diff options
Diffstat (limited to 'vendor/github.com/smartystreets/assertions/equality.go')
-rw-r--r-- | vendor/github.com/smartystreets/assertions/equality.go | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/vendor/github.com/smartystreets/assertions/equality.go b/vendor/github.com/smartystreets/assertions/equality.go deleted file mode 100644 index 2b6049c37d..0000000000 --- a/vendor/github.com/smartystreets/assertions/equality.go +++ /dev/null @@ -1,280 +0,0 @@ -package assertions - -import ( - "errors" - "fmt" - "math" - "reflect" - "strings" - - "github.com/smartystreets/assertions/internal/oglematchers" - "github.com/smartystreets/assertions/internal/go-render/render" -) - -// default acceptable delta for ShouldAlmostEqual -const defaultDelta = 0.0000000001 - -// ShouldEqual receives exactly two parameters and does an equality check. -func ShouldEqual(actual interface{}, expected ...interface{}) string { - if message := need(1, expected); message != success { - return message - } - return shouldEqual(actual, expected[0]) -} -func shouldEqual(actual, expected interface{}) (message string) { - defer func() { - if r := recover(); r != nil { - message = serializer.serialize(expected, actual, fmt.Sprintf(shouldHaveBeenEqual, expected, actual)) - return - } - }() - - if matchError := oglematchers.Equals(expected).Matches(actual); matchError != nil { - expectedSyntax := fmt.Sprintf("%v", expected) - actualSyntax := fmt.Sprintf("%v", actual) - if expectedSyntax == actualSyntax && reflect.TypeOf(expected) != reflect.TypeOf(actual) { - message = fmt.Sprintf(shouldHaveBeenEqualTypeMismatch, expected, expected, actual, actual) - } else { - message = fmt.Sprintf(shouldHaveBeenEqual, expected, actual) - } - message = serializer.serialize(expected, actual, message) - return - } - - return success -} - -// ShouldNotEqual receives exactly two parameters and does an inequality check. -func ShouldNotEqual(actual interface{}, expected ...interface{}) string { - if fail := need(1, expected); fail != success { - return fail - } else if ShouldEqual(actual, expected[0]) == success { - return fmt.Sprintf(shouldNotHaveBeenEqual, actual, expected[0]) - } - return success -} - -// ShouldAlmostEqual makes sure that two parameters are close enough to being equal. -// The acceptable delta may be specified with a third argument, -// or a very small default delta will be used. -func ShouldAlmostEqual(actual interface{}, expected ...interface{}) string { - actualFloat, expectedFloat, deltaFloat, err := cleanAlmostEqualInput(actual, expected...) - - if err != "" { - return err - } - - if math.Abs(actualFloat-expectedFloat) <= deltaFloat { - return success - } else { - return fmt.Sprintf(shouldHaveBeenAlmostEqual, actualFloat, expectedFloat) - } -} - -// ShouldNotAlmostEqual is the inverse of ShouldAlmostEqual -func ShouldNotAlmostEqual(actual interface{}, expected ...interface{}) string { - actualFloat, expectedFloat, deltaFloat, err := cleanAlmostEqualInput(actual, expected...) - - if err != "" { - return err - } - - if math.Abs(actualFloat-expectedFloat) > deltaFloat { - return success - } else { - return fmt.Sprintf(shouldHaveNotBeenAlmostEqual, actualFloat, expectedFloat) - } -} - -func cleanAlmostEqualInput(actual interface{}, expected ...interface{}) (float64, float64, float64, string) { - deltaFloat := 0.0000000001 - - if len(expected) == 0 { - return 0.0, 0.0, 0.0, "This assertion requires exactly one comparison value and an optional delta (you provided neither)" - } else if len(expected) == 2 { - delta, err := getFloat(expected[1]) - - if err != nil { - return 0.0, 0.0, 0.0, "delta must be a numerical type" - } - - deltaFloat = delta - } else if len(expected) > 2 { - return 0.0, 0.0, 0.0, "This assertion requires exactly one comparison value and an optional delta (you provided more values)" - } - - actualFloat, err := getFloat(actual) - - if err != nil { - return 0.0, 0.0, 0.0, err.Error() - } - - expectedFloat, err := getFloat(expected[0]) - - if err != nil { - return 0.0, 0.0, 0.0, err.Error() - } - - return actualFloat, expectedFloat, deltaFloat, "" -} - -// returns the float value of any real number, or error if it is not a numerical type -func getFloat(num interface{}) (float64, error) { - numValue := reflect.ValueOf(num) - numKind := numValue.Kind() - - if numKind == reflect.Int || - numKind == reflect.Int8 || - numKind == reflect.Int16 || - numKind == reflect.Int32 || - numKind == reflect.Int64 { - return float64(numValue.Int()), nil - } else if numKind == reflect.Uint || - numKind == reflect.Uint8 || - numKind == reflect.Uint16 || - numKind == reflect.Uint32 || - numKind == reflect.Uint64 { - return float64(numValue.Uint()), nil - } else if numKind == reflect.Float32 || - numKind == reflect.Float64 { - return numValue.Float(), nil - } else { - return 0.0, errors.New("must be a numerical type, but was " + numKind.String()) - } -} - -// ShouldResemble receives exactly two parameters and does a deep equal check (see