This PR also brings --compat option to run MinIO in strict S3 compatibility mode, MinIO by default will now try to run high performance mode.
180 lines
5.5 KiB
Go
180 lines
5.5 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2017 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 hash
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import (
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"bytes"
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"encoding/hex"
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"io"
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"io/ioutil"
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"testing"
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)
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// Tests functions like Size(), MD5*(), SHA256*()
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func TestHashReaderHelperMethods(t *testing.T) {
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r, err := NewReader(bytes.NewReader([]byte("abcd")), 4, "e2fc714c4727ee9395f324cd2e7f331f", "88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589", 4, false)
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if err != nil {
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t.Fatal(err)
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}
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_, err = io.Copy(ioutil.Discard, r)
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if err != nil {
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t.Fatal(err)
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}
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if r.MD5HexString() != "e2fc714c4727ee9395f324cd2e7f331f" {
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t.Errorf("Expected md5hex \"e2fc714c4727ee9395f324cd2e7f331f\", got %s", r.MD5HexString())
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}
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if r.SHA256HexString() != "88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589" {
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t.Errorf("Expected sha256hex \"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589\", got %s", r.SHA256HexString())
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}
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if r.MD5Base64String() != "4vxxTEcn7pOV8yTNLn8zHw==" {
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t.Errorf("Expected md5base64 \"4vxxTEcn7pOV8yTNLn8zHw==\", got \"%s\"", r.MD5Base64String())
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}
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if r.Size() != 4 {
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t.Errorf("Expected size 4, got %d", r.Size())
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}
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if r.ActualSize() != 4 {
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t.Errorf("Expected size 4, got %d", r.ActualSize())
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}
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expectedMD5, err := hex.DecodeString("e2fc714c4727ee9395f324cd2e7f331f")
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(r.MD5(), expectedMD5) {
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t.Errorf("Expected md5hex \"e2fc714c4727ee9395f324cd2e7f331f\", got %s", r.MD5HexString())
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}
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if !bytes.Equal(r.MD5Current(), expectedMD5) {
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t.Errorf("Expected md5hex \"e2fc714c4727ee9395f324cd2e7f331f\", got %s", hex.EncodeToString(r.MD5Current()))
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}
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expectedSHA256, err := hex.DecodeString("88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589")
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(r.SHA256(), expectedSHA256) {
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t.Errorf("Expected md5hex \"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589\", got %s", r.SHA256HexString())
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}
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}
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// Tests hash reader checksum verification.
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func TestHashReaderVerification(t *testing.T) {
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testCases := []struct {
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src io.Reader
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size int64
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actualSize int64
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md5hex, sha256hex string
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err error
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}{
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// Success, no checksum verification provided.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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},
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// Failure md5 mismatch.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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md5hex: "d41d8cd98f00b204e9800998ecf8427f",
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err: BadDigest{
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"d41d8cd98f00b204e9800998ecf8427f",
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"e2fc714c4727ee9395f324cd2e7f331f",
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},
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},
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// Failure sha256 mismatch.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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sha256hex: "88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031580",
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err: SHA256Mismatch{
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"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031580",
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"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589",
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},
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},
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}
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for i, testCase := range testCases {
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r, err := NewReader(testCase.src, testCase.size, testCase.md5hex, testCase.sha256hex, testCase.actualSize, false)
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if err != nil {
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t.Fatalf("Test %d: Initializing reader failed %s", i+1, err)
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}
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_, err = io.Copy(ioutil.Discard, r)
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if err != nil {
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if err.Error() != testCase.err.Error() {
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t.Errorf("Test %d: Expected error %s, got error %s", i+1, testCase.err, err)
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}
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}
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}
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}
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// Tests NewReader() constructor with invalid arguments.
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func TestHashReaderInvalidArguments(t *testing.T) {
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testCases := []struct {
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src io.Reader
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size int64
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actualSize int64
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md5hex, sha256hex string
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success bool
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expectedErr error
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}{
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// Invalid md5sum NewReader() will fail.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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md5hex: "invalid-md5",
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success: false,
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expectedErr: BadDigest{},
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},
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// Invalid sha256 NewReader() will fail.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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sha256hex: "invalid-sha256",
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success: false,
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expectedErr: SHA256Mismatch{},
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},
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// Nested hash reader NewReader() will fail.
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{
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src: &Reader{src: bytes.NewReader([]byte("abcd"))},
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size: 4,
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actualSize: 4,
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success: false,
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expectedErr: errNestedReader,
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},
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// Expected inputs, NewReader() will succeed.
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{
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src: bytes.NewReader([]byte("abcd")),
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size: 4,
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actualSize: 4,
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success: true,
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},
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}
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for i, testCase := range testCases {
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_, err := NewReader(testCase.src, testCase.size, testCase.md5hex, testCase.sha256hex, testCase.actualSize, false)
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if err != nil && testCase.success {
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t.Errorf("Test %d: Expected success, but got error %s instead", i+1, err)
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}
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if err == nil && !testCase.success {
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t.Errorf("Test %d: Expected error, but got success", i+1)
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}
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if err != testCase.expectedErr {
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t.Errorf("Test %d: Expected error %v, but got %v", i+1, testCase.expectedErr, err)
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}
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}
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}
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