1083 lines
36 KiB
Go
1083 lines
36 KiB
Go
/*
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* Minio Cloud Storage, (C) 2018 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package s3select
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import (
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"bytes"
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"fmt"
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"reflect"
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"testing"
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)
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// Unit Test for the checkForDuplicates function.
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func TestCheckForDuplicates(t *testing.T) {
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tables := []struct {
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myReq []string
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myHeaders map[string]int
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myDup map[string]bool
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myLow map[string]int
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myErr error
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}{
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{[]string{"name", "id", "last_name", "last_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), ErrAmbiguousFieldName},
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{[]string{"name", "id", "last_name", "another_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), nil},
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}
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for _, table := range tables {
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err := checkForDuplicates(table.myReq, table.myHeaders, table.myDup, table.myLow)
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if err != table.myErr {
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t.Error()
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}
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}
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}
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// Test for the function which processes columnnames to make sure that they are
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// compatible with spaces.
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func TestMyProcessing(t *testing.T) {
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options := &Options{
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HasHeader: false,
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RecordDelimiter: "\n",
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FieldDelimiter: ",",
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Comments: "",
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Name: "S3Object", // Default table name for all objects
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ReadFrom: bytes.NewReader([]byte("Here , is, a, string + \n + random,random,stuff,stuff ")),
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Compressed: "",
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Expression: "",
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OutputFieldDelimiter: ",",
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StreamSize: 20,
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}
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s3s, err := NewInput(options)
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if err != nil {
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t.Error(err)
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}
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tables := []struct {
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myReq []string
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myHeaders map[string]int
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myDup map[string]bool
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myLow map[string]int
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myOpts *Options
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input *Input
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length int
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testOutput string
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myErr error
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}{
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{[]string{"name", "id", "last_name", "CAST"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, 4, "CAST", nil},
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{[]string{"name", "id", "last_name", "another_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, 4, "another_name", nil},
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{[]string{"name", "id", "last_name", "another_name"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, 4, "another_name", nil},
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{[]string{"name", "id", "random_name", "fame_name", "another_col"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, 5, "fame_name", nil},
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}
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for _, table := range tables {
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err = checkForDuplicates(table.myReq, table.myHeaders, table.myDup, table.myLow)
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if err != table.myErr {
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t.Error()
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}
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if len(table.myReq) != table.length {
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t.Errorf("UnexpectedError")
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}
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if table.myReq[3] != table.testOutput {
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t.Error()
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}
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}
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}
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// TestMyRowIndexResults is a unit test which makes sure that the rows that are
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// being printed are appropriate to the query being requested.
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func TestMyRowIndexResults(t *testing.T) {
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options := &Options{
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HasHeader: false,
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RecordDelimiter: "\n",
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FieldDelimiter: ",",
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Comments: "",
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Name: "S3Object", // Default table name for all objects
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ReadFrom: bytes.NewReader([]byte("Here , is, a, string + \n + random,random,stuff,stuff ")),
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Compressed: "",
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Expression: "",
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OutputFieldDelimiter: ",",
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StreamSize: 20,
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}
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s3s, err := NewInput(options)
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if err != nil {
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t.Error(err)
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}
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tables := []struct {
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myReq []string
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myHeaders map[string]int
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myDup map[string]bool
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myLow map[string]int
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myOpts *Options
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input *Input
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myRecord []string
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myTarget string
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myAsterix string
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columns []string
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err error
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}{
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{[]string{"1", "2"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, []string{"target", "random", "hello", "stuff"}, "target,random", "target,random,hello,stuff", []string{"1", "2", "3", "4"}, nil},
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{[]string{"2", "3", "4"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, []string{"random", "hullo", "thing", "stuff"}, "hullo,thing,stuff", "random,hullo,thing,stuff", []string{"1", "2", "3", "4"}, nil},
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{[]string{"3", "2"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, []string{"random", "hullo", "thing", "stuff"}, "thing,hullo", "random,hullo,thing,stuff", []string{"1", "2", "3", "4"}, nil},
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{[]string{"11", "1"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, s3s, []string{"random", "hullo", "thing", "stuff"}, "", "random,hullo,thing,stuff", []string{"1", "2", "3", "4"}, ErrInvalidColumnIndex},
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}
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for _, table := range tables {
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checkForDuplicates(table.columns, table.myHeaders, table.myDup, table.myLow)
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myRow, err := s3s.processColNameIndex(table.myRecord, table.myReq, table.columns)
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if err != table.err {
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t.Error()
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}
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if myRow != table.myTarget {
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t.Error()
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}
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myRow = table.input.printAsterix(table.myRecord)
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if myRow != table.myAsterix {
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t.Error()
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}
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}
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}
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// TestMyHelperFunctions is a unit test which tests some small helper string
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// functions.
