Function TestStdlibCompat_Count

stdlib_compat_test.go:1555–1582

(t *testing.T)

}

func TestStdlibCompat_Count(t *testing.T) {
	tests := []struct {
		pattern string
		input   string
	}{
		{`a`, "banana"},
		{`\d+`, "a1b22c333d4444"},
		{`\w+`, "hello world foo bar"},
		{`[aeiou]`, "hello world"},
		{`x`, "no match here"},
	}

	for _, tc := range tests {
		t.Run(tc.pattern+"_"+tc.input, func(t *testing.T) {
			stdRe := regexp.MustCompile(tc.pattern)
			cgRe := MustCompile(tc.pattern)

			// stdlib doesn't have Count, but we can compare with FindAll
			stdAll := stdRe.FindAllString(tc.input, -1)
			cgCount := cgRe.CountString(tc.input, -1)

			if len(stdAll) != cgCount {
				t.Errorf("Count(%q, %q):\n  stdlib FindAll: %d\n  coregex Count: %d",
					tc.pattern, tc.input, len(stdAll), cgCount)
			}
		})
	}
}

func TestStdlibCompat_LiteralMatch(t *testing.T) {
	// Use MustCompile to verify literal matching works same as stdlib