-
Notifications
You must be signed in to change notification settings - Fork 2
/
assertions.go
805 lines (652 loc) · 20.5 KB
/
assertions.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
package assert
import (
"bufio"
"bytes"
"fmt"
"reflect"
"regexp"
"runtime"
"strings"
"time"
)
// TestingT is an interface wrapper around *testing.T
type TestingT interface {
Errorf(format string, args ...interface{})
}
// Comparison a custom function that returns true on success and false on failure
type Comparison func() (success bool)
/*
Helper functions
*/
// ObjectsAreEqual determines if two objects are considered equal.
//
// This function does no assertion of any kind.
func ObjectsAreEqual(expected, actual interface{}) bool {
if expected == nil || actual == nil {
return expected == actual
}
if reflect.DeepEqual(expected, actual) {
return true
}
// Last ditch effort
if fmt.Sprintf("%#v", expected) == fmt.Sprintf("%#v", actual) {
return true
}
return false
}
func ObjectsAreEqualValues(expected, actual interface{}) bool {
if ObjectsAreEqual(expected, actual) {
return true
}
actualType := reflect.TypeOf(actual)
expectedValue := reflect.ValueOf(expected)
if expectedValue.Type().ConvertibleTo(actualType) {
// Attempt comparison after type conversion
if reflect.DeepEqual(actual, expectedValue.Convert(actualType).Interface()) {
return true
}
}
return false
}
/* CallerInfo is necessary because the assert functions use the testing object
internally, causing it to print the file:line of the assert method, rather than where
the problem actually occured in calling code.*/
// CallerInfo returns a string containing the file and line number of the assert call
// that failed.
func CallerInfo() string {
file := ""
line := 0
ok := false
for i := 0; ; i++ {
_, file, line, ok = runtime.Caller(i)
if !ok {
return ""
}
parts := strings.Split(file, "/")
dir := parts[len(parts)-2]
file = parts[len(parts)-1]
if (dir != "assert" && dir != "mock" && dir != "require") || file == "mock_test.go" {
break
}
}
return fmt.Sprintf("%s:%d", file, line)
}
// getWhitespaceString returns a string that is long enough to overwrite the default
// output from the go testing framework.
func getWhitespaceString() string {
_, file, line, ok := runtime.Caller(1)
if !ok {
return ""
}
parts := strings.Split(file, "/")
file = parts[len(parts)-1]
return strings.Repeat(" ", len(fmt.Sprintf("%s:%d: ", file, line)))
}
func messageFromMsgAndArgs(msgAndArgs ...interface{}) string {
if len(msgAndArgs) == 0 || msgAndArgs == nil {
return ""
}
if len(msgAndArgs) == 1 {
return msgAndArgs[0].(string)
}
if len(msgAndArgs) > 1 {
return fmt.Sprintf(msgAndArgs[0].(string), msgAndArgs[1:]...)
}
return ""
}
// Indents all lines of the message by appending a number of tabs to each line, in an output format compatible with Go's
// test printing (see inner comment for specifics)
func indentMessageLines(message string, tabs int) string {
outBuf := new(bytes.Buffer)
for i, scanner := 0, bufio.NewScanner(strings.NewReader(message)); scanner.Scan(); i++ {
if i != 0 {
outBuf.WriteRune('\n')
}
for ii := 0; ii < tabs; ii++ {
outBuf.WriteRune('\t')
// Bizarrely, all lines except the first need one fewer tabs prepended, so deliberately advance the counter
// by 1 prematurely.
if ii == 0 && i > 0 {
ii++
}
}
outBuf.WriteString(scanner.Text())
}
return outBuf.String()
}
// Fail reports a failure through
func Fail(t TestingT, failureMessage string, msgAndArgs ...interface{}) bool {
message := messageFromMsgAndArgs(msgAndArgs...)
if len(message) > 0 {
t.Errorf("\r%s\r\tLocation:\t%s\n"+
"\r\tError:%s\n"+
"\r\tMessages:\t%s\n\r",
getWhitespaceString(),
CallerInfo(),
indentMessageLines(failureMessage, 2),
message)
} else {
t.Errorf("\r%s\r\tLocation:\t%s\n"+
"\r\tError:%s\n\r",
getWhitespaceString(),
CallerInfo(),
indentMessageLines(failureMessage, 2))
}
return false
}
// Implements asserts that an object is implemented by the specified interface.