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func TestMyHelperFunctions(t *testing.T) {
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tables := []struct {
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myReq string
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myList []string
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myIndex int
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expected bool
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}{
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{"test1", []string{"test1", "test2", "test3", "test4", "test5"}, 0, true},
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{"random", []string{"test1", "test2", "test3", "test4", "test5"}, -1, false},
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{"test3", []string{"test1", "test2", "test3", "test4", "test5"}, 2, true},
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}
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for _, table := range tables {
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if stringInSlice(table.myReq, table.myList) != table.expected {
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t.Error()
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}
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if stringIndex(table.myReq, table.myList) != table.myIndex {
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t.Error()
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}
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}
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}
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// TestMyStateMachine is a unit test which ensures that the lowest level of the
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// interpreter is converting properly.
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func TestMyStateMachine(t *testing.T) {
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tables := []struct {
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operand interface{}
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operator string
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leftArg string
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err error
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expected bool
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}{
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{"2005", ">", "2012", nil, true},
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{2005, ">", "2012", nil, true},
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{2012.0000, ">", "2014.000", nil, true},
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{"NA", ">", "2014.000", nil, false},
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{2014, ">", "Random", nil, false},
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{"test3", ">", "aandom", nil, false},
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}
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for _, table := range tables {
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val, err := evaluateOperator(table.leftArg, table.operator, table.operand)
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if err != table.err {
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t.Error()
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}
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if val != table.expected {
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t.Error()
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}
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}
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}
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// TestMyOperators is a unit test which ensures that the appropriate values are
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// being returned from the operators functions.
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func TestMyOperators(t *testing.T) {
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tables := []struct {
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operator string
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err error
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}{
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{">", nil},
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{"%", ErrParseUnknownOperator},
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}
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for _, table := range tables {
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err := checkValidOperator(table.operator)
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if err != table.err {
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t.Error()
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}
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}
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}
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// TestMyConversion ensures that the conversion of the value from the csv
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// happens correctly.
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func TestMyConversion(t *testing.T) {
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tables := []struct {
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myTblVal string
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expected reflect.Kind
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}{
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{"2014", reflect.Int},
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{"2014.000", reflect.Float64},
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{"String!!!", reflect.String},
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}
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for _, table := range tables {
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val := reflect.ValueOf(checkStringType(table.myTblVal)).Kind()
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if val != table.expected {
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t.Error()
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}
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}
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}
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// Unit Tests for Parser.
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func TestMyParser(t *testing.T) {
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tables := []struct {
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myQuery string
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err error
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reqCols []string
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alias string
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myLimit int
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aggFuncs []string
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header []string
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}{
