chore: go mod tidy / vendor / make deps

vendor/github.com/stretchr/testify/assert/assertions.go

@@ -210,59 +210,77 @@ the problem actually occurred in calling code.*/
 // of each stack frame leading from the current test to the assert call that
 // failed.
 func CallerInfo() []string {
-
 	var pc uintptr
-	var ok bool
 	var file string
 	var line int
 	var name string
 
+	const stackFrameBufferSize = 10
+	pcs := make([]uintptr, stackFrameBufferSize)
+
 	callers := []string{}
-	for i := 0; ; i++ {
-		pc, file, line, ok = runtime.Caller(i)
-		if !ok {
-			// The breaks below failed to terminate the loop, and we ran off the
-			// end of the call stack.
+	offset := 1
+
+	for {
+		n := runtime.Callers(offset, pcs)
+
+		if n == 0 {
 			break
 		}
 
-		// This is a huge edge case, but it will panic if this is the case, see #180
-		if file == "<autogenerated>" {
-			break
-		}
+		frames := runtime.CallersFrames(pcs[:n])
 
-		f := runtime.FuncForPC(pc)
-		if f == nil {
-			break
-		}
-		name = f.Name()
+		for {
+			frame, more := frames.Next()
+			pc = frame.PC
+			file = frame.File
+			line = frame.Line
 
-		// testing.tRunner is the standard library function that calls
-		// tests. Subtests are called directly by tRunner, without going through
-		// the Test/Benchmark/Example function that contains the t.Run calls, so
-		// with subtests we should break when we hit tRunner, without adding it
-		// to the list of callers.
-		if name == "testing.tRunner" {
-			break
-		}
+			// This is a huge edge case, but it will panic if this is the case, see #180
+			if file == "<autogenerated>" {
+				break
+			}
 
-		parts := strings.Split(file, "/")
-		if len(parts) > 1 {
-			filename := parts[len(parts)-1]
-			dir := parts[len(parts)-2]
-			if (dir != "assert" && dir != "mock" && dir != "require") || filename == "mock_test.go" {
-				callers = append(callers, fmt.Sprintf("%s:%d", file, line))
+			f := runtime.FuncForPC(pc)
+			if f == nil {
+				break
+			}
+			name = f.Name()
+
+			// testing.tRunner is the standard library function that calls
+			// tests. Subtests are called directly by tRunner, without going through
+			// the Test/Benchmark/Example function that contains the t.Run calls, so
+			// with subtests we should break when we hit tRunner, without adding it
+			// to the list of callers.
+			if name == "testing.tRunner" {
+				break
+			}
+
+			parts := strings.Split(file, "/")
+			if len(parts) > 1 {
+				filename := parts[len(parts)-1]
+				dir := parts[len(parts)-2]
+				if (dir != "assert" && dir != "mock" && dir != "require") || filename == "mock_test.go" {
+					callers = append(callers, fmt.Sprintf("%s:%d", file, line))
+				}
+			}
+
+			// Drop the package
+			dotPos := strings.LastIndexByte(name, '.')
+			name = name[dotPos+1:]
+			if isTest(name, "Test") ||
+				isTest(name, "Benchmark") ||
+				isTest(name, "Example") {
+				break
+			}
+
+			if !more {
+				break
 			}
 		}
 
-		// Drop the package
-		segments := strings.Split(name, ".")
-		name = segments[len(segments)-1]
-		if isTest(name, "Test") ||
-			isTest(name, "Benchmark") ||
-			isTest(name, "Example") {
-			break
-		}
+		// Next batch
+		offset += cap(pcs)
 	}
 
 	return callers
@@ -437,17 +455,34 @@ func NotImplements(t TestingT, interfaceObject interface{}, object interface{},
 	return true
 }
 
+func isType(expectedType, object interface{}) bool {
+	return ObjectsAreEqual(reflect.TypeOf(object), reflect.TypeOf(expectedType))
+}
+
 // IsType asserts that the specified objects are of the same type.
-func IsType(t TestingT, expectedType interface{}, object interface{}, msgAndArgs ...interface{}) bool {
+//
+//	assert.IsType(t, &MyStruct{}, &MyStruct{})
+func IsType(t TestingT, expectedType, object interface{}, msgAndArgs ...interface{}) bool {
+	if isType(expectedType, object) {
+		return true
+	}
 	if h, ok := t.(tHelper); ok {
 		h.Helper()
 	}
+	return Fail(t, fmt.Sprintf("Object expected to be of type %T, but was %T", expectedType, object), msgAndArgs...)
+}
 
