Files
atlantis/testing/assertions.go
2018-08-30 16:47:17 -06:00

91 lines
2.8 KiB
Go

// Copyright 2017 HootSuite Media Inc.
//
// 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.
// Modified hereafter by contributors to runatlantis/atlantis.
package testing
import (
"fmt"
"path/filepath"
"runtime"
"strings"
"testing"
"github.com/davecgh/go-spew/spew"
"github.com/go-test/deep"
)
// Assert fails the test if the condition is false.
// Taken from https://github.com/benbjohnson/testing.
func Assert(tb testing.TB, condition bool, msg string, v ...interface{}) {
if !condition {
_, file, line, _ := runtime.Caller(1)
fmt.Printf("\033[31m%s:%d: "+msg+"\033[39m\n\n", append([]interface{}{filepath.Base(file), line}, v...)...)
tb.FailNow()
}
}
// Ok fails the test if an err is not nil.
// Taken from https://github.com/benbjohnson/testing.
func Ok(tb testing.TB, err error) {
if err != nil {
_, file, line, _ := runtime.Caller(1)
fmt.Printf("\033[31m%s:%d: unexpected error: %s\033[39m\n\n", filepath.Base(file), line, err.Error())
tb.FailNow()
}
}
// Equals fails the test if exp is not equal to act.
// Taken from https://github.com/benbjohnson/testing.
func Equals(tb testing.TB, exp, act interface{}) {
tb.Helper()
if diff := deep.Equal(exp, act); diff != nil {
_, file, line, _ := runtime.Caller(1)
tb.Fatalf("\033[31m%s:%d: %s\n\nexp: %s******\ngot: %s\033[39m\n", filepath.Base(file), line, diff, spew.Sdump(exp), spew.Sdump(act))
}
}
// ErrEquals fails the test if act is nil or act.Error() != exp
func ErrEquals(tb testing.TB, exp string, act error) {
tb.Helper()
if act == nil {
tb.Fatalf("exp err %q but err was nil\n", exp)
}
if act.Error() != exp {
tb.Fatalf("exp err: %q but got: %q\n", exp, act.Error())
}
}
// ErrContains fails the test if act is nil or act.Error() does not contain
// substr.
func ErrContains(tb testing.TB, substr string, act error) {
tb.Helper()
if act == nil {
tb.Fatalf("exp err to contain %q but err was nil", substr)
}
if !strings.Contains(act.Error(), substr) {
tb.Fatalf("exp err %q to contain %q", act.Error(), substr)
}
}
// Contains fails the test if the slice doesn't contain the expected element
func Contains(tb testing.TB, exp interface{}, slice []string) {
for _, v := range slice {
if v == exp {
return
}
}
_, file, line, _ := runtime.Caller(1)
fmt.Printf("\033[31m%s:%d:\n\n\texp: %#v\n\n\twas not in: %#v\033[39m\n\n", filepath.Base(file), line, exp, slice)
tb.FailNow()
}