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{"SELECT * FROM S3OBJECT", nil, []string{"*"}, "S3OBJECT", 0, make([]string, 1), []string{"name1", "name2", "name3", "name4"}},
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{"SELECT * FROM S3OBJECT AS A", nil, []string{"*"}, "A", 0, make([]string, 1), []string{"name1", "name2", "name3", "name4"}},
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{"SELECT col_name FROM S3OBJECT AS A", nil, []string{"col_name"}, "A", 0, make([]string, 1), []string{"col_name", "name2", "name3", "name4"}},
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{"SELECT col_name,col_other FROM S3OBJECT AS A LIMIT 5", nil, []string{"col_name", "col_other"}, "A", 5, make([]string, 2), []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT col_name,col_other FROM S3OBJECT AS A WHERE col_name = 'Name' LIMIT 5", nil, []string{"col_name", "col_other"}, "A", 5, make([]string, 2), []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT col_name,col_other FROM S3OBJECT AS A WHERE col_name = 'Name LIMIT 5", ErrLexerInvalidChar, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT count(*) FROM S3OBJECT AS A WHERE col_name = 'Name' LIMIT 5", nil, []string{"*"}, "A", 5, []string{"count"}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT sum(col_name),sum(col_other) FROM S3OBJECT AS A WHERE col_name = 'Name' LIMIT 5", nil, []string{"col_name", "col_other"}, "A", 5, []string{"sum", "sum"}, []string{"col_name", "col_other"}},
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{"SELECT A.col_name FROM S3OBJECT AS A", nil, []string{"col_name"}, "A", 0, make([]string, 1), []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT A._col_name FROM S3OBJECT AS A", nil, []string{"col_name"}, "A", 0, make([]string, 1), []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT A._col_name FROM S3OBJECT AS A WHERE randomname > 5", ErrMissingHeaders, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT A._col_name FROM S3OBJECT AS A WHERE A._11 > 5", ErrInvalidColumnIndex, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT COALESCE(col_name,col_other) FROM S3OBJECT AS A WHERE A._3 > 5", nil, []string{""}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT COALESCE(col_name,col_other),COALESCE(col_name,col_other) FROM S3OBJECT AS A WHERE A._3 > 5", nil, []string{"", ""}, "A", 0, []string{"", ""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT COALESCE(col_name,col_other) ,col_name , COALESCE(col_name,col_other) FROM S3OBJECT AS A WHERE col_name > 5", nil, []string{"", "col_name", ""}, "A", 0, []string{"", "", ""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT NULLIF(col_name,col_other) ,col_name , COALESCE(col_name,col_other) FROM S3OBJECT AS A WHERE col_name > 5", nil, []string{"", "col_name", ""}, "A", 0, []string{"", "", ""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT NULLIF(col_name,col_other) FROM S3OBJECT AS A WHERE col_name > 5", nil, []string{""}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT NULLIF(randomname,col_other) FROM S3OBJECT AS A WHERE col_name > 5", ErrMissingHeaders, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT col_name FROM S3OBJECT AS A WHERE COALESCE(random,5) > 5", ErrMissingHeaders, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT col_name FROM S3OBJECT AS A WHERE NULLIF(random,5) > 5", ErrMissingHeaders, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT col_name FROM S3OBJECT AS A WHERE LOWER(col_name) BETWEEN 5 AND 7", nil, []string{"col_name"}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT UPPER(col_name) FROM S3OBJECT AS A WHERE LOWER(col_name) BETWEEN 5 AND 7", nil, []string{""}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT UPPER(*) FROM S3OBJECT AS A WHERE LOWER(col_name) BETWEEN 5 AND 7", ErrParseUnsupportedCallWithStar, nil, "", 0, nil, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT NULLIF(col_name,col_name) FROM S3OBJECT AS A WHERE NULLIF(LOWER(col_name),col_name) BETWEEN 5 AND 7", nil, []string{""}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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{"SELECT COALESCE(col_name,col_name) FROM S3OBJECT AS A WHERE NULLIF(LOWER(col_name),col_name) BETWEEN 5 AND 7", nil, []string{""}, "A", 0, []string{""}, []string{"col_name", "col_other", "name3", "name4"}},
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}
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for _, table := range tables {
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options := &Options{
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HasHeader: false,
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RecordDelimiter: "\n",
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FieldDelimiter: ",",
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Comments: "",
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Name: "S3Object", // Default table name for all objects
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ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
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Compressed: "",
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Expression: "",
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OutputFieldDelimiter: ",",
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StreamSize: 20,
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HeaderOpt: true,
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}
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s3s, err := NewInput(options)
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if err != nil {
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t.Error(err)
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}
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s3s.header = table.header
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reqCols, alias, myLimit, _, aggFunctionNames, _, err := s3s.ParseSelect(table.myQuery)
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if table.err != err {
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t.Error()
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}
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if !reflect.DeepEqual(reqCols, table.reqCols) {
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t.Error()
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}
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if alias != table.alias {
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t.Error()
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}
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if myLimit != int64(table.myLimit) {
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t.Error()
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}
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if !reflect.DeepEqual(table.aggFuncs, aggFunctionNames) {
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t.Error()
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}
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}
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}
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// Unit tests for the main function that performs aggreggation.
