diff options
Diffstat (limited to 'vendor/github.com/onsi/gomega/matchers/be_numerically_matcher.go')
-rw-r--r-- | vendor/github.com/onsi/gomega/matchers/be_numerically_matcher.go | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/vendor/github.com/onsi/gomega/matchers/be_numerically_matcher.go b/vendor/github.com/onsi/gomega/matchers/be_numerically_matcher.go deleted file mode 100644 index f72591a..0000000 --- a/vendor/github.com/onsi/gomega/matchers/be_numerically_matcher.go +++ /dev/null @@ -1,134 +0,0 @@ -// untested sections: 4 - -package matchers - -import ( - "fmt" - "math" - - "github.com/onsi/gomega/format" -) - -type BeNumericallyMatcher struct { - Comparator string - CompareTo []interface{} -} - -func (matcher *BeNumericallyMatcher) FailureMessage(actual interface{}) (message string) { - return matcher.FormatFailureMessage(actual, false) -} - -func (matcher *BeNumericallyMatcher) NegatedFailureMessage(actual interface{}) (message string) { - return matcher.FormatFailureMessage(actual, true) -} - -func (matcher *BeNumericallyMatcher) FormatFailureMessage(actual interface{}, negated bool) (message string) { - if len(matcher.CompareTo) == 1 { - message = fmt.Sprintf("to be %s", matcher.Comparator) - } else { - message = fmt.Sprintf("to be within %v of %s", matcher.CompareTo[1], matcher.Comparator) - } - if negated { - message = "not " + message - } - return format.Message(actual, message, matcher.CompareTo[0]) -} - -func (matcher *BeNumericallyMatcher) Match(actual interface{}) (success bool, err error) { - if len(matcher.CompareTo) == 0 || len(matcher.CompareTo) > 2 { - return false, fmt.Errorf("BeNumerically requires 1 or 2 CompareTo arguments. Got:\n%s", format.Object(matcher.CompareTo, 1)) - } - if !isNumber(actual) { - return false, fmt.Errorf("Expected a number. Got:\n%s", format.Object(actual, 1)) - } - if !isNumber(matcher.CompareTo[0]) { - return false, fmt.Errorf("Expected a number. Got:\n%s", format.Object(matcher.CompareTo[0], 1)) - } - if len(matcher.CompareTo) == 2 && !isNumber(matcher.CompareTo[1]) { - return false, fmt.Errorf("Expected a number. Got:\n%s", format.Object(matcher.CompareTo[0], 1)) - } - - switch matcher.Comparator { - case "==", "~", ">", ">=", "<", "<=": - default: - return false, fmt.Errorf("Unknown comparator: %s", matcher.Comparator) - } - - if isFloat(actual) || isFloat(matcher.CompareTo[0]) { - var secondOperand float64 = 1e-8 - if len(matcher.CompareTo) == 2 { - secondOperand = toFloat(matcher.CompareTo[1]) - } - success = matcher.matchFloats(toFloat(actual), toFloat(matcher.CompareTo[0]), secondOperand) - } else if isInteger(actual) { - var secondOperand int64 = 0 - if len(matcher.CompareTo) == 2 { - secondOperand = toInteger(matcher.CompareTo[1]) - } - success = matcher.matchIntegers(toInteger(actual), toInteger(matcher.CompareTo[0]), secondOperand) - } else if isUnsignedInteger(actual) { - var secondOperand uint64 = 0 - if len(matcher.CompareTo) == 2 { - secondOperand = toUnsignedInteger(matcher.CompareTo[1]) - } - success = matcher.matchUnsignedIntegers(toUnsignedInteger(actual), toUnsignedInteger(matcher.CompareTo[0]), secondOperand) - } else { - return false, fmt.Errorf("Failed to compare:\n%s\n%s:\n%s", format.Object(actual, 1), matcher.Comparator, format.Object(matcher.CompareTo[0], 1)) - } - - return success, nil -} - -func (matcher *BeNumericallyMatcher) matchIntegers(actual, compareTo, threshold int64) (success bool) { - switch matcher.Comparator { - case "==", "~": - diff := actual - compareTo - return -threshold <= diff && diff <= threshold - case ">": - return (actual > compareTo) - case ">=": - return (actual >= compareTo) - case "<": - return (actual < compareTo) - case "<=": - return (actual <= compareTo) - } - return false -} - -func (matcher *BeNumericallyMatcher) matchUnsignedIntegers(actual, compareTo, threshold uint64) (success bool) { - switch matcher.Comparator { - case "==", "~": - if actual < compareTo { - actual, compareTo = compareTo, actual - } - return actual-compareTo <= threshold - case ">": - return (actual > compareTo) - case ">=": - return (actual >= compareTo) - case "<": - return (actual < compareTo) - case "<=": - return (actual <= compareTo) - } - return false -} - -func (matcher *BeNumericallyMatcher) matchFloats(actual, compareTo, threshold float64) (success bool) { - switch matcher.Comparator { - case "~": - return math.Abs(actual-compareTo) <= threshold - case "==": - return (actual == compareTo) - case ">": - return (actual > compareTo) - case ">=": - return (actual >= compareTo) - case "<": - return (actual < compareTo) - case "<=": - return (actual <= compareTo) - } - return false -} |