refactor: use %q and %T to simplify fmt.Sprintf

assert/assertion_compare.go

@@ -468,7 +468,7 @@ func compareTwoValues(t TestingT, e1 interface{}, e2 interface{}, allowedCompare
 
 	compareResult, isComparable := compare(e1, e2, e1Kind)
 	if !isComparable {
-		return Fail(t, fmt.Sprintf("Can not compare type \"%s\"", reflect.TypeOf(e1)), msgAndArgs...)
+		return Fail(t, fmt.Sprintf(`Can not compare type "%T"`, e1), msgAndArgs...)
 	}
 
 	if !containsValue(allowedComparesResults, compareResult) {

assert/assertion_order.go

@@ -33,7 +33,7 @@ func isOrdered(t TestingT, object interface{}, allowedComparesResults []compareR
 		compareResult, isComparable := compare(prevValueInterface, valueInterface, firstValueKind)
 
 		if !isComparable {
-			return Fail(t, fmt.Sprintf("Can not compare type \"%s\" and \"%s\"", reflect.TypeOf(value), reflect.TypeOf(prevValue)), msgAndArgs...)
+			return Fail(t, fmt.Sprintf(`Can not compare type "%T" and "%T"`, value, prevValue), msgAndArgs...)
 		}
 
 		if !containsValue(allowedComparesResults, compareResult) {

assert/assertions.go

@@ -444,7 +444,7 @@ func IsType(t TestingT, expectedType interface{}, object interface{}, 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...)
+		return Fail(t, fmt.Sprintf("Object expected to be of type %T, but was %T", expectedType, object), msgAndArgs...)
 	}
 
 	return true
@@ -1069,7 +1069,7 @@ func NotSubset(t TestingT, list, subset interface{}, msgAndArgs ...interface{})
 		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

assert/assertions_test.go

@@ -2118,7 +2118,7 @@ func TestRegexp(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		False(t, Regexp(mockT, tc.rx, tc.str), "Expected \"%s\" to not match \"%s\"", tc.rx, tc.str)
+		False(t, Regexp(mockT, tc.rx, tc.str), "Expected %q to not match %q", tc.rx, tc.str)
 		False(t, Regexp(mockT, regexp.MustCompile(tc.rx), tc.str))
 		False(t, Regexp(mockT, regexp.MustCompile(tc.rx), []byte(tc.str)))
 		True(t, NotRegexp(mockT, tc.rx, tc.str))
@@ -2151,23 +2151,23 @@ func TestZero(t *testing.T) {
 	mockT := new(testing.T)
 
 	for _, test := range zeros {
-		True(t, Zero(mockT, test, "%#v is not the %v zero value", test, reflect.TypeOf(test)))
+		True(t, Zero(mockT, test, "%#v is not the %T zero value", test, test))
 	}
 
 	for _, test := range nonZeros {
-		False(t, Zero(mockT, test, "%#v is not the %v zero value", test, reflect.TypeOf(test)))
+		False(t, Zero(mockT, test, "%#v is not the %T zero value", test, test))
 	}
 }
 
 func TestNotZero(t *testing.T) {
 	mockT := new(testing.T)
 
 	for _, test := range zeros {
-		False(t, NotZero(mockT, test, "%#v is not the %v zero value", test, reflect.TypeOf(test)))
+		False(t, NotZero(mockT, test, "%#v is not the %T zero value", test, test))
 	}
 
 	for _, test := range nonZeros {
-		True(t, NotZero(mockT, test, "%#v is not the %v zero value", test, reflect.TypeOf(test)))
+		True(t, NotZero(mockT, test, "%#v is not the %T zero value", test, test))
 	}
 }
 

assert/forward_assertions_test.go

@@ -546,7 +546,7 @@ func TestRegexpWrapper(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		False(t, assert.Regexp(tc.rx, tc.str), "Expected \"%s\" to not match \"%s\"", tc.rx, tc.str)
+		False(t, assert.Regexp(tc.rx, tc.str), "Expected %q to not match %q", tc.rx, tc.str)
 		False(t, assert.Regexp(regexp.MustCompile(tc.rx), tc.str))
 		True(t, assert.NotRegexp(tc.rx, tc.str))
 		True(t, assert.NotRegexp(regexp.MustCompile(tc.rx), tc.str))

assert/http_assertions.go

@@ -138,7 +138,7 @@ func HTTPBodyContains(t TestingT, handler http.HandlerFunc, method, url string,
 
 	contains := strings.Contains(body, fmt.Sprint(str))
 	if !contains {
-		Fail(t, fmt.Sprintf("Expected response body for \"%s\" to contain \"%s\" but found \"%s\"", url+"?"+values.Encode(), str, body), msgAndArgs...)
+		Fail(t, fmt.Sprintf("Expected response body for %q to contain %q but found %q", url+"?"+values.Encode(), str, body), msgAndArgs...)
 	}
 
 	return contains
@@ -158,7 +158,7 @@ func HTTPBodyNotContains(t TestingT, handler http.HandlerFunc, method, url strin
 
 	contains := strings.Contains(body, fmt.Sprint(str))
 	if contains {
-		Fail(t, fmt.Sprintf("Expected response body for \"%s\" to NOT contain \"%s\" but found \"%s\"", url+"?"+values.Encode(), str, body), msgAndArgs...)
+		Fail(t, fmt.Sprintf("Expected response body for %q to NOT contain %q but found %q", url+"?"+values.Encode(), str, body), msgAndArgs...)
 	}
 
 	return !contains

mock/mock.go

@@ -494,7 +494,7 @@ func (m *Mock) MethodCalled(methodName string, arguments ...interface{}) Argumen
 		// expected call found, but it has already been called with repeatable times
 		if call != nil {
 			m.mutex.Unlock()
-			m.fail("\nassert: mock: The method has been called over %d times.\n\tEither do one more Mock.On(\"%s\").Return(...), or remove extra call.\n\tThis call was unexpected:\n\t\t%s\n\tat: %s", call.totalCalls, methodName, callString(methodName, arguments, true), assert.CallerInfo())
+			m.fail("\nassert: mock: The method has been called over %d times.\n\tEither do one more Mock.On(%#v).Return(...), or remove extra call.\n\tThis call was unexpected:\n\t\t%s\n\tat: %s", call.totalCalls, methodName, callString(methodName, arguments, true), assert.CallerInfo())
 		}
 		// we have to fail here - because we don't know what to do
 		// as the return arguments.  This is because:
@@ -514,7 +514,7 @@ func (m *Mock) MethodCalled(methodName string, arguments ...interface{}) Argumen
 				assert.CallerInfo(),
 			)
 		} else {
-			m.fail("\nassert: mock: I don't know what to return because the method call was unexpected.\n\tEither do Mock.On(\"%s\").Return(...) first, or remove the %s() call.\n\tThis method was unexpected:\n\t\t%s\n\tat: %s", methodName, methodName, callString(methodName, arguments, true), assert.CallerInfo())
+			m.fail("\nassert: mock: I don't know what to return because the method call was unexpected.\n\tEither do Mock.On(%#v).Return(...) first, or remove the %s() call.\n\tThis method was unexpected:\n\t\t%s\n\tat: %s", methodName, methodName, callString(methodName, arguments, true), assert.CallerInfo())
 		}
 	}