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func TestMyAggregationFunc(t *testing.T) {
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columnsMap := make(map[string]int)
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columnsMap["Col1"] = 0
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columnsMap["Col2"] = 1
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tables := []struct {
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counter int
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filtrCount int
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myAggVals []float64
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columnsMap map[string]int
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storeReqCols []string
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storeFunctions []string
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record []string
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err error
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expectedVal float64
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}{
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{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"count"}, []string{"1", "2"}, nil, 11},
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{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"min"}, []string{"1", "2"}, nil, 1},
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{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"max"}, []string{"1", "2"}, nil, 10},
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{10, 5, []float64{10}, columnsMap, []string{"Col1"}, []string{"sum"}, []string{"1", "2"}, nil, 11},
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{1, 1, []float64{10}, columnsMap, []string{"Col1"}, []string{"avg"}, []string{"1", "2"}, nil, 5.500},
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{10, 5, []float64{0.000}, columnsMap, []string{"Col1"}, []string{"random"}, []string{"1", "2"}, ErrParseNonUnaryAgregateFunctionCall, 0},
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{0, 5, []float64{0}, columnsMap, []string{"0"}, []string{"count"}, []string{"1", "2"}, nil, 1},
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{10, 5, []float64{10}, columnsMap, []string{"1"}, []string{"min"}, []string{"1", "12"}, nil, 10},
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}
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for _, table := range tables {
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err := aggregationFunctions(table.counter, table.filtrCount, table.myAggVals, table.columnsMap, table.storeReqCols, table.storeFunctions, table.record)
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if table.err != err {
|
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t.Error()
|
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}
|
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if table.myAggVals[0] != table.expectedVal {
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t.Error()
|
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}
|
|
|
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}
|
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}
|
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|
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// Unit Tests for the function which converts a float array to string.
|
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func TestToStringAgg(t *testing.T) {
|
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options := &Options{
|
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HasHeader: false,
|
|
RecordDelimiter: "\n",
|
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FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("Here , is, a, string + \n + random,random,stuff,stuff ")),
|
|
Compressed: "",
|
|
Expression: "",
|
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OutputFieldDelimiter: ",",
|
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StreamSize: 20,
|
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HeaderOpt: true,
|
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}
|
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s3s, err := NewInput(options)
|
|
if err != nil {
|
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t.Error(err)
|
|
}
|
|
tables := []struct {
|
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myAggVal []float64
|
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expected string
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}{
|
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{[]float64{10, 11, 12, 13, 14}, "10.000000,11.000000,12.000000,13.000000,14.000000"},
|
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{[]float64{10}, "10.000000"},
|
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}
|
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for _, table := range tables {
|
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val := s3s.aggFuncToStr(table.myAggVal)
|
|
if val != table.expected {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyRowColLiteralResults is a unit test which makes sure that the rows that
|
|
// are being printed are appropriate to the query being requested.
|
|
func TestMyRowColLiteralResults(t *testing.T) {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("Here , is, a, string + \n + random,random,stuff,stuff ")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
tables := []struct {
|
|
myReq []string
|
|
myHeaders map[string]int
|
|
myDup map[string]bool
|
|
myLow map[string]int
|
|
myOpts *Options
|
|
tempList []string
|
|
input *Input
|
|
myRecord []string
|
|
myTarget string
|
|
columns []string
|
|
err error
|
|
}{
|
|
{[]string{"draft", "year"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, []string{"draft", "year"}, s3s, []string{"target", "random", "hello", "stuff"}, "target,random", []string{"draft", "year", "random", "another"}, nil},
|
|
{[]string{"year", "draft"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, []string{"year", "draft"}, s3s, []string{"draft", "2012", "thing", "stuff"}, "2012,draft", []string{"draft", "year", "random", "another"}, nil},
|
|
{[]string{"yearrandomstuff", "draft"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, []string{"yearrandomstuff", "draft"}, s3s, []string{"draft", "2012", "thing", "stuff"}, "", []string{"draft", "year", "random", "another"}, ErrMissingHeaders},
|
|
{[]string{"draft", "randomstuff"}, make(map[string]int), make(map[string]bool), make(map[string]int), options, []string{"yearrandomstuff", "draft"}, s3s, []string{"draft", "2012", "thing", "stuff"}, "", []string{"draft", "year", "random", "another"}, ErrMissingHeaders},
|
|
}
|
|
for _, table := range tables {
|
|
checkForDuplicates(table.columns, table.myHeaders, table.myDup, table.myLow)
|
|
myRow, err := table.input.processColNameLiteral(table.myRecord, table.myReq, table.tempList, table.myHeaders, nil)
|
|
if err != table.err {
|
|
t.Error()
|
|
}
|
|
if myRow != table.myTarget {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyWhereEval is a function which provides unit tests for the function
|
|
// which evaluates the where clause.
