/
eval.go
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/
eval.go
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// Copyright 2022 Paul Greenberg greenpau@outlook.com
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tests
import (
"fmt"
"github.com/google/go-cmp/cmp"
"io/ioutil"
"os"
"regexp"
"runtime"
"testing"
)
var (
pr = regexp.MustCompile(`.*(github\\.com/greenpau/go-authcrunch/.*)$`)
)
// EvalErr evaluates whether there is an error. If there is, was it the
// expected error.
func EvalErr(t *testing.T, err error, data interface{}, shouldErr bool, expErr error) bool {
if !shouldErr {
if err == nil {
return false
}
t.Fatalf("expected success, but got error: %s", err)
}
if err == nil {
t.Fatalf("expected error '%v', but got success: %v", expErr, data)
}
if expErr == nil {
expErr = fmt.Errorf("")
}
if diff := cmp.Diff(expErr.Error(), err.Error()); diff != "" {
t.Fatalf("unexpected error (-want +got):\n%s", diff)
}
// t.Logf("received expected error: %v", err)
return true
}
// WriteLog writes logs from tests.
func WriteLog(t *testing.T, msgs []string) {
if len(msgs) == 0 {
return
}
for _, msg := range msgs {
t.Logf("%s", msg)
}
}
// EvalErrPhaseWithLog evaluates the error according to the phase of execution.
func EvalErrPhaseWithLog(t *testing.T, err error, errPhase, expErrPhase string, shouldErr bool, expErr error, msgs []string) bool {
if expErrPhase == errPhase {
return EvalErrWithLog(t, err, errPhase, shouldErr, expErr, msgs)
}
return EvalErrWithLog(t, err, errPhase, false, nil, msgs)
}
// EvalErrWithLog evaluates the error.
func EvalErrWithLog(t *testing.T, err error, data interface{}, shouldErr bool, expErr error, msgs []string) bool {
_, fileName, lineNum, ok := runtime.Caller(1)
if ok {
fileName = pr.ReplaceAllString(fileName, "$1")
msgs = append([]string{fmt.Sprintf("source: %s:%d", fileName, lineNum)}, msgs...)
}
if !shouldErr {
if err == nil {
return false
}
WriteLog(t, msgs)
t.Fatalf("expected success, but got error: %s", err)
}
if err == nil {
WriteLog(t, msgs)
t.Fatalf("expected error, but got success: %v", data)
}
if expErr == nil {
expErr = fmt.Errorf("")
}
if diff := cmp.Diff(expErr.Error(), err.Error()); diff != "" {
WriteLog(t, msgs)
t.Fatalf("unexpected error (-want +got):\n%s", diff)
}
// t.Logf("received expected error: %v", err)
return true
}
// EvalObjects compares two objects.
func EvalObjects(t *testing.T, name string, want, got interface{}) {
if diff := cmp.Diff(want, got); diff != "" {
t.Fatalf("%s mismatch (-want +got):\n%s", name, diff)
}
}
// EvalObjectsWithLog compares two objects and logs extra output when
// detects an error.
func EvalObjectsWithLog(t *testing.T, name string, want, got interface{}, msgs []string) {
_, fileName, lineNum, ok := runtime.Caller(1)
if ok {
fileName = pr.ReplaceAllString(fileName, "$1")
msgs = append([]string{fmt.Sprintf("source: %s:%d", fileName, lineNum)}, msgs...)
}
if diff := cmp.Diff(want, got); diff != "" {
WriteLog(t, msgs)
t.Fatalf("%s mismatch (-want +got):\n%s", name, diff)
}
}
// CustomEvalObjectsWithLog compares two objects and logs extra output when
// detects an error.
func CustomEvalObjectsWithLog(t *testing.T, name string, want, got interface{}, msgs []string, typs interface{}) {
_, fileName, lineNum, ok := runtime.Caller(1)
if ok {
fileName = pr.ReplaceAllString(fileName, "$1")
msgs = append([]string{fmt.Sprintf("source: %s:%d", fileName, lineNum)}, msgs...)
}
if diff := cmp.Diff(want, got, cmp.AllowUnexported(typs)); diff != "" {
WriteLog(t, msgs)
t.Fatalf("%s mismatch (-want +got):\n%s", name, diff)
}
}
// TempDir creates temporary directory.
func TempDir(s string) (string, error) {
rootDir := os.TempDir() + "/testdata/go-authcrunch/" + s
if err := os.MkdirAll(rootDir, 0700); err != nil {
return "", err
}
tmpDir, err := ioutil.TempDir(rootDir, "")
if err != nil {
return "", err
}
return tmpDir, nil
}