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package matchers
import (
"fmt"
"github.com/onsi/gomega/format"
)
type HaveCapMatcher struct {
Count int
}
func (matcher *HaveCapMatcher) Match(actual interface{}) (success bool, err error) {
length, ok := capOf(actual)
if !ok {
return false, fmt.Errorf("HaveCap matcher expects a array/channel/slice. Got:\n%s", format.Object(actual, 1))
}
return length == matcher.Count, nil
}
func (matcher *HaveCapMatcher) FailureMessage(actual interface{}) (message string) {
return fmt.Sprintf("Expected\n%s\nto have capacity %d", format.Object(actual, 1), matcher.Count)
}
func (matcher *HaveCapMatcher) NegatedFailureMessage(actual interface{}) (message string) {
return fmt.Sprintf("Expected\n%s\nnot to have capacity %d", format.Object(actual, 1), matcher.Count)
}
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