-	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...)
+// IsNotType asserts that the specified objects are not of the same type.
+//
+//	assert.IsNotType(t, &NotMyStruct{}, &MyStruct{})
+func IsNotType(t TestingT, theType, object interface{}, msgAndArgs ...interface{}) bool {
+	if !isType(theType, object) {
+		return true
 	}
-
-	return true
+	if h, ok := t.(tHelper); ok {
+		h.Helper()
+	}
+	return Fail(t, fmt.Sprintf("Object type expected to be different than %T", theType), msgAndArgs...)
 }
 
 // Equal asserts that two objects are equal.
@@ -475,7 +510,6 @@ func Equal(t TestingT, expected, actual interface{}, msgAndArgs ...interface{})
 	}
 
 	return true
-
 }
 
 // validateEqualArgs checks whether provided arguments can be safely used in the
@@ -510,8 +544,9 @@ func Same(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}) b
 	if !same {
 		// both are pointers but not the same type & pointing to the same address
 		return Fail(t, fmt.Sprintf("Not same: \n"+
-			"expected: %p %#v\n"+
-			"actual  : %p %#v", expected, expected, actual, actual), msgAndArgs...)
+			"expected: %p %#[1]v\n"+
+			"actual  : %p %#[2]v",
+			expected, actual), msgAndArgs...)
 	}
 
 	return true
@@ -530,14 +565,14 @@ func NotSame(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}
 
 	same, ok := samePointers(expected, actual)
 	if !ok {
-		//fails when the arguments are not pointers
+		// fails when the arguments are not pointers
 		return !(Fail(t, "Both arguments must be pointers", msgAndArgs...))
 	}
 
 	if same {
 		return Fail(t, fmt.Sprintf(
-			"Expected and actual point to the same object: %p %#v",
-			expected, expected), msgAndArgs...)
+			"Expected and actual point to the same object: %p %#[1]v",
+			expected), msgAndArgs...)
 	}
 	return true
 }
@@ -549,7 +584,7 @@ func NotSame(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}
 func samePointers(first, second interface{}) (same bool, ok bool) {
 	firstPtr, secondPtr := reflect.ValueOf(first), reflect.ValueOf(second)
 	if firstPtr.Kind() != reflect.Ptr || secondPtr.Kind() != reflect.Ptr {
-		return false, false //not both are pointers
+		return false, false // not both are pointers
 	}
 
 	firstType, secondType := reflect.TypeOf(first), reflect.TypeOf(second)
@@ -610,7 +645,6 @@ func EqualValues(t TestingT, expected, actual interface{}, msgAndArgs ...interfa
 	}
 
 	return true
-
 }
 
 // EqualExportedValues asserts that the types of two objects are equal and their public
@@ -665,7 +699,6 @@ func Exactly(t TestingT, expected, actual interface{}, msgAndArgs ...interface{}
 	}
 
 	return Equal(t, expected, actual, msgAndArgs...)
-
 }
 
 // NotNil asserts that the specified object is not nil.
@@ -715,37 +748,45 @@ func Nil(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
 
 // isEmpty gets whether the specified object is considered empty or not.
 func isEmpty(object interface{}) bool {
-
 	// get nil case out of the way
 	if object == nil {
 		return true
 	}
 
-	objValue := reflect.ValueOf(object)
-
-	switch objValue.Kind() {
-	// collection types are empty when they have no element
-	case reflect.Chan, reflect.Map, reflect.Slice:
-		return objValue.Len() == 0
-	// pointers are empty if nil or if the value they point to is empty
-	case reflect.Ptr:
-		if objValue.IsNil() {
-			return true
-		}
-		deref := objValue.Elem().Interface()
-		return isEmpty(deref)
-	// for all other types, compare against the zero value
-	// array types are empty when they match their zero-initialized state
-	default:
-		zero := reflect.Zero(objValue.Type())
-		return reflect.DeepEqual(object, zero.Interface())
-	}
+	return isEmptyValue(reflect.ValueOf(object))
 }
 
