Function TestMatchRegexp_OutputsOnlyLinesMatchingRegexp

script_test.go:964–1000

(t *testing.T)

}

func TestMatchRegexp_OutputsOnlyLinesMatchingRegexp(t *testing.T) {
	t.Parallel()
	input := "This is the first line in the file.\nHello, world.\nThis is another line in the file.\n"
	tcs := []struct {
		regex, want string
	}{
		{
			regex: `Hello|file`,
			want:  "This is the first line in the file.\nHello, world.\nThis is another line in the file.\n",
		},
		{
			regex: `an.ther`,
			want:  "This is another line in the file.\n",
		},
		{
			regex: `r[a-z]*s`,
			want:  "This is the first line in the file.\n",
		},
		{
			regex: `r[a-z]+s`,
			want:  "",
		},
		{
			regex: `bogus$`,
			want:  "",
		},
	}
	for _, tc := range tcs {
		got, err := script.Echo(input).MatchRegexp(regexp.MustCompile(tc.regex)).String()
		if err != nil {
			t.Fatal(err)
		}
		if tc.want != got {
			t.Error(cmp.Diff(tc.want, got))
		}
	}
}

func TestReplaceReplacesMatchesWithSpecifiedText(t *testing.T) {
	t.Parallel()