//
// assert.Implements(t, (*MyInterface)(nil), new(MyObject), "MyObject")
func Implements(t TestingT, interfaceObject interface{}, object interface{}, msgAndArgs ...interface{}) bool {
interfaceType := reflect.TypeOf(interfaceObject).Elem()
if !reflect.TypeOf(object).Implements(interfaceType) {
return Fail(t, fmt.Sprintf("Object must implement %v", interfaceType), msgAndArgs...)
}
return true
}
// IsType asserts that the specified objects are of the same type.
func IsType(t TestingT, expectedType interface{}, object interface{}, msgAndArgs ...interface{}) bool {
if !ObjectsAreEqual(reflect.TypeOf(object), reflect.TypeOf(expectedType)) {
return Fail(t, fmt.Sprintf("Object expected to be of type %v, but was %v", reflect.TypeOf(expectedType), reflect.TypeOf(object)), msgAndArgs...)
}
return true
}
// Equal asserts that two objects are equal.
//
// assert.Equal(t, 123, 123, "123 and 123 should be equal")
//
// Returns whether the assertion was successful (true) or not (false).
func Equal(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}) bool {
if !ObjectsAreEqual(expected, actual) {
return Fail(t, fmt.Sprintf("Not equal: %#v (expected)\n"+
" != %#v (actual)", expected, actual), msgAndArgs...)
}
return true
}
// EqualValues asserts that two objects are equal or convertable to the same types
// and equal.
//
// assert.EqualValues(t, uint32(123), int32(123), "123 and 123 should be equal")
//
// Returns whether the assertion was successful (true) or not (false).
func EqualValues(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}) bool {
if !ObjectsAreEqualValues(expected, actual) {
return Fail(t, fmt.Sprintf("Not equal: %#v (expected)\n"+
" != %#v (actual)", expected, actual), msgAndArgs...)
}
return true
}
// Exactly asserts that two objects are equal is value and type.
//
// assert.Exactly(t, int32(123), int64(123), "123 and 123 should NOT be equal")
//
// Returns whether the assertion was successful (true) or not (false).
func Exactly(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}) bool {
aType := reflect.TypeOf(expected)
bType := reflect.TypeOf(actual)
if aType != bType {
return Fail(t, "Types expected to match exactly", "%v != %v", aType, bType)
}
return Equal(t, expected, actual, msgAndArgs...)
}
// NotNil asserts that the specified object is not nil.
//
// assert.NotNil(t, err, "err should be something")
//
// Returns whether the assertion was successful (true) or not (false).
func NotNil(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
success := true
if object == nil {
success = false
} else {
value := reflect.ValueOf(object)
kind := value.Kind()
if kind >= reflect.Chan && kind <= reflect.Slice && value.IsNil() {
success = false
}
}
if !success {
Fail(t, "Expected not to be nil.", msgAndArgs...)
}
return success
}
// isNil checks if a specified object is nil or not, without Failing.
func isNil(object interface{}) bool {
if object == nil {
return true
}
value := reflect.ValueOf(object)
kind := value.Kind()
if kind >= reflect.Chan && kind <= reflect.Slice && value.IsNil() {
return true
}
return false
}
// Nil asserts that the specified object is nil.
//
// assert.Nil(t, err, "err should be nothing")
//
// Returns whether the assertion was successful (true) or not (false).
func Nil(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
if isNil(object) {
return true
}
return Fail(t, fmt.Sprintf("Expected nil, but got: %#v", object), msgAndArgs...)
}
var zeros = []interface{}{
int(0),
int8(0),
int16(0),
int32(0),
int64(0),
uint(0),
uint8(0),
uint16(0),
uint32(0),
uint64(0),
float32(0),
float64(0),
}
// isEmpty gets whether the specified object is considered empty or not.
func isEmpty(object interface{}) bool {
if object == nil {
return true
} else if object == "" {
return true
} else if object == false {
return true
}
for _, v := range zeros {
if object == v {
return true
}
}
objValue := reflect.ValueOf(object)
switch objValue.Kind() {
case reflect.Map:
fallthrough
case reflect.Slice, reflect.Chan:
{
return (objValue.Len() == 0)
}
case reflect.Ptr:
{
switch object.(type) {
case *time.Time:
return object.(*time.Time).IsZero()
default:
return false
}
}
}
return false
}
// Empty asserts that the specified object is empty. I.e. nil, "", false, 0 or either
// a slice or a channel with len == 0.
