mirror of
https://github.com/minio/minio.git
synced 2024-12-25 06:35:56 -05:00
121 lines
2.9 KiB
Go
121 lines
2.9 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 errors
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import (
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"fmt"
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"go/build"
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"path/filepath"
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"reflect"
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"strings"
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"testing"
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)
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// Test trace errors.
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func TestTrace(t *testing.T) {
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var errExpectedCause = fmt.Errorf("traceable error")
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var testCases = []struct {
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expectedCauseErr error
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}{
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{
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expectedCauseErr: nil,
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},
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{
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expectedCauseErr: errExpectedCause,
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},
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{
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expectedCauseErr: Trace(errExpectedCause),
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},
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}
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for i, testCase := range testCases {
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if err := Trace(testCase.expectedCauseErr); err != nil {
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if errGotCause := Cause(err); errGotCause != Cause(testCase.expectedCauseErr) {
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t.Errorf("Test: %d Expected %s, got %s", i+1, testCase.expectedCauseErr, errGotCause)
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}
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}
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}
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}
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// Test if isErrIgnored works correctly.
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func TestIsErrIgnored(t *testing.T) {
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var errIgnored = fmt.Errorf("ignored error")
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var testCases = []struct {
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err error
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ignored bool
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}{
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{
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err: nil,
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ignored: false,
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},
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{
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err: errIgnored,
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ignored: true,
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},
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{
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err: Trace(errIgnored),
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ignored: true,
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},
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}
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for i, testCase := range testCases {
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if ok := IsErrIgnored(testCase.err, errIgnored); ok != testCase.ignored {
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t.Errorf("Test: %d, Expected %t, got %t", i+1, testCase.ignored, ok)
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}
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}
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}
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// Tests if pkgPath is set properly in init.
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func TestInit(t *testing.T) {
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Init("/home/test/go", "test")
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if filepath.ToSlash(pkgPath) != "/home/test/go/src/test/" {
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t.Fatalf("Expected pkgPath to be \"/home/test/go/src/test/\", found %s", pkgPath)
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}
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}
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// Tests stack output.
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func TestStack(t *testing.T) {
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Init(build.Default.GOPATH, "github.com/minio/minio")
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err := Trace(fmt.Errorf("traceable error"))
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if terr, ok := err.(*Error); ok {
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if !strings.HasSuffix(terr.Stack()[0], "TestStack()") {
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t.Errorf("Expected suffix \"TestStack()\", got %s", terr.Stack()[0])
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}
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}
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// Test if the cause error is returned properly with the underlying string.
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if err.Error() != "traceable error" {
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t.Errorf("Expected \"traceable error\", got %s", err.Error())
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}
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}
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// Tests converting error causes.
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func TestErrCauses(t *testing.T) {
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errTraceableError := fmt.Errorf("traceable error")
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var errs = []error{
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errTraceableError,
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errTraceableError,
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errTraceableError,
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}
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var terrs []error
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for _, err := range errs {
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terrs = append(terrs, Trace(err))
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}
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cerrs := Causes(terrs)
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if !reflect.DeepEqual(errs, cerrs) {
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t.Errorf("Expected %#v, got %#v", errs, cerrs)
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}
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}
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