-// Empty asserts that the specified object is empty.  I.e. nil, "", false, 0 or either
-// a slice or a channel with len == 0.
+// isEmptyValue gets whether the specified reflect.Value is considered empty or not.
+func isEmptyValue(objValue reflect.Value) bool {
+	if objValue.IsZero() {
+		return true
+	}
+	// Special cases of non-zero values that we consider empty
+	switch objValue.Kind() {
+	// collection types are empty when they have no element
+	// Note: array types are empty when they match their zero-initialized state.
+	case reflect.Chan, reflect.Map, reflect.Slice:
+		return objValue.Len() == 0
+	// non-nil pointers are empty if the value they point to is empty
+	case reflect.Ptr:
+		return isEmptyValue(objValue.Elem())
+	}
+	return false
+}
+
+// Empty asserts that the given value is "empty".
+//
+// [Zero values] are "empty".
+//
+// Arrays are "empty" if every element is the zero value of the type (stricter than "empty").
+//
+// Slices, maps and channels with zero length are "empty".
+//
+// Pointer values are "empty" if the pointer is nil or if the pointed value is "empty".
 //
 //	assert.Empty(t, obj)
+//
+// [Zero values]: https://go.dev/ref/spec#The_zero_value
 func Empty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
 	pass := isEmpty(object)
 	if !pass {
@@ -756,11 +797,9 @@ func Empty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
 	}
 
 	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.
+// NotEmpty asserts that the specified object is NOT [Empty].
 //
 //	if assert.NotEmpty(t, obj) {
 //	  assert.Equal(t, "two", obj[1])
@@ -775,7 +814,6 @@ func NotEmpty(t TestingT, object interface{}, msgAndArgs ...interface{}) bool {
 	}
 
 	return pass
-
 }
 
 // getLen tries to get the length of an object.
@@ -819,7 +857,6 @@ func True(t TestingT, value bool, msgAndArgs ...interface{}) bool {
 	}
 
 	return true
-
 }
 
 // False asserts that the specified value is false.
@@ -834,7 +871,6 @@ func False(t TestingT, value bool, msgAndArgs ...interface{}) bool {
 	}
 
 	return true
-
 }
 
 // NotEqual asserts that the specified values are NOT equal.
@@ -857,7 +893,6 @@ func NotEqual(t TestingT, expected, actual interface{}, msgAndArgs ...interface{
 	}
 
 	return true
-
 }
 
 // NotEqualValues asserts that two objects are not equal even when converted to the same type
@@ -880,7 +915,6 @@ func NotEqualValues(t TestingT, expected, actual interface{}, msgAndArgs ...inte
 // return (true, false) if element was not found.
 // return (true, true) if element was found.
 func containsElement(list interface{}, element interface{}) (ok, found bool) {
-
 	listValue := reflect.ValueOf(list)
 	listType := reflect.TypeOf(list)
 	if listType == nil {
@@ -915,7 +949,6 @@ func containsElement(list interface{}, element interface{}) (ok, found bool) {
 		}
 	}
 	return true, false
-
 }
 
 // Contains asserts that the specified string, list(array, slice...) or map contains the
@@ -938,7 +971,6 @@ func Contains(t TestingT, s, contains interface{}, msgAndArgs ...interface{}) bo
 	}
 
 	return true
-
 }
 
 // NotContains asserts that the specified string, list(array, slice...) or map does NOT contain the
@@ -961,14 +993,17 @@ func NotContains(t TestingT, s, contains interface{}, msgAndArgs ...interface{})
 	}
 
 	return true
-
 }
 
-// Subset asserts that the specified list(array, slice...) or map contains all
-// elements given in the specified subset list(array, slice...) or map.
+// Subset asserts that the list (array, slice, or map) contains all elements
+// given in the subset (array, slice, or map).
+// Map elements are key-value pairs unless compared with an array or slice where
+// only the map key is evaluated.
 //
 //	assert.Subset(t, [1, 2, 3], [1, 2])
 //	assert.Subset(t, {"x": 1, "y": 2}, {"x": 1})
+//	assert.Subset(t, [1, 2, 3], {1: "one", 2: "two"})
+//	assert.Subset(t, {"x": 1, "y": 2}, ["x"])
 func Subset(t TestingT, list, subset interface{}, msgAndArgs ...interface{}) (ok bool) {
 	if h, ok := t.(tHelper); ok {
 		h.Helper()
@@ -983,7 +1018,7 @@ func Subset(t TestingT, list, subset interface{}, msgAndArgs ...interface{}) (ok
 	}
 
 	subsetKind := reflect.TypeOf(subset).Kind()
-	if subsetKind != reflect.Array && subsetKind != reflect.Slice && listKind != reflect.Map {
+	if subsetKind != reflect.Array && subsetKind != reflect.Slice && subsetKind != reflect.Map {
 		return Fail(t, fmt.Sprintf("%q has an unsupported type %s", subset, subsetKind), msgAndArgs...)
 	}
 