//
// assert.Empty(t, obj)
//
// Returns whether the assertion was successful (true) or not (false).
func Empty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
pass := isEmpty(object)
if !pass {
Fail(t, fmt.Sprintf("Should be empty, but was %v", object), msgAndArgs...)
}
return pass
}
// NotEmpty asserts that the specified object is NOT empty. I.e. not nil, "", false, 0 or either
// a slice or a channel with len == 0.
//
// if assert.NotEmpty(t, obj) {
// assert.Equal(t, "two", obj[1])
// }
//
// Returns whether the assertion was successful (true) or not (false).
func NotEmpty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
pass := !isEmpty(object)
if !pass {
Fail(t, fmt.Sprintf("Should NOT be empty, but was %v", object), msgAndArgs...)
}
return pass
}
// getLen try to get length of object.
// return (false, 0) if impossible.
func getLen(x interface{}) (ok bool, length int) {
v := reflect.ValueOf(x)
defer func() {
if e := recover(); e != nil {
ok = false
}
}()
return true, v.Len()
}
// Len asserts that the specified object has specific length.
// Len also fails if the object has a type that len() not accept.
//
// assert.Len(t, mySlice, 3, "The size of slice is not 3")
//
// Returns whether the assertion was successful (true) or not (false).
func Len(t TestingT, object interface{}, length int, msgAndArgs ...interface{}) bool {
ok, l := getLen(object)
if !ok {
return Fail(t, fmt.Sprintf("\"%s\" could not be applied builtin len()", object), msgAndArgs...)
}
if l != length {
return Fail(t, fmt.Sprintf("\"%s\" should have %d item(s), but has %d", object, length, l), msgAndArgs...)
}
return true
}
// True asserts that the specified value is true.
//
// assert.True(t, myBool, "myBool should be true")
//
// Returns whether the assertion was successful (true) or not (false).
func True(t TestingT, value bool, msgAndArgs ...interface{}) bool {
if value != true {
return Fail(t, "Should be true", msgAndArgs...)
}
return true
}
// False asserts that the specified value is true.
//
// assert.False(t, myBool, "myBool should be false")
//
// Returns whether the assertion was successful (true) or not (false).
func False(t TestingT, value bool, msgAndArgs ...interface{}) bool {
if value != false {
return Fail(t, "Should be false", msgAndArgs...)
}
return true
}
// NotEqual asserts that the specified values are NOT equal.
//
// assert.NotEqual(t, obj1, obj2, "two objects shouldn't be equal")
//
// Returns whether the assertion was successful (true) or not (false).
func NotEqual(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}) bool {
if ObjectsAreEqual(expected, actual) {
return Fail(t, "Should not be equal", msgAndArgs...)
}
return true
}
// containsElement try loop over the list check if the list includes the element.
// return (false, false) if impossible.
// return (true, false) if element was not found.
// return (true, true) if element was found.
func includeElement(list interface{}, element interface{}) (ok, found bool) {
listValue := reflect.ValueOf(list)
elementValue := reflect.ValueOf(element)
defer func() {
if e := recover(); e != nil {
ok = false
found = false
}
}()
if reflect.TypeOf(list).Kind() == reflect.String {
return true, strings.Contains(listValue.String(), elementValue.String())
}
for i := 0; i < listValue.Len(); i++ {
if ObjectsAreEqual(listValue.Index(i).Interface(), element) {
return true, true
}
}
return true, false
}
// Contains asserts that the specified string or list(array, slice...) contains the
// specified substring or element.
//
// assert.Contains(t, "Hello World", "World", "But 'Hello World' does contain 'World'")
// assert.Contains(t, ["Hello", "World"], "World", "But ["Hello", "World"] does contain 'World'")
//
// Returns whether the assertion was successful (true) or not (false).
func Contains(t TestingT, s, contains interface{}, msgAndArgs ...interface{}) bool {
ok, found := includeElement(s, contains)
if !ok {
return Fail(t, fmt.Sprintf("\"%s\" could not be applied builtin len()", s), msgAndArgs...)
}
if !found {
return Fail(t, fmt.Sprintf("\"%s\" does not contain \"%s\"", s, contains), msgAndArgs...)
}
return true
}
// NotContains asserts that the specified string or list(array, slice...) does NOT contain the
// specified substring or element.