|
|
func TestMyWhereEval(t *testing.T) {
|
|
columnsMap := make(map[string]int)
|
|
columnsMap["Col1"] = 0
|
|
columnsMap["Col2"] = 1
|
|
tables := []struct {
|
|
myQuery string
|
|
record []string
|
|
err error
|
|
expected bool
|
|
header []string
|
|
}{
|
|
{"SELECT * FROM S3OBJECT", []string{"record_1,record_2,record_3,record_4"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 < -1", []string{"0", "1"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 < -1 OR Col2 > 15", []string{"151", "12"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 > -1 AND Col2 > 15", []string{"151", "12"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 > 1.00", []string{"151.0000", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 > 100", []string{"random", "12"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 BETWEEN 100 AND 0", []string{"151", "12"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT WHERE Col1 BETWEEN 100.0 AND 0.0", []string{"151", "12"}, nil, false, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE A.1 BETWEEN 160 AND 150", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE A._1 BETWEEN 160 AND 0", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE A._1 BETWEEN 0 AND 160", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT A._1 LIKE 'r%'", []string{"record_1,record_2,record_3,record_4"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT s._2 FROM S3Object s WHERE s._2 = 'Steven'", []string{"record_1", "Steven", "Steven", "record_4"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE Col1 BETWEEN 0 AND 160", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE Col1 BETWEEN 160 AND 0", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE UPPER(Col1) BETWEEN 160 AND 0", []string{"151", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE UPPER(Col1) = 'RANDOM'", []string{"random", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
{"SELECT * FROM S3OBJECT AS A WHERE LOWER(UPPER(Col1) = 'random'", []string{"random", "12"}, nil, true, []string{"Col1", "Col2"}},
|
|
}
|
|
for _, table := range tables {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
s3s.header = table.header
|
|
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
_, alias, _, whereClause, _, _, _ := s3s.ParseSelect(table.myQuery)
|
|
myVal, err := matchesMyWhereClause(table.record, columnsMap, alias, whereClause)
|
|
if table.err != err {
|
|
t.Error()
|
|
}
|
|
if myVal != table.expected {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyStringComparator is a unit test which ensures that the appropriate
|
|
// values are being compared for strings.
|
|
func TestMyStringComparator(t *testing.T) {
|
|
tables := []struct {
|
|
operand string
|
|
operator string
|
|
myVal string
|
|
expected bool
|
|
err error
|
|
}{
|
|
{"random", ">", "myName", "random" > "myName", nil},
|
|
{"12", "!=", "myName", "12" != "myName", nil},
|
|
{"12", "=", "myName", "12" == "myName", nil},
|
|
{"12", "<=", "myName", "12" <= "myName", nil},
|
|
{"12", ">=", "myName", "12" >= "myName", nil},
|
|
{"12", "<", "myName", "12" < "myName", nil},
|
|
{"name", "like", "_x%", false, nil},
|
|
{"12", "randomoperator", "myName", false, ErrUnsupportedSyntax},
|
|
}
|
|
for _, table := range tables {
|
|
myVal, err := stringEval(table.operand, table.operator, table.myVal)
|
|
if err != table.err {
|
|
t.Error()
|
|
}
|
|
if myVal != table.expected {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyFloatComparator is a unit test which ensures that the appropriate
|
|
// values are being compared for floats.
|
|
func TestMyFloatComparator(t *testing.T) {
|
|
tables := []struct {
|
|
operand float64
|
|
operator string
|
|
myVal float64
|
|
expected bool
|
|
err error
|
|
}{
|
|
{12.000, ">", 13.000, 12.000 > 13.000, nil},
|
|
{1000.000, "!=", 1000.000, 1000.000 != 1000.000, nil},
|
|
{1000.000, "<", 1000.000, 1000.000 < 1000.000, nil},
|
|
{1000.000, "<=", 1000.000, 1000.000 <= 1000.000, nil},
|
|
{1000.000, ">=", 1000.000, 1000.000 >= 1000.000, nil},
|
|
{1000.000, "=", 1000.000, 1000.000 == 1000.000, nil},
|
|
{17.000, "randomoperator", 0.0, false, ErrUnsupportedSyntax},
|
|
}
|
|
for _, table := range tables {
|
|
myVal, err := floatEval(table.operand, table.operator, table.myVal)
|
|
if err != table.err {
|
|
t.Error()
|
|
}
|
|
if myVal != table.expected {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyIntComparator is a unit test which ensures that the appropriate values
|
|
// are being compared for ints.
