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|
package colorstring
import (
"os"
"testing"
)
func TestColor(t *testing.T) {
cases := []struct {
Input, Output string
}{
{
Input: "foo",
Output: "foo",
},
{
Input: "[blue]foo",
Output: "\033[34mfoo\033[0m",
},
{
Input: "foo[blue]foo",
Output: "foo\033[34mfoo\033[0m",
},
{
Input: "foo[what]foo",
Output: "foo[what]foo",
},
{
Input: "foo[_blue_]foo",
Output: "foo\033[44mfoo\033[0m",
},
{
Input: "foo[bold]foo",
Output: "foo\033[1mfoo\033[0m",
},
{
Input: "[blue]foo[bold]bar",
Output: "\033[34mfoo\033[1mbar\033[0m",
},
{
Input: "[underline]foo[reset]bar",
Output: "\033[4mfoo\033[0mbar\033[0m",
},
}
for _, tc := range cases {
actual := Color(tc.Input)
if actual != tc.Output {
t.Errorf(
"Input: %#v\n\nOutput: %#v\n\nExpected: %#v",
tc.Input,
actual,
tc.Output)
}
}
}
func TestColorPrefix(t *testing.T) {
cases := []struct {
Input, Output string
}{
{
Input: "foo",
Output: "",
},
{
Input: "[blue]foo",
Output: "[blue]",
},
{
Input: "[bold][blue]foo",
Output: "[bold][blue]",
},
{
Input: " [bold][blue]foo",
Output: "[bold][blue]",
},
}
for _, tc := range cases {
actual := ColorPrefix(tc.Input)
if actual != tc.Output {
t.Errorf(
"Input: %#v\n\nOutput: %#v\n\nExpected: %#v",
tc.Input,
actual,
tc.Output)
}
}
}
func TestColorizeColor_disable(t *testing.T) {
c := def
c.Disable = true
cases := []struct {
Input, Output string
}{
{
"[blue]foo",
"foo",
},
{
"[foo]bar",
"[foo]bar",
},
}
for _, tc := range cases {
actual := c.Color(tc.Input)
if actual != tc.Output {
t.Errorf(
"Input: %#v\n\nOutput: %#v\n\nExpected: %#v",
tc.Input,
actual,
tc.Output)
}
}
}
func TestColorizeColor_noReset(t *testing.T) {
c := def
c.Reset = false
input := "[blue]foo"
output := "\033[34mfoo"
actual := c.Color(input)
if actual != output {
t.Errorf(
"Input: %#v\n\nOutput: %#v\n\nExpected: %#v",
input,
actual,
output)
}
}
func TestConvenienceWrappers(t *testing.T) {
var length int
printInput := "[bold]Print:\t\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y\n"
printlnInput := "[bold]Println:\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y"
printfInput := "[bold]Printf:\t\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y\n"
fprintInput := "[bold]Fprint:\t\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y\n"
fprintlnInput := "[bold]Fprintln:\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y"
fprintfInput := "[bold]Fprintf:\t[default][red]R[green]G[blue]B[cyan]C[magenta]M[yellow]Y\n"
// colorstring.Print
length, _ = Print(printInput)
assertOutputLength(t, printInput, 58, length)
// colorstring.Println
length, _ = Println(printlnInput)
assertOutputLength(t, printlnInput, 59, length)
// colorstring.Printf
length, _ = Printf(printfInput)
assertOutputLength(t, printfInput, 59, length)
// colorstring.Fprint
length, _ = Fprint(os.Stdout, fprintInput)
assertOutputLength(t, fprintInput, 59, length)
// colorstring.Fprintln
length, _ = Fprintln(os.Stdout, fprintlnInput)
assertOutputLength(t, fprintlnInput, 60, length)
// colorstring.Fprintf
length, _ = Fprintf(os.Stdout, fprintfInput)
assertOutputLength(t, fprintfInput, 59, length)
}
func assertOutputLength(t *testing.T, input string, expectedLength int, actualLength int) {
if actualLength != expectedLength {
t.Errorf("Input: %#v\n\n Output length: %d\n\n Expected: %d",
input,
actualLength,
expectedLength)
}
}
|
