diff options
Diffstat (limited to 'vendor/github.com/onsi/gomega/matchers/receive_matcher.go')
-rw-r--r-- | vendor/github.com/onsi/gomega/matchers/receive_matcher.go | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/vendor/github.com/onsi/gomega/matchers/receive_matcher.go b/vendor/github.com/onsi/gomega/matchers/receive_matcher.go deleted file mode 100644 index 7a8c2cd..0000000 --- a/vendor/github.com/onsi/gomega/matchers/receive_matcher.go +++ /dev/null @@ -1,126 +0,0 @@ -package matchers - -import ( - "fmt" - "reflect" - - "github.com/onsi/gomega/format" -) - -type ReceiveMatcher struct { - Arg interface{} - receivedValue reflect.Value - channelClosed bool -} - -func (matcher *ReceiveMatcher) Match(actual interface{}) (success bool, err error) { - if !isChan(actual) { - return false, fmt.Errorf("ReceiveMatcher expects a channel. Got:\n%s", format.Object(actual, 1)) - } - - channelType := reflect.TypeOf(actual) - channelValue := reflect.ValueOf(actual) - - if channelType.ChanDir() == reflect.SendDir { - return false, fmt.Errorf("ReceiveMatcher matcher cannot be passed a send-only channel. Got:\n%s", format.Object(actual, 1)) - } - - var subMatcher omegaMatcher - var hasSubMatcher bool - - if matcher.Arg != nil { - subMatcher, hasSubMatcher = (matcher.Arg).(omegaMatcher) - if !hasSubMatcher { - argType := reflect.TypeOf(matcher.Arg) - if argType.Kind() != reflect.Ptr { - return false, fmt.Errorf("Cannot assign a value from the channel:\n%s\nTo:\n%s\nYou need to pass a pointer!", format.Object(actual, 1), format.Object(matcher.Arg, 1)) - } - - assignable := channelType.Elem().AssignableTo(argType.Elem()) - if !assignable { - return false, fmt.Errorf("Cannot assign a value from the channel:\n%s\nTo:\n%s", format.Object(actual, 1), format.Object(matcher.Arg, 1)) - } - } - } - - winnerIndex, value, open := reflect.Select([]reflect.SelectCase{ - reflect.SelectCase{Dir: reflect.SelectRecv, Chan: channelValue}, - reflect.SelectCase{Dir: reflect.SelectDefault}, - }) - - var closed bool - var didReceive bool - if winnerIndex == 0 { - closed = !open - didReceive = open - } - matcher.channelClosed = closed - - if closed { - return false, nil - } - - if hasSubMatcher { - if didReceive { - matcher.receivedValue = value - return subMatcher.Match(matcher.receivedValue.Interface()) - } else { - return false, nil - } - } - - if didReceive { - if matcher.Arg != nil { - outValue := reflect.ValueOf(matcher.Arg) - reflect.Indirect(outValue).Set(value) - } - - return true, nil - } else { - return false, nil - } -} - -func (matcher *ReceiveMatcher) FailureMessage(actual interface{}) (message string) { - subMatcher, hasSubMatcher := (matcher.Arg).(omegaMatcher) - - closedAddendum := "" - if matcher.channelClosed { - closedAddendum = " The channel is closed." - } - - if hasSubMatcher { - if matcher.receivedValue.IsValid() { - return subMatcher.FailureMessage(matcher.receivedValue.Interface()) - } - return "When passed a matcher, ReceiveMatcher's channel *must* receive something." - } else { - return format.Message(actual, "to receive something."+closedAddendum) - } -} - -func (matcher *ReceiveMatcher) NegatedFailureMessage(actual interface{}) (message string) { - subMatcher, hasSubMatcher := (matcher.Arg).(omegaMatcher) - - closedAddendum := "" - if matcher.channelClosed { - closedAddendum = " The channel is closed." - } - - if hasSubMatcher { - if matcher.receivedValue.IsValid() { - return subMatcher.NegatedFailureMessage(matcher.receivedValue.Interface()) - } - return "When passed a matcher, ReceiveMatcher's channel *must* receive something." - } else { - return format.Message(actual, "not to receive anything."+closedAddendum) - } -} - -func (matcher *ReceiveMatcher) MatchMayChangeInTheFuture(actual interface{}) bool { - if !isChan(actual) { - return false - } - - return !matcher.channelClosed -} |