|
|
func TestMyIntComparator(t *testing.T) {
|
|
tables := []struct {
|
|
operand int64
|
|
operator string
|
|
myVal int64
|
|
expected bool
|
|
err error
|
|
}{
|
|
{12, ">", 13, 12.000 > 13.000, nil},
|
|
{1000, "!=", 1000, 1000.000 != 1000.000, nil},
|
|
{1000, "<", 1000, 1000.000 < 1000.000, nil},
|
|
{1000, "<=", 1000, 1000.000 <= 1000.000, nil},
|
|
{1000, ">=", 1000, 1000.000 >= 1000.000, nil},
|
|
{1000, "=", 1000, 1000.000 >= 1000.000, nil},
|
|
{17, "randomoperator", 0, false, ErrUnsupportedSyntax},
|
|
}
|
|
for _, table := range tables {
|
|
myVal, err := intEval(table.operand, table.operator, table.myVal)
|
|
if err != table.err {
|
|
t.Error()
|
|
}
|
|
if myVal != table.expected {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMySizeFunction is a function which provides unit testing for the function
|
|
// which calculates size.
|
|
func TestMySizeFunction(t *testing.T) {
|
|
tables := []struct {
|
|
myRecord []string
|
|
expected int64
|
|
}{
|
|
{[]string{"test1", "test2", "test3", "test4", "test5"}, 30},
|
|
}
|
|
for _, table := range tables {
|
|
if processSize(table.myRecord) != table.expected {
|
|
t.Error()
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
// TestInterpreter is a function which provides unit testing for the main
|
|
// interpreter function.
|
|
func TestInterpreter(t *testing.T) {
|
|
tables := []struct {
|
|
myQuery string
|
|
myChan chan *Row
|
|
err error
|
|
header []string
|
|
}{
|
|
{"Select random from S3OBJECT", make(chan *Row), ErrMissingHeaders, []string{"name1", "name2", "name3", "name4"}},
|
|
{"Select * from S3OBJECT as A WHERE name2 > 5.00", make(chan *Row), nil, []string{"name1", "name2", "name3", "name4"}},
|
|
{"Select * from S3OBJECT", make(chan *Row), nil, []string{"name1", "name2", "name3", "name4"}},
|
|
{"Select A_1 from S3OBJECT as A", make(chan *Row), nil, []string{"1", "2", "3", "4"}},
|
|
{"Select count(*) from S3OBJECT", make(chan *Row), nil, []string{"name1", "name2", "name3", "name4"}},
|
|
{"Select * from S3OBJECT WHERE name1 > 5.00", make(chan *Row), nil, []string{"name1", "name2", "name3", "name4"}},
|
|
}
|
|
for _, table := range tables {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
s3s.header = table.header
|
|
reqCols, alias, myLimit, whereClause, aggFunctionNames, _, err := s3s.ParseSelect(table.myQuery)
|
|
if err != table.err {
|
|
t.Fatal()
|
|
}
|
|
if err == nil {
|
|
go s3s.processSelectReq(reqCols, alias, whereClause, myLimit, aggFunctionNames, table.myChan, nil)
|
|
select {
|
|
case row, ok := <-table.myChan:
|
|
if ok && len(row.record) > 0 {
|
|
} else if ok && row.err != nil {
|
|
if row.err != table.err {
|
|
t.Error()
|
|
}
|
|
close(table.myChan)
|
|
} else if !ok {
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyXMLFunction is a function that provides unit testing for the XML
|
|
// creating function.
|
|
func TestMyXMLFunction(t *testing.T) {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
tables := []struct {
|
|
expectedStat int
|
|
expectedProgress int
|
|
}{
|
|
{150, 156},
|
|
}
|
|
for _, table := range tables {
|
|
myVal, _ := s3s.createStatXML()
|
|
myOtherVal, _ := s3s.createProgressXML()
|
|
if len(myVal) != table.expectedStat {
|
|
t.Error()
|
|
}
|
|
if len(myOtherVal) != table.expectedProgress {
|
|
fmt.Println(len(myOtherVal))
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyProtocolFunction is a function which provides unit testing for several
|
|
// of the functions which write the binary protocol.