@@ -1007,6 +1042,13 @@ func Subset(t TestingT, list, subset interface{}, msgAndArgs ...interface{}) (ok
 	}
 
 	subsetList := reflect.ValueOf(subset)
+	if subsetKind == reflect.Map {
+		keys := make([]interface{}, subsetList.Len())
+		for idx, key := range subsetList.MapKeys() {
+			keys[idx] = key.Interface()
+		}
+		subsetList = reflect.ValueOf(keys)
+	}
 	for i := 0; i < subsetList.Len(); i++ {
 		element := subsetList.Index(i).Interface()
 		ok, found := containsElement(list, element)
@@ -1021,12 +1063,15 @@ func Subset(t TestingT, list, subset interface{}, msgAndArgs ...interface{}) (ok
 	return true
 }
 
-// NotSubset asserts that the specified list(array, slice...) or map does NOT
-// contain all elements given in the specified subset list(array, slice...) or
-// map.
+// NotSubset asserts that the list (array, slice, or map) does NOT contain all
+// elements given in the subset (array, slice, or map).
+// Map elements are key-value pairs unless compared with an array or slice where
+// only the map key is evaluated.
 //
 //	assert.NotSubset(t, [1, 3, 4], [1, 2])
 //	assert.NotSubset(t, {"x": 1, "y": 2}, {"z": 3})
+//	assert.NotSubset(t, [1, 3, 4], {1: "one", 2: "two"})
+//	assert.NotSubset(t, {"x": 1, "y": 2}, ["z"])
 func NotSubset(t TestingT, list, subset interface{}, msgAndArgs ...interface{}) (ok bool) {
 	if h, ok := t.(tHelper); ok {
 		h.Helper()
@@ -1041,7 +1086,7 @@ func NotSubset(t TestingT, list, subset interface{}, msgAndArgs ...interface{})
 	}
 
 	subsetKind := reflect.TypeOf(subset).Kind()
-	if subsetKind != reflect.Array && subsetKind != reflect.Slice && listKind != reflect.Map {
+	if subsetKind != reflect.Array && subsetKind != reflect.Slice && subsetKind != reflect.Map {
 		return Fail(t, fmt.Sprintf("%q has an unsupported type %s", subset, subsetKind), msgAndArgs...)
 	}
 
@@ -1065,11 +1110,18 @@ func NotSubset(t TestingT, list, subset interface{}, msgAndArgs ...interface{})
 	}
 
 	subsetList := reflect.ValueOf(subset)
+	if subsetKind == reflect.Map {
+		keys := make([]interface{}, subsetList.Len())
+		for idx, key := range subsetList.MapKeys() {
+			keys[idx] = key.Interface()
+		}
+		subsetList = reflect.ValueOf(keys)
+	}
 	for i := 0; i < subsetList.Len(); i++ {
 		element := subsetList.Index(i).Interface()
 		ok, found := containsElement(list, element)
 		if !ok {
-			return Fail(t, fmt.Sprintf("\"%s\" could not be applied builtin len()", list), msgAndArgs...)
+			return Fail(t, fmt.Sprintf("%q could not be applied builtin len()", list), msgAndArgs...)
 		}
 		if !found {
 			return true
@@ -1591,10 +1643,8 @@ func NoError(t TestingT, err error, msgAndArgs ...interface{}) bool {
 
 // Error asserts that a function returned an error (i.e. not `nil`).
 //
-//	  actualObj, err := SomeFunction()
-//	  if assert.Error(t, err) {
-//		   assert.Equal(t, expectedError, err)
-//	  }
+//	actualObj, err := SomeFunction()
+//	assert.Error(t, err)
 func Error(t TestingT, err error, msgAndArgs ...interface{}) bool {
 	if err == nil {
 		if h, ok := t.(tHelper); ok {
@@ -1667,7 +1717,6 @@ func matchRegexp(rx interface{}, str interface{}) bool {
 	default:
 		return r.MatchString(fmt.Sprint(v))
 	}
-
 }
 
 // Regexp asserts that a specified regexp matches a string.
@@ -1703,7 +1752,6 @@ func NotRegexp(t TestingT, rx interface{}, str interface{}, msgAndArgs ...interf
 	}
 
 	return !match
-
 }
 
 // Zero asserts that i is the zero value for its type.
@@ -1814,6 +1862,11 @@ func JSONEq(t TestingT, expected string, actual string, msgAndArgs ...interface{
 		return Fail(t, fmt.Sprintf("Expected value ('%s') is not valid json.\nJSON parsing error: '%s'", expected, err.Error()), msgAndArgs...)
 	}
 
