Merge branch 'master' into ObjectsExportedFieldsAreEqual_refactor

README.md

@@ -159,7 +159,7 @@ func TestSomething(t *testing.T) {
   // create an instance of our test object
   testObj := new(MyMockedObject)
 
-  // setup expectations
+  // set up expectations
   testObj.On("DoSomething", 123).Return(true, nil)
 
   // call the code we are testing
@@ -181,7 +181,7 @@ func TestSomethingWithPlaceholder(t *testing.T) {
   // create an instance of our test object
   testObj := new(MyMockedObject)
 
-  // setup expectations with a placeholder in the argument list
+  // set up expectations with a placeholder in the argument list
   testObj.On("DoSomething", mock.Anything).Return(true, nil)
 
   // call the code we are testing
@@ -200,7 +200,7 @@ func TestSomethingElse2(t *testing.T) {
   // create an instance of our test object
   testObj := new(MyMockedObject)
 
-  // setup expectations with a placeholder in the argument list
+  // set up expectations with a placeholder in the argument list
   mockCall := testObj.On("DoSomething", mock.Anything).Return(true, nil)
 
   // call the code we are testing

assert/assertions.go

@@ -725,16 +725,14 @@ func NotEmpty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
 
 }
 
-// getLen try to get length of object.
-// return (false, 0) if impossible.
-func getLen(x interface{}) (ok bool, length int) {
+// getLen tries to get the length of an object.
+// It returns (0, false) if impossible.
+func getLen(x interface{}) (length int, ok bool) {
 	v := reflect.ValueOf(x)
 	defer func() {
-		if e := recover(); e != nil {
-			ok = false
-		}
+		ok = recover() == nil
 	}()
-	return true, v.Len()
+	return v.Len(), true
 }
 
 // Len asserts that the specified object has specific length.
@@ -745,7 +743,7 @@ func Len(t TestingT, object interface{}, length int, msgAndArgs ...interface{})
 	if h, ok := t.(tHelper); ok {
 		h.Helper()
 	}
-	ok, l := getLen(object)
+	l, ok := getLen(object)
 	if !ok {
 		return Fail(t, fmt.Sprintf("\"%s\" could not be applied builtin len()", object), msgAndArgs...)
 	}

assert/assertions_test.go

@@ -1585,7 +1585,7 @@ func Test_getLen(t *testing.T) {
 		struct{}{},
 	}
 	for _, v := range falseCases {
-		ok, l := getLen(v)
+		l, ok := getLen(v)
 		False(t, ok, "Expected getLen fail to get length of %#v", v)
 		Equal(t, 0, l, "getLen should return 0 for %#v", v)
 	}
@@ -1614,7 +1614,7 @@ func Test_getLen(t *testing.T) {
 	}
 
 	for _, c := range trueCases {
-		ok, l := getLen(c.v)
+		l, ok := getLen(c.v)
 		True(t, ok, "Expected getLen success to get length of %#v", c.v)
 		Equal(t, c.l, l)
 	}
@@ -2797,14 +2797,20 @@ func TestNeverFalse(t *testing.T) {
 	True(t, Never(t, condition, 100*time.Millisecond, 20*time.Millisecond))
 }
 
+// TestNeverTrue checks Never with a condition that returns true on second call.
 func TestNeverTrue(t *testing.T) {
 	mockT := new(testing.T)
-	state := 0
+
+	// A list of values returned by condition.
+	// Channel protects against concurrent access.
+	returns := make(chan bool, 2)
+	returns <- false
+	returns <- true
+	defer close(returns)
+
+	// Will return true on second call.
 	condition := func() bool {
-		defer func() {
-			state = state + 1
-		}()
-		return state == 2
+		return <-returns
 	}
 
 	False(t, Never(mockT, condition, 100*time.Millisecond, 20*time.Millisecond))

mock/mock.go

@@ -18,6 +18,9 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+// regex for GCCGO functions
+var gccgoRE = regexp.MustCompile(`\.pN\d+_`)
+
 // TestingT is an interface wrapper around *testing.T
 type TestingT interface {
 	Logf(format string, args ...interface{})
@@ -455,9 +458,8 @@ func (m *Mock) Called(arguments ...interface{}) Arguments {
 	// For Ex:  github_com_docker_libkv_store_mock.WatchTree.pN39_github_com_docker_libkv_store_mock.Mock
 	// uses interface information unlike golang github.com/docker/libkv/store/mock.(*Mock).WatchTree
 	// With GCCGO we need to remove interface information starting from pN<dd>.
-	re := regexp.MustCompile("\\.pN\\d+_")
-	if re.MatchString(functionPath) {
-		functionPath = re.Split(functionPath, -1)[0]
+	if gccgoRE.MatchString(functionPath) {
+		functionPath = gccgoRE.Split(functionPath, -1)[0]
 	}
 	parts := strings.Split(functionPath, ".")
 	functionName := parts[len(parts)-1]
@@ -758,18 +760,26 @@ const (
 	Anything = "mock.Anything"
 )
 
-// AnythingOfTypeArgument is a string that contains the type of an argument
+// AnythingOfTypeArgument contains the type of an argument
+// for use when type checking.  Used in Diff and Assert.
+//
+// Deprecated: this is an implementation detail that must not be used. Use [AnythingOfType] instead.
+type AnythingOfTypeArgument = anythingOfTypeArgument
+
+// anythingOfTypeArgument is a string that contains the type of an argument
 // for use when type checking.  Used in Diff and Assert.
-type AnythingOfTypeArgument string
+type anythingOfTypeArgument string
 
-// AnythingOfType returns an AnythingOfTypeArgument object containing the
-// name of the type to check for.  Used in Diff and Assert.
+// AnythingOfType returns a special value containing the
+// name of the type to check for. The type name will be matched against the type name returned by [reflect.Type.String].
+//
+// Used in Diff and Assert.
 //
 // For example:
 //
 //	Assert(t, AnythingOfType("string"), AnythingOfType("int"))
 func AnythingOfType(t string) AnythingOfTypeArgument {
-	return AnythingOfTypeArgument(t)
+	return anythingOfTypeArgument(t)
 }
 
 // IsTypeArgument is a struct that contains the type of an argument
@@ -950,9 +960,9 @@ func (args Arguments) Diff(objects []interface{}) (string, int) {
 				differences++
 				output = fmt.Sprintf("%s\t%d: FAIL:  %s not matched by %s\n", output, i, actualFmt, matcher)
 			}
-		} else if reflect.TypeOf(expected) == reflect.TypeOf((*AnythingOfTypeArgument)(nil)).Elem() {
+		} else if reflect.TypeOf(expected) == reflect.TypeOf((*anythingOfTypeArgument)(nil)).Elem() {
 			// type checking
-			if reflect.TypeOf(actual).Name() != string(expected.(AnythingOfTypeArgument)) && reflect.TypeOf(actual).String() != string(expected.(AnythingOfTypeArgument)) {
+			if reflect.TypeOf(actual).Name() != string(expected.(anythingOfTypeArgument)) && reflect.TypeOf(actual).String() != string(expected.(anythingOfTypeArgument)) {
 				// not match
 				differences++
 				output = fmt.Sprintf("%s\t%d: FAIL:  type %s != type %s - %s\n", output, i, expected, reflect.TypeOf(actual).Name(), actualFmt)