|
|
func TestMyProtocolFunction(t *testing.T) {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
tables := []struct {
|
|
payloadMsg string
|
|
expectedRecord int
|
|
expectedEnd int
|
|
}{
|
|
{"random payload", 115, 56},
|
|
}
|
|
for _, table := range tables {
|
|
var currentMessage = &bytes.Buffer{}
|
|
if len(s3s.writeRecordMessage(table.payloadMsg, currentMessage).Bytes()) != table.expectedRecord {
|
|
t.Error()
|
|
}
|
|
currentMessage.Reset()
|
|
if len(s3s.writeEndMessage(currentMessage).Bytes()) != table.expectedEnd {
|
|
t.Error()
|
|
}
|
|
currentMessage.Reset()
|
|
if len(s3s.writeContinuationMessage(currentMessage).Bytes()) != 57 {
|
|
t.Error()
|
|
}
|
|
currentMessage.Reset()
|
|
}
|
|
}
|
|
|
|
// TestMyInfoProtocolFunctions is a function which provides unit testing for the
|
|
// stat and progress messages of the protocols.
|
|
func TestMyInfoProtocolFunctions(t *testing.T) {
|
|
options := &Options{
|
|
HasHeader: true,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
myVal, _ := s3s.createStatXML()
|
|
myOtherVal, _ := s3s.createProgressXML()
|
|
|
|
tables := []struct {
|
|
payloadStatMsg string
|
|
payloadProgressMsg string
|
|
expectedStat int
|
|
expectedProgress int
|
|
}{
|
|
{myVal, myOtherVal, 233, 243},
|
|
}
|
|
for _, table := range tables {
|
|
var currBuf = &bytes.Buffer{}
|
|
if len(s3s.writeStatMessage(table.payloadStatMsg, currBuf).Bytes()) != table.expectedStat {
|
|
t.Error()
|
|
}
|
|
currBuf.Reset()
|
|
if len(s3s.writeProgressMessage(table.payloadProgressMsg, currBuf).Bytes()) != table.expectedProgress {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyErrorProtocolFunctions is a function which provides unit testing for
|
|
// the error message type of protocol.
|
|
func TestMyErrorProtocolFunctions(t *testing.T) {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
tables := []struct {
|
|
err error
|
|
expectedError int
|
|
}{
|
|
{ErrInvalidCast, 248},
|
|
{ErrTruncatedInput, 200},
|
|
{ErrUnsupportedSyntax, 114},
|
|
{ErrCSVParsingError, 157},
|
|
}
|
|
for _, table := range tables {
|
|
var currentMessage = &bytes.Buffer{}
|
|
if len(s3s.writeErrorMessage(table.err, currentMessage).Bytes()) != table.expectedError {
|
|
t.Error()
|
|
}
|
|
|
|
}
|
|
}
|
|
func TestMatch(t *testing.T) {
|
|
testCases := []struct {
|
|
pattern string
|
|
text string
|
|
matched bool
|
|
}{
|
|
// Test case - 1.
|
|
// Test case so that the match occurs on the opening letter.
|
|
{
|
|
pattern: "a%",
|
|
text: "apple",
|
|
matched: true,
|
|
},
|
|
// Test case - 2.
|
|
// Test case so that the ending letter is true.
|
|
{
|
|
pattern: "%m",
|
|
text: "random",
|
|
matched: true,
|
|
},
|
|
// Test case - 3.
|
|
// Test case so that a character is at the appropriate position.
|
|
{
|
|
pattern: "_d%",
|
|
text: "adam",
|
|
matched: true,
|
|
},
|
|
// Test case - 4.
|
|
// Test case so that a character is at the appropriate position.
|
|
{
|
|
pattern: "_d%",
|
|
text: "apple",
|
|
matched: false,
|
|
},
|
|
// Test case - 5.
|
|
// Test case with checking that it is at least 3 in length
|
|
{
|
|
pattern: "a_%_%",
|
|
text: "ap",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "a_%_%",
|
|
text: "apple",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "%or%",
|
|
text: "orphan",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "%or%",
|
|
text: "dolphin",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "%or%",
|
|
text: "dorlphin",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "2__3",
|
|
text: "2003",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "_YYYY_",
|
|
text: "aYYYYa",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "C%",
|
|
text: "CA",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "C%",
|
|
text: "SC",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "%C",
|
|
text: "SC",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "%C",
|
|
text: "CA",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "%C",
|
|
text: "ACCC",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "C%",
|
|
text: "CCC",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "j%",
|
|
text: "mejri",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "a%o",
|
|
text: "ando",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "%j",
|
|
text: "mejri",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "%ja",
|
|
text: "mejrija",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "ja%",
|
|
text: "jamal",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "a%o",
|
|
text: "andp",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "_r%",
|
|
text: "arpa",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "_r%",
|
|
text: "apra",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "a_%_%",
|
|
text: "appple",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "l_b%",
|
|
text: "lebron",
|
|
matched: true,
|
|
},
|
|
{
|
|
pattern: "leb%",
|
|
text: "Dalembert",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "leb%",
|
|
text: "Landesberg",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "leb%",
|
|
text: "Mccalebb",
|
|
matched: false,
|
|
},
|
|
{
|
|
pattern: "%lebb",
|
|
text: "Mccalebb",
|
|
matched: true,
|
|
},
|
|
}
|
|
// Iterating over the test cases, call the function under test and asert the output.