+	// Shortcut if same bytes
+	if actual == expected {
+		return true
+	}
+
 	if err := json.Unmarshal([]byte(actual), &actualJSONAsInterface); err != nil {
 		return Fail(t, fmt.Sprintf("Input ('%s') needs to be valid json.\nJSON parsing error: '%s'", actual, err.Error()), msgAndArgs...)
 	}
@@ -1832,6 +1885,11 @@ func YAMLEq(t TestingT, expected string, actual string, msgAndArgs ...interface{
 		return Fail(t, fmt.Sprintf("Expected value ('%s') is not valid yaml.\nYAML parsing error: '%s'", expected, err.Error()), msgAndArgs...)
 	}
 
+	// Shortcut if same bytes
+	if actual == expected {
+		return true
+	}
+
 	if err := yaml.Unmarshal([]byte(actual), &actualYAMLAsInterface); err != nil {
 		return Fail(t, fmt.Sprintf("Input ('%s') needs to be valid yaml.\nYAML error: '%s'", actual, err.Error()), msgAndArgs...)
 	}
@@ -1933,6 +1991,7 @@ func Eventually(t TestingT, condition func() bool, waitFor time.Duration, tick t
 	}
 
 	ch := make(chan bool, 1)
+	checkCond := func() { ch <- condition() }
 
 	timer := time.NewTimer(waitFor)
 	defer timer.Stop()
@@ -1940,18 +1999,23 @@ func Eventually(t TestingT, condition func() bool, waitFor time.Duration, tick t
 	ticker := time.NewTicker(tick)
 	defer ticker.Stop()
 
-	for tick := ticker.C; ; {
+	var tickC <-chan time.Time
+
+	// Check the condition once first on the initial call.
+	go checkCond()
+
+	for {
 		select {
 		case <-timer.C:
 			return Fail(t, "Condition never satisfied", msgAndArgs...)
-		case <-tick:
-			tick = nil
-			go func() { ch <- condition() }()
+		case <-tickC:
+			tickC = nil
+			go checkCond()
 		case v := <-ch:
 			if v {
 				return true
 			}
-			tick = ticker.C
+			tickC = ticker.C
 		}
 	}
 }
@@ -1964,6 +2028,9 @@ type CollectT struct {
 	errors []error
 }
 
+// Helper is like [testing.T.Helper] but does nothing.
+func (CollectT) Helper() {}
+
 // Errorf collects the error.
 func (c *CollectT) Errorf(format string, args ...interface{}) {
 	c.errors = append(c.errors, fmt.Errorf(format, args...))
@@ -2021,35 +2088,42 @@ func EventuallyWithT(t TestingT, condition func(collect *CollectT), waitFor time
 	var lastFinishedTickErrs []error
 	ch := make(chan *CollectT, 1)
 
+	checkCond := func() {
+		collect := new(CollectT)
+		defer func() {
+			ch <- collect
+		}()
+		condition(collect)
+	}
+
 	timer := time.NewTimer(waitFor)
 	defer timer.Stop()
 
 	ticker := time.NewTicker(tick)
 	defer ticker.Stop()
 
-	for tick := ticker.C; ; {
+	var tickC <-chan time.Time
+
+	// Check the condition once first on the initial call.
+	go checkCond()
+
+	for {
 		select {
 		case <-timer.C:
 			for _, err := range lastFinishedTickErrs {
 				t.Errorf("%v", err)
 			}
 			return Fail(t, "Condition never satisfied", msgAndArgs...)
-		case <-tick:
-			tick = nil
-			go func() {
-				collect := new(CollectT)
-				defer func() {
-					ch <- collect
-				}()
-				condition(collect)
-			}()
+		case <-tickC:
+			tickC = nil
+			go checkCond()
 		case collect := <-ch:
 			if !collect.failed() {
 				return true
 			}
 			// Keep the errors from the last ended condition, so that they can be copied to t if timeout is reached.
 			lastFinishedTickErrs = collect.errors
-			tick = ticker.C
+			tickC = ticker.C
 		}
 	}
 }
@@ -2064,6 +2138,7 @@ func Never(t TestingT, condition func() bool, waitFor time.Duration, tick time.D
 	}
 
 	ch := make(chan bool, 1)
+	checkCond := func() { ch <- condition() }
 
 	timer := time.NewTimer(waitFor)
 	defer timer.Stop()
@@ -2071,18 +2146,23 @@ func Never(t TestingT, condition func() bool, waitFor time.Duration, tick time.D
 	ticker := time.NewTicker(tick)
 	defer ticker.Stop()
 