//
// assert.NotContains(t, "Hello World", "Earth", "But 'Hello World' does NOT contain 'Earth'")
// assert.NotContains(t, ["Hello", "World"], "Earth", "But ['Hello', 'World'] does NOT contain 'Earth'")
//
// Returns whether the assertion was successful (true) or not (false).
func NotContains(t TestingT, s, contains interface{}, msgAndArgs ...interface{}) bool {
ok, found := includeElement(s, contains)
if !ok {
return Fail(t, fmt.Sprintf("\"%s\" could not be applied builtin len()", s), msgAndArgs...)
}
if found {
return Fail(t, fmt.Sprintf("\"%s\" should not contain \"%s\"", s, contains), msgAndArgs...)
}
return true
}
// Condition uses a Comparison to assert a complex condition.
func Condition(t TestingT, comp Comparison, msgAndArgs ...interface{}) bool {
result := comp()
if !result {
Fail(t, "Condition failed!", msgAndArgs...)
}
return result
}
// PanicTestFunc defines a func that should be passed to the assert.Panics and assert.NotPanics
// methods, and represents a simple func that takes no arguments, and returns nothing.
type PanicTestFunc func()
// didPanic returns true if the function passed to it panics. Otherwise, it returns false.
func didPanic(f PanicTestFunc) (bool, interface{}) {
didPanic := false
var message interface{}
func() {
defer func() {
if message = recover(); message != nil {
didPanic = true
}
}()
// call the target function
f()
}()
return didPanic, message
}
// Panics asserts that the code inside the specified PanicTestFunc panics.
//
// assert.Panics(t, func(){
// GoCrazy()
// }, "Calling GoCrazy() should panic")
//
// Returns whether the assertion was successful (true) or not (false).
func Panics(t TestingT, f PanicTestFunc, msgAndArgs ...interface{}) bool {
if funcDidPanic, panicValue := didPanic(f); !funcDidPanic {
return Fail(t, fmt.Sprintf("func %#v should panic\n\r\tPanic value:\t%v", f, panicValue), msgAndArgs...)
}
return true
}
// NotPanics asserts that the code inside the specified PanicTestFunc does NOT panic.
//
// assert.NotPanics(t, func(){
// RemainCalm()
// }, "Calling RemainCalm() should NOT panic")
//
// Returns whether the assertion was successful (true) or not (false).
func NotPanics(t TestingT, f PanicTestFunc, msgAndArgs ...interface{}) bool {
if funcDidPanic, panicValue := didPanic(f); funcDidPanic {
return Fail(t, fmt.Sprintf("func %#v should not panic\n\r\tPanic value:\t%v", f, panicValue), msgAndArgs...)
}
return true
}
// WithinDuration asserts that the two times are within duration delta of each other.
//
// assert.WithinDuration(t, time.Now(), time.Now(), 10*time.Second, "The difference should not be more than 10s")
//
// Returns whether the assertion was successful (true) or not (false).
func WithinDuration(t TestingT, expected, actual time.Time, delta time.Duration, msgAndArgs ...interface{}) bool {
dt := expected.Sub(actual)
if dt < -delta || dt > delta {
return Fail(t, fmt.Sprintf("Max difference between %v and %v allowed is %v, but difference was %v", expected, actual, delta, dt), msgAndArgs...)
}
return true
}
func toFloat(x interface{}) (float64, bool) {
var xf float64
xok := true
switch xn := x.(type) {
case uint8:
xf = float64(xn)
case uint16:
xf = float64(xn)
case uint32:
xf = float64(xn)
case uint64:
xf = float64(xn)
case int:
xf = float64(xn)
case int8:
xf = float64(xn)
case int16:
xf = float64(xn)
case int32:
xf = float64(xn)
case int64:
xf = float64(xn)
case float32:
xf = float64(xn)
case float64:
xf = float64(xn)
default:
xok = false
}
return xf, xok
}
// InDelta asserts that the two numerals are within delta of each other.
//
// assert.InDelta(t, math.Pi, (22 / 7.0), 0.01)
//
// Returns whether the assertion was successful (true) or not (false).
func InDelta(t TestingT, expected, actual interface{}, delta float64, msgAndArgs ...interface{}) bool {
af, aok := toFloat(expected)
bf, bok := toFloat(actual)
if !aok || !bok {
return Fail(t, fmt.Sprintf("Parameters must be numerical"), msgAndArgs...)
