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term_test.go
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150 lines (138 loc) · 2.52 KB
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package color
import (
"os"
"testing"
"github.com/stretchr/testify/assert"
)
func TestInitFlags(t *testing.T) {
tests := []struct {
name string
noColorEnv string
forceColorEnv string
wantNoColor bool
wantForceColor bool
setup func()
cleanup func()
}{
{
name: "NO_COLOR enabled",
wantNoColor: true,
wantForceColor: false,
setup: func() {
_ = os.Setenv("NO_COLOR", "true")
},
cleanup: func() {
_ = os.Unsetenv("NO_COLOR")
NoColor = false
},
},
{
name: "FORCE_COLOR enabled",
wantNoColor: false,
wantForceColor: true,
setup: func() {
_ = os.Setenv("FORCE_COLOR", "true")
},
cleanup: func() {
_ = os.Unsetenv("FORCE_COLOR")
ForceColor = false
},
},
{
name: "both disabled",
wantNoColor: false,
wantForceColor: false,
setup: func() {},
cleanup: func() {},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
tc.setup()
initFlags()
assert.Equal(t, tc.wantNoColor, NoColor)
assert.Equal(t, tc.wantForceColor, ForceColor)
tc.cleanup()
})
}
}
func TestSupportsColor(t *testing.T) {
tests := []struct {
name string
termEnv string
colorTermEnv string
want bool
setup func()
cleanup func()
}{
{
name: "COLORTERM",
want: true,
setup: func() {
_ = os.Setenv("COLORTERM", "xterm256")
},
cleanup: func() {
_ = os.Unsetenv("COLORTERM")
},
},
{
name: "TERM=dumb",
want: false,
setup: func() {
_ = os.Setenv("TERM", "dumb")
},
cleanup: func() {
_ = os.Unsetenv("TERM")
},
},
{
name: "TERM is empty",
termEnv: "",
want: false,
setup: func() {
_ = os.Setenv("TERM", "")
},
cleanup: func() {
_ = os.Unsetenv("TERM")
},
},
{
name: "TERM=xterm-256color",
want: true,
setup: func() {
_ = os.Setenv("TERM", "xterm-256color")
},
cleanup: func() {
_ = os.Unsetenv("TERM")
},
},
{
name: "TERM=screen",
want: true,
setup: func() {
_ = os.Setenv("TERM", "screen")
},
cleanup: func() {
_ = os.Unsetenv("TERM")
},
},
{
name: "TERM=linux",
want: true,
setup: func() {
_ = os.Setenv("TERM", "linux")
},
cleanup: func() {
_ = os.Unsetenv("TERM")
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
tc.setup()
result := SupportsColor()
assert.Equal(t, tc.want, result)
tc.cleanup()
})
}
}