reflect.DeepEqual) -func ShouldResemble(actual interface{}, expected ...interface{}) string { - if message := need(1, expected); message != success { - return message - } - - if matchError := oglematchers.DeepEquals(expected[0]).Matches(actual); matchError != nil { - return serializer.serializeDetailed(expected[0], actual, - fmt.Sprintf(shouldHaveResembled, render.Render(expected[0]), render.Render(actual))) - } - - return success -} - -// ShouldNotResemble receives exactly two parameters and does an inverse deep equal check (see reflect.DeepEqual) -func ShouldNotResemble(actual interface{}, expected ...interface{}) string { - if message := need(1, expected); message != success { - return message - } else if ShouldResemble(actual, expected[0]) == success { - return fmt.Sprintf(shouldNotHaveResembled, render.Render(actual), render.Render(expected[0])) - } - return success -} - -// ShouldPointTo receives exactly two parameters and checks to see that they point to the same address. -func ShouldPointTo(actual interface{}, expected ...interface{}) string { - if message := need(1, expected); message != success { - return message - } - return shouldPointTo(actual, expected[0]) - -} -func shouldPointTo(actual, expected interface{}) string { - actualValue := reflect.ValueOf(actual) - expectedValue := reflect.ValueOf(expected) - - if ShouldNotBeNil(actual) != success { - return fmt.Sprintf(shouldHaveBeenNonNilPointer, "first", "nil") - } else if ShouldNotBeNil(expected) != success { - return fmt.Sprintf(shouldHaveBeenNonNilPointer, "second", "nil") - } else if actualValue.Kind() != reflect.Ptr { - return fmt.Sprintf(shouldHaveBeenNonNilPointer, "first", "not") - } else if expectedValue.Kind() != reflect.Ptr { - return fmt.Sprintf(shouldHaveBeenNonNilPointer, "second", "not") - } else if ShouldEqual(actualValue.Pointer(), expectedValue.Pointer()) != success { - actualAddress := reflect.ValueOf(actual).Pointer() - expectedAddress := reflect.ValueOf(expected).Pointer() - return serializer.serialize(expectedAddress, actualAddress, fmt.Sprintf(shouldHavePointedTo, - actual, actualAddress, - expected, expectedAddress)) - } - return success -} - -// ShouldNotPointTo receives exactly two parameters and checks to see that they point to different addresess. -func ShouldNotPointTo(actual interface{}, expected ...interface{}) string { - if message := need(1, expected); message != success { - return message - } - compare := ShouldPointTo(actual, expected[0]) - if strings.HasPrefix(compare, shouldBePointers) { - return compare - } else if compare == success { - return fmt.Sprintf(shouldNotHavePointedTo, actual, expected[0], reflect.ValueOf(actual).Pointer()) - } - return success -} - -// ShouldBeNil receives a single parameter and ensures that it is nil. -func ShouldBeNil(actual interface{}, expected ...interface{}) string { - if fail := need(0, expected); fail != success { - return fail - } else if actual == nil { - return success - } else if interfaceHasNilValue(actual) { - return success - } - return fmt.Sprintf(shouldHaveBeenNil, actual) -} -func interfaceHasNilValue(actual interface{}) bool { - value := reflect.ValueOf(actual) - kind := value.Kind() - nilable := kind == reflect.Slice || - kind == reflect.Chan || - kind == reflect.Func || - kind == reflect.Ptr || - kind == reflect.Map - - // Careful: reflect.Value.IsNil() will panic unless it's an interface, chan, map, func, slice, or ptr - // Reference: http://golang.org/pkg/reflect/#Value.IsNil - return nilable && value.IsNil() -} - -// ShouldNotBeNil receives a single parameter and ensures that it is not nil. -func ShouldNotBeNil(actual interface{}, expected ...interface{}) string { - if fail := need(0, expected); fail != success { - return fail - } else if ShouldBeNil(actual) == success { - return fmt.Sprintf(shouldNotHaveBeenNil, actual) - } - return success -} - -// ShouldBeTrue receives a single parameter and ensures that it is true. -func ShouldBeTrue(actual interface{}, expected ...interface{}) string { - if fail := need(0, expected); fail != success { - return fail - } else if actual != true { - return fmt.Sprintf(shouldHaveBeenTrue, actual) - } - return success -} - -// ShouldBeFalse receives a single parameter and ensures that it is false. -func ShouldBeFalse(actual interface{}, expected ...interface{}) string { - if fail := need(0, expected); fail != success { - return fail - } else if actual != false { - return fmt.Sprintf(shouldHaveBeenFalse, actual) - } - return success -} - -// ShouldBeZeroValue receives a single parameter and ensures that it is -// the Go equivalent of the default value, or "zero" value. -func ShouldBeZeroValue(actual interface{}, expected ...interface{}) string { - if fail := need(0, expected); fail != success { - return fail - } - zeroVal := reflect.Zero(reflect.TypeOf(actual)).Interface() - if !reflect.DeepEqual(zeroVal, actual) { - return serializer.serialize(zeroVal, actual, fmt.Sprintf(shouldHaveBeenZeroValue, actual)) - } - return success -} |