}
dt := af - bf
if dt < -delta || dt > delta {
return Fail(t, fmt.Sprintf("Max difference between %v and %v allowed is %v, but difference was %v", expected, actual, delta, dt), msgAndArgs...)
}
return true
}
// min(|expected|, |actual|) * epsilon
func calcEpsilonDelta(expected, actual interface{}, epsilon float64) float64 {
af, aok := toFloat(expected)
bf, bok := toFloat(actual)
if !aok || !bok {
// invalid input
return 0
}
if af < 0 {
af = -af
}
if bf < 0 {
bf = -bf
}
var delta float64
if af < bf {
delta = af * epsilon
} else {
delta = bf * epsilon
}
return delta
}
// InEpsilon asserts that expected and actual have a relative error less than epsilon
//
// Returns whether the assertion was successful (true) or not (false).
func InEpsilon(t TestingT, expected, actual interface{}, epsilon float64, msgAndArgs ...interface{}) bool {
delta := calcEpsilonDelta(expected, actual, epsilon)
return InDelta(t, expected, actual, delta, msgAndArgs...)
}
/*
Errors
*/
// NoError asserts that a function returned no error (i.e. `nil`).
//
// actualObj, err := SomeFunction()
// if assert.NoError(t, err) {
// assert.Equal(t, actualObj, expectedObj)
// }
//
// Returns whether the assertion was successful (true) or not (false).
func NoError(t TestingT, err error, msgAndArgs ...interface{}) bool {
if isNil(err) {
return true
}
return Fail(t, fmt.Sprintf("No error is expected but got %v", err), msgAndArgs...)
}
// Error asserts that a function returned an error (i.e. not `nil`).
//
// actualObj, err := SomeFunction()
// if assert.Error(t, err, "An error was expected") {
// assert.Equal(t, err, expectedError)
// }
//
// Returns whether the assertion was successful (true) or not (false).
func Error(t TestingT, err error, msgAndArgs ...interface{}) bool {
message := messageFromMsgAndArgs(msgAndArgs...)
return NotNil(t, err, "An error is expected but got nil. %s", message)
}
// EqualError asserts that a function returned an error (i.e. not `nil`)
// and that it is equal to the provided error.
//
// actualObj, err := SomeFunction()
// if assert.Error(t, err, "An error was expected") {
// assert.Equal(t, err, expectedError)
// }
//
// Returns whether the assertion was successful (true) or not (false).
func EqualError(t TestingT, theError error, errString string, msgAndArgs ...interface{}) bool {
message := messageFromMsgAndArgs(msgAndArgs...)
if !NotNil(t, theError, "An error is expected but got nil. %s", message) {
return false
}
s := "An error with value \"%s\" is expected but got \"%s\". %s"
return Equal(t, theError.Error(), errString,
s, errString, theError.Error(), message)
}
// matchRegexp return true if a specified regexp matches a string.
func matchRegexp(rx interface{}, str interface{}) bool {
var r *regexp.Regexp
if rr, ok := rx.(*regexp.Regexp); ok {
r = rr
} else {
r = regexp.MustCompile(fmt.Sprint(rx))
}
return (r.FindStringIndex(fmt.Sprint(str)) != nil)
}
// Regexp asserts that a specified regexp matches a string.
//
// assert.Regexp(t, regexp.MustCompile("start"), "it's starting")
// assert.Regexp(t, "start...$", "it's not starting")
//
// Returns whether the assertion was successful (true) or not (false).
func Regexp(t TestingT, rx interface{}, str interface{}, msgAndArgs ...interface{}) bool {
match := matchRegexp(rx, str)
if !match {
Fail(t, fmt.Sprintf("Expect \"%v\" to match \"%v\"", str, rx), msgAndArgs...)
}
return match
}
// NotRegexp asserts that a specified regexp does not match a string.
//
// assert.NotRegexp(t, regexp.MustCompile("starts"), "it's starting")
// assert.NotRegexp(t, "^start", "it's not starting")
//
// Returns whether the assertion was successful (true) or not (false).
func NotRegexp(t TestingT, rx interface{}, str interface{}, msgAndArgs ...interface{}) bool {
match := matchRegexp(rx, str)
if match {
Fail(t, fmt.Sprintf("Expect \"%v\" to NOT match \"%v\"", str, rx), msgAndArgs...)
}
return !match
}