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package ansi
import "testing"
func TestSelectGraphicRendition(t *testing.T) {
tests := []struct {
name string
args []Attr
want string
}{
{
name: "no attributes",
args: []Attr{},
want: "\x1b[m",
},
{
name: "single basic attribute",
args: []Attr{BoldAttr},
want: "\x1b[1m",
},
{
name: "multiple basic attributes",
args: []Attr{BoldAttr, ItalicAttr, UnderlineAttr},
want: "\x1b[1;3;4m",
},
{
name: "foreground colors",
args: []Attr{RedForegroundColorAttr, BoldAttr},
want: "\x1b[31;1m",
},
{
name: "background colors",
args: []Attr{BlueBackgroundColorAttr, BoldAttr},
want: "\x1b[44;1m",
},
{
name: "bright colors",
args: []Attr{BrightRedForegroundColorAttr, BrightBlueBackgroundColorAttr},
want: "\x1b[91;104m",
},
{
name: "reset attributes",
args: []Attr{ResetAttr},
want: "\x1b[0m",
},
{
name: "negative attribute value",
args: []Attr{-1},
want: "\x1b[0m",
},
{
name: "custom attribute value",
args: []Attr{99},
want: "\x1b[99m",
},
{
name: "mixed known and custom attributes",
args: []Attr{BoldAttr, 99, ItalicAttr},
want: "\x1b[1;99;3m",
},
{
name: "all text decorations",
args: []Attr{
BoldAttr,
FaintAttr,
ItalicAttr,
UnderlineAttr,
SlowBlinkAttr,
ReverseAttr,
ConcealAttr,
StrikethroughAttr,
},
want: "\x1b[1;2;3;4;5;7;8;9m",
},
{
name: "all color reset attributes",
args: []Attr{
DefaultForegroundColorAttr,
DefaultBackgroundColorAttr,
DefaultUnderlineColorAttr,
},
want: "\x1b[39;49;59m",
},
{
name: "extended color attributes",
args: []Attr{
ExtendedForegroundColorAttr,
ExtendedBackgroundColorAttr,
ExtendedUnderlineColorAttr,
},
want: "\x1b[38;48;58m",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := SelectGraphicRendition(tt.args...); got != tt.want {
t.Errorf("SelectGraphicRendition() = %q, want %q", got, tt.want)
}
})
}
}
func TestSGR(t *testing.T) {
// Test that SGR is an alias for SelectGraphicRendition
tests := []struct {
name string
args []Attr
}{
{
name: "empty args",
args: []Attr{},
},
{
name: "single arg",
args: []Attr{BoldAttr},
},
{
name: "multiple args",
args: []Attr{BoldAttr, RedForegroundColorAttr, BlueBackgroundColorAttr},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := SGR(tt.args...)
want := SelectGraphicRendition(tt.args...)
if got != want {
t.Errorf("SGR() = %q, want %q", got, want)
}
})
}
}
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