|
|
for i, testCase := range testCases {
|
|
actualResult, err := likeConvert(testCase.pattern, testCase.text)
|
|
if err != nil {
|
|
t.Error()
|
|
}
|
|
if testCase.matched != actualResult {
|
|
fmt.Println("Expected Pattern", testCase.pattern, "Expected Text", testCase.text)
|
|
t.Errorf("Test %d: Expected the result to be `%v`, but instead found it to be `%v`", i+1, testCase.matched, actualResult)
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyValids is a unit test which ensures that the appropriate values are
|
|
// being returned from the isValid... functions.
|
|
func TestMyValids(t *testing.T) {
|
|
|
|
tables := []struct {
|
|
myQuery string
|
|
indexList []int
|
|
myIndex int
|
|
myValIndex bool
|
|
header []string
|
|
err error
|
|
}{
|
|
{"SELECT UPPER(NULLIF(draft_year,random_name))", []int{3, 5, 6, 7, 8, 9}, 3, true, []string{"draft_year", "random_name"}, nil},
|
|
{"SELECT UPPER(NULLIF(draft_year,xandom_name))", []int{3, 5, 6, 7, 8, 9}, 3, true, []string{"draft_year", "random_name"}, ErrMissingHeaders},
|
|
}
|
|
for _, table := range tables {
|
|
options := &Options{
|
|
HasHeader: false,
|
|
RecordDelimiter: "\n",
|
|
FieldDelimiter: ",",
|
|
Comments: "",
|
|
Name: "S3Object", // Default table name for all objects
|
|
ReadFrom: bytes.NewReader([]byte("name1,name2,name3,name4" + "\n" + "5,is,a,string" + "\n" + "random,random,stuff,stuff")),
|
|
Compressed: "",
|
|
Expression: "",
|
|
OutputFieldDelimiter: ",",
|
|
StreamSize: 20,
|
|
HeaderOpt: true,
|
|
}
|
|
s3s, err := NewInput(options)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
s3s.header = table.header
|
|
_, _, _, _, _, _, err = s3s.ParseSelect(table.myQuery)
|
|
if err != table.err {
|
|
t.Fatal()
|
|
}
|
|
myVal := isValidFunc(table.indexList, table.myIndex)
|
|
if myVal != table.myValIndex {
|
|
t.Error()
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestMyFuncProcessing is a unit test which ensures that the appropriate values are
|
|
// being returned from the Processing... functions.
|
|
func TestMyFuncProcessing(t *testing.T) {
|
|
tables := []struct {
|
|
myString string
|
|
nullList []string
|
|
coalList []string
|
|
myValString string
|
|
myValCoal string
|
|
myValNull string
|
|
stringFunc string
|
|
}{
|
|
{"lower", []string{"yo", "yo"}, []string{"random", "hello", "random"}, "LOWER", "random", "", "UPPER"},
|
|
{"LOWER", []string{"null", "random"}, []string{"missing", "hello", "random"}, "lower", "hello", "null", "LOWER"},
|
|
}
|
|
for _, table := range tables {
|
|
if table.coalList != nil {
|
|
myVal := processCoalNoIndex(table.coalList)
|
|
if myVal != table.myValCoal {
|
|
t.Error()
|
|
}
|
|
}
|
|
if table.nullList != nil {
|
|
myVal := processNullIf(table.nullList)
|
|
if myVal != table.myValNull {
|
|
t.Error()
|
|
}
|
|
}
|
|
myVal := applyStrFunc(table.myString, table.stringFunc)
|
|
if myVal != table.myValString {
|
|
t.Error()
|
|
}
|
|
|
|
}
|
|
}
|