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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2019-02-06 13:42:47 +0100 |
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committer | GitHub <noreply@github.com> | 2019-02-06 13:42:47 +0100 |
commit | d321c5d942f85b56852532edfd225dcdd591f817 (patch) | |
tree | 30ad98bcc2c2dd1136f46a48cbc44d422adfa184 /vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go | |
parent | 314e1a9c5a2041d2263bb74f1d21aa2798154d76 (diff) | |
parent | 9ac0ebb0791851aea81ecc847802db5a39bfb6e7 (diff) | |
download | podman-d321c5d942f85b56852532edfd225dcdd591f817.tar.gz podman-d321c5d942f85b56852532edfd225dcdd591f817.tar.bz2 podman-d321c5d942f85b56852532edfd225dcdd591f817.zip |
Merge pull request #2259 from vrothberg/vendor-check
Vendor check
Diffstat (limited to 'vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go')
-rw-r--r-- | vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go b/vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go new file mode 100644 index 000000000..302dd1a0a --- /dev/null +++ b/vendor/github.com/onsi/gomega/matchers/be_sent_matcher.go @@ -0,0 +1,71 @@ +package matchers + +import ( + "fmt" + "reflect" + + "github.com/onsi/gomega/format" +) + +type BeSentMatcher struct { + Arg interface{} + channelClosed bool +} + +func (matcher *BeSentMatcher) Match(actual interface{}) (success bool, err error) { + if !isChan(actual) { + return false, fmt.Errorf("BeSent expects a channel. Got:\n%s", format.Object(actual, 1)) + } + + channelType := reflect.TypeOf(actual) + channelValue := reflect.ValueOf(actual) + + if channelType.ChanDir() == reflect.RecvDir { + return false, fmt.Errorf("BeSent matcher cannot be passed a receive-only channel. Got:\n%s", format.Object(actual, 1)) + } + + argType := reflect.TypeOf(matcher.Arg) + assignable := argType.AssignableTo(channelType.Elem()) + + if !assignable { + return false, fmt.Errorf("Cannot pass:\n%s to the channel:\n%s\nThe types don't match.", format.Object(matcher.Arg, 1), format.Object(actual, 1)) + } + + argValue := reflect.ValueOf(matcher.Arg) + + defer func() { + if e := recover(); e != nil { + success = false + err = fmt.Errorf("Cannot send to a closed channel") + matcher.channelClosed = true + } + }() + + winnerIndex, _, _ := reflect.Select([]reflect.SelectCase{ + {Dir: reflect.SelectSend, Chan: channelValue, Send: argValue}, + {Dir: reflect.SelectDefault}, + }) + + var didSend bool + if winnerIndex == 0 { + didSend = true + } + + return didSend, nil +} + +func (matcher *BeSentMatcher) FailureMessage(actual interface{}) (message string) { + return format.Message(actual, "to send:", matcher.Arg) +} + +func (matcher *BeSentMatcher) NegatedFailureMessage(actual interface{}) (message string) { + return format.Message(actual, "not to send:", matcher.Arg) +} + +func (matcher *BeSentMatcher) MatchMayChangeInTheFuture(actual interface{}) bool { + if !isChan(actual) { + return false + } + + return !matcher.channelClosed +} |