}

// simpleMatch matches a test name if all of the pattern strings match in
// sequence.
type simpleMatch []string

// alternationMatch matches a test name if one of the alternations match.
type alternationMatch []filterMatch

// TODO: fix test_main to avoid race and improve caching, also allowing to
// eliminate this Mutex.
var matchMutex sync.Mutex

func allMatcher() *matcher {

			n++
			if n > 10 {
				return
			}
		}
	}
}

func TestSplitRegexp(t *T) {
	res := func(s ...string) filterMatch { return simpleMatch(s) }
	alt := func(m ...filterMatch) filterMatch { return alternationMatch(m) }
	testCases := []struct {
		pattern string
		result  filterMatch
	}{
		// Correct patterns
		// If a regexp pattern is correct, all split regexps need to be correct
		// as well.
		{"", res("")},