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package ui
import (
"errors"
"testing"
"src.elv.sh/pkg/eval/vals"
"src.elv.sh/pkg/tt"
)
func TestT(t *testing.T) {
tt.Test(t, T,
Args("test").Rets(Text{&Segment{Text: "test"}}),
Args("test red", FgRed).Rets(Text{&Segment{
Text: "test red", Style: Style{Fg: Red}}}),
Args("test red", FgRed, Bold).Rets(Text{&Segment{
Text: "test red", Style: Style{Fg: Red, Bold: true}}}),
)
}
func TestConcat(t *testing.T) {
tt.Test(t, Concat,
Args().Rets(Text(nil)),
Args(T("red", FgRed), T("blue", FgBlue), T("green", FgGreen)).
Rets(Text{red("red"), blue("blue"), green("green")}),
// Merging adjacent segments with the same style
Args(T("red", FgRed), T("red", FgRed)).Rets(T("redred", FgRed)),
// Concatenating texts with multiple segments
Args(Concat(T("red", FgRed), T("blue", FgBlue)),
Concat(T("blue", FgBlue), T("green", FgGreen))).
Rets(Text{red("red"), blue("blueblue"), green("green")}),
// Concatenating empty texts
Args(T(""), T("red", FgRed), T("")).Rets(T("red", FgRed)),
)
}
func TestTextAsElvishValue(t *testing.T) {
vals.TestValue(t, T("text")).
Kind("ui:text").
Repr("[^styled text]").
AllKeys("0").
Index("0", &Segment{Text: "text"}).
IndexError("a", errors.New("index must be integer"))
vals.TestValue(t, Concat(T("red", FgRed), T("blue", FgBlue), T("green", FgGreen))).
Index("0..2", Concat(T("red", FgRed), T("blue", FgBlue)))
vals.TestValue(t, T("text", FgRed)).
Repr("[^styled (styled-segment text &fg-color=red)]")
vals.TestValue(t, T("text", Bold)).
Repr("[^styled (styled-segment text &bold)]")
}
var (
text0 = Text{}
text1 = Text{red("lorem")}
text2 = Text{red("lorem"), blue("foobar")}
)
var partