256 lines
9.7 KiB
Go
256 lines
9.7 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 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 main
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import (
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"bytes"
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"crypto/md5"
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"encoding/hex"
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"fmt"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"testing"
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)
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// Testing GetObjectInfo().
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func TestGetObjectInfo(t *testing.T) {
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directory, e := ioutil.TempDir("", "minio-get-objinfo-test")
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if e != nil {
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t.Fatal(e)
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}
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defer os.RemoveAll(directory)
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// Create the fs.
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fs, err := newFS(directory)
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if err != nil {
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t.Fatal(err)
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}
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// This bucket is used for testing getObjectInfo operations.
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err = fs.MakeBucket("test-getobjectinfo")
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if err != nil {
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t.Fatal(err)
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}
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_, err = fs.PutObject("test-getobjectinfo", "Asia/asiapics.jpg", int64(len("asiapics")), bytes.NewBufferString("asiapics"), nil)
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if err != nil {
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t.Fatal(err)
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}
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resultCases := []ObjectInfo{
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// ObjectInfo -1.
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// ObjectName set to a existing object in the test case (Test case 14).
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{Bucket: "test-getobjectinfo", Name: "Asia/asiapics.jpg", ContentType: "image/jpeg", IsDir: false},
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}
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testCases := []struct {
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bucketName string
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objectName string
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// Expected output of GetObjectInfo.
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result ObjectInfo
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err error
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// Flag indicating whether the test is expected to pass or not.
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shouldPass bool
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}{
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// Test cases with invalid bucket names ( Test number 1-4 ).
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{".test", "", ObjectInfo{}, BucketNameInvalid{Bucket: ".test"}, false},
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{"Test", "", ObjectInfo{}, BucketNameInvalid{Bucket: "Test"}, false},
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{"---", "", ObjectInfo{}, BucketNameInvalid{Bucket: "---"}, false},
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{"ad", "", ObjectInfo{}, BucketNameInvalid{Bucket: "ad"}, false},
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// Test cases with valid but non-existing bucket names (Test number 5-7).
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{"abcdefgh", "abc", ObjectInfo{}, BucketNotFound{Bucket: "abcdefgh"}, false},
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{"ijklmnop", "efg", ObjectInfo{}, BucketNotFound{Bucket: "ijklmnop"}, false},
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// Test cases with valid but non-existing bucket names and invalid object name (Test number 8-9).
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{"test-getobjectinfo", "", ObjectInfo{}, ObjectNameInvalid{Bucket: "test-getobjectinfo", Object: ""}, false},
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{"test-getobjectinfo", "", ObjectInfo{}, ObjectNameInvalid{Bucket: "test-getobjectinfo", Object: ""}, false},
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// Test cases with non-existing object name with existing bucket (Test number 10-12).
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{"test-getobjectinfo", "Africa", ObjectInfo{}, ObjectNotFound{Bucket: "test-getobjectinfo", Object: "Africa"}, false},
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{"test-getobjectinfo", "Antartica", ObjectInfo{}, ObjectNotFound{Bucket: "test-getobjectinfo", Object: "Antartica"}, false},
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{"test-getobjectinfo", "Asia/myfile", ObjectInfo{}, ObjectNotFound{Bucket: "test-getobjectinfo", Object: "Asia/myfile"}, false},
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// Test case with existing bucket but object name set to a directory (Test number 13).
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{"test-getobjectinfo", "Asia", ObjectInfo{}, ObjectNotFound{Bucket: "test-getobjectinfo", Object: "Asia"}, false},
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// Valid case with existing object (Test number 14).
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{"test-getobjectinfo", "Asia/asiapics.jpg", resultCases[0], nil, true},
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}
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for i, testCase := range testCases {
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result, err := fs.GetObjectInfo(testCase.bucketName, testCase.objectName)
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if err != nil && testCase.shouldPass {
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t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err.Cause.Error())
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}
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if err == nil && !testCase.shouldPass {
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t.Errorf("Test %d: Expected to fail with <ERROR> \"%s\", but passed instead", i+1, testCase.err.Error())
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}
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// Failed as expected, but does it fail for the expected reason.
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if err != nil && !testCase.shouldPass {
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if testCase.err.Error() != err.Cause.Error() {
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t.Errorf("Test %d: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead", i+1, testCase.err.Error(), err.Cause.Error())
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}
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}
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// Test passes as expected, but the output values are verified for correctness here.
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if err == nil && testCase.shouldPass {
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if testCase.result.Bucket != result.Bucket {
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t.Fatalf("Test %d: Expected Bucket name to be '%s', but found '%s' instead", i+1, testCase.result.Bucket, result.Bucket)
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}
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if testCase.result.Name != result.Name {
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t.Errorf("Test %d: Expected Object name to be %s, but instead found it to be %s", i+1, testCase.result.Name, result.Name)
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}
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if testCase.result.ContentType != result.ContentType {
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t.Errorf("Test %d: Expected Content Type of the object to be %v, but instead found it to be %v", i+1, testCase.result.ContentType, result.ContentType)
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}
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if testCase.result.IsDir != result.IsDir {
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t.Errorf("Test %d: Expected IsDir flag of the object to be %v, but instead found it to be %v", i+1, testCase.result.IsDir, result.IsDir)
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}
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}
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}
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}
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// Testing getObjectInfo().
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func TestGetObjectInfoCore(t *testing.T) {
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directory, e := ioutil.TempDir("", "minio-get-objinfo-test")
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if e != nil {
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t.Fatal(e)
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}
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defer os.RemoveAll(directory)
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// Create the fs.
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fs, err := newFS(directory)
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if err != nil {
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t.Fatal(err)
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}
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// This bucket is used for testing getObjectInfo operations.
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err = fs.MakeBucket("test-getobjinfo")
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if err != nil {
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t.Fatal(err)
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}
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_, err = fs.PutObject("test-getobjinfo", "Asia/asiapics.jpg", int64(len("asiapics")), bytes.NewBufferString("asiapics"), nil)
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if err != nil {
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t.Fatal(err)
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}
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resultCases := []ObjectInfo{
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// ObjectInfo - 1.
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// ObjectName object name set to a existing directory in the test case.
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{Bucket: "test-getobjinfo", Name: "Asia", Size: 0, ContentType: "application/octet-stream", IsDir: true},
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// ObjectInfo -2.
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// ObjectName set to a existing object in the test case.
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{Bucket: "test-getobjinfo", Name: "Asia/asiapics.jpg", Size: int64(len("asiapics")), ContentType: "image/jpeg", IsDir: false},
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// ObjectInfo-3.
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// Object name set to a non-existing object in the test case.
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{Bucket: "test-getobjinfo", Name: "Africa", Size: 0, ContentType: "image/jpeg", IsDir: false},
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}
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testCases := []struct {
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bucketName string
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objectName string
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// Expected output of getObjectInfo.
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result ObjectInfo
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err error
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// Flag indicating whether the test is expected to pass or not.
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shouldPass bool
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}{
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// Testcase with object name set to a existing directory ( Test number 1).
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{"test-getobjinfo", "Asia", resultCases[0], nil, true},
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// ObjectName set to a existing object ( Test number 2).
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{"test-getobjinfo", "Asia/asiapics.jpg", resultCases[1], nil, true},
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// Object name set to a non-existing object. (Test number 3).
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{"test-getobjinfo", "Africa", resultCases[2], fmt.Errorf("%s", filepath.FromSlash("test-getobjinfo/Africa")), false},
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}
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rootPath := fs.(*Filesystem).GetRootPath()
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for i, testCase := range testCases {
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result, err := getObjectInfo(rootPath, testCase.bucketName, testCase.objectName)
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if err != nil && testCase.shouldPass {
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t.Errorf("Test %d: Expected to pass, but failed with: <ERROR> %s", i+1, err.Cause.Error())
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}
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if err == nil && !testCase.shouldPass {
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t.Errorf("Test %d: Expected to fail with <ERROR> \"%s\", but passed instead", i+1, testCase.err.Error())
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}
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// Failed as expected, but does it fail for the expected reason.
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if err != nil && !testCase.shouldPass {
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if !strings.Contains(err.Cause.Error(), testCase.err.Error()) {
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t.Errorf("Test %d: Expected to fail with error \"%s\", but instead failed with error \"%s\" instead", i+1, testCase.err.Error(), err.Cause.Error())
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}
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}
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// Test passes as expected, but the output values are verified for correctness here.
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if err == nil && testCase.shouldPass {
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if testCase.result.Bucket != result.Bucket {
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t.Fatalf("Test %d: Expected Bucket name to be '%s', but found '%s' instead", i+1, testCase.result.Bucket, result.Bucket)
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}
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if testCase.result.Name != result.Name {
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t.Errorf("Test %d: Expected Object name to be %s, but instead found it to be %s", i+1, testCase.result.Name, result.Name)
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}
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if testCase.result.ContentType != result.ContentType {
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t.Errorf("Test %d: Expected Content Type of the object to be %v, but instead found it to be %v", i+1, testCase.result.ContentType, result.ContentType)
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}
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if testCase.result.IsDir != result.IsDir {
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t.Errorf("Test %d: Expected IsDir flag of the object to be %v, but instead found it to be %v", i+1, testCase.result.IsDir, result.IsDir)
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}
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}
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}
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}
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func BenchmarkGetObject(b *testing.B) {
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// Make a temporary directory to use as the fs.
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directory, e := ioutil.TempDir("", "minio-benchmark-getobject")
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if e != nil {
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b.Fatal(e)
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}
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defer os.RemoveAll(directory)
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// Create the fs.
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fs, err := newFS(directory)
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if err != nil {
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b.Fatal(err)
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}
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// Make a bucket and put in a few objects.
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err = fs.MakeBucket("bucket")
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if err != nil {
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b.Fatal(err)
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}
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text := "Jack and Jill went up the hill / To fetch a pail of water."
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hasher := md5.New()
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hasher.Write([]byte(text))
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metadata := make(map[string]string)
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for i := 0; i < 10; i++ {
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metadata["md5Sum"] = hex.EncodeToString(hasher.Sum(nil))
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_, err = fs.PutObject("bucket", "object"+strconv.Itoa(i), int64(len(text)), bytes.NewBufferString(text), metadata)
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if err != nil {
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b.Fatal(err)
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}
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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var buffer = new(bytes.Buffer)
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r, err := fs.GetObject("bucket", "object"+strconv.Itoa(i%10), 0)
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if err != nil {
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b.Error(err)
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}
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if _, e := io.Copy(buffer, r); e != nil {
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b.Error(e)
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}
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if buffer.Len() != len(text) {
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b.Errorf("GetObject returned incorrect length %d (should be %d)\n", buffer.Len(), len(text))
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}
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r.Close()
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}
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}
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