-	for tick := ticker.C; ; {
+	var tickC <-chan time.Time
+
+	// Check the condition once first on the initial call.
+	go checkCond()
+
+	for {
 		select {
 		case <-timer.C:
 			return true
-		case <-tick:
-			tick = nil
-			go func() { ch <- condition() }()
+		case <-tickC:
+			tickC = nil
+			go checkCond()
 		case v := <-ch:
 			if v {
 				return Fail(t, "Condition satisfied", msgAndArgs...)
 			}
-			tick = ticker.C
+			tickC = ticker.C
 		}
 	}
 }
@@ -2100,9 +2180,12 @@ func ErrorIs(t TestingT, err, target error, msgAndArgs ...interface{}) bool {
 	var expectedText string
 	if target != nil {
 		expectedText = target.Error()
+		if err == nil {
+			return Fail(t, fmt.Sprintf("Expected error with %q in chain but got nil.", expectedText), msgAndArgs...)
+		}
 	}
 
-	chain := buildErrorChainString(err)
+	chain := buildErrorChainString(err, false)
 
 	return Fail(t, fmt.Sprintf("Target error should be in err chain:\n"+
 		"expected: %q\n"+
@@ -2125,7 +2208,7 @@ func NotErrorIs(t TestingT, err, target error, msgAndArgs ...interface{}) bool {
 		expectedText = target.Error()
 	}
 
-	chain := buildErrorChainString(err)
+	chain := buildErrorChainString(err, false)
 
 	return Fail(t, fmt.Sprintf("Target error should not be in err chain:\n"+
 		"found: %q\n"+
@@ -2143,11 +2226,17 @@ func ErrorAs(t TestingT, err error, target interface{}, msgAndArgs ...interface{
 		return true
 	}
 
-	chain := buildErrorChainString(err)
+	expectedType := reflect.TypeOf(target).Elem().String()
+	if err == nil {
+		return Fail(t, fmt.Sprintf("An error is expected but got nil.\n"+
+			"expected: %s", expectedType), msgAndArgs...)
+	}
+
+	chain := buildErrorChainString(err, true)
 
 	return Fail(t, fmt.Sprintf("Should be in error chain:\n"+
-		"expected: %q\n"+
-		"in chain: %s", target, chain,
+		"expected: %s\n"+
+		"in chain: %s", expectedType, chain,
 	), msgAndArgs...)
 }
 
@@ -2161,24 +2250,46 @@ func NotErrorAs(t TestingT, err error, target interface{}, msgAndArgs ...interfa
 		return true
 	}
 
-	chain := buildErrorChainString(err)
+	chain := buildErrorChainString(err, true)
 
 	return Fail(t, fmt.Sprintf("Target error should not be in err chain:\n"+
-		"found: %q\n"+
-		"in chain: %s", target, chain,
+		"found: %s\n"+
+		"in chain: %s", reflect.TypeOf(target).Elem().String(), chain,
 	), msgAndArgs...)
 }
 
-func buildErrorChainString(err error) string {
+func unwrapAll(err error) (errs []error) {
+	errs = append(errs, err)
+	switch x := err.(type) {
+	case interface{ Unwrap() error }:
+		err = x.Unwrap()
+		if err == nil {
+			return
+		}
+		errs = append(errs, unwrapAll(err)...)
+	case interface{ Unwrap() []error }:
+		for _, err := range x.Unwrap() {
+			errs = append(errs, unwrapAll(err)...)
+		}
+	}
+	return
+}
+
+func buildErrorChainString(err error, withType bool) string {
 	if err == nil {
 		return ""
 	}
 
-	e := errors.Unwrap(err)
-	chain := fmt.Sprintf("%q", err.Error())
-	for e != nil {
-		chain += fmt.Sprintf("\n\t%q", e.Error())
-		e = errors.Unwrap(e)
+	var chain string
+	errs := unwrapAll(err)
+	for i := range errs {
+		if i != 0 {
+			chain += "\n\t"
+		}
+		chain += fmt.Sprintf("%q", errs[i].Error())
+		if withType {
+			chain += fmt.Sprintf(" (%T)", errs[i])
+		}
 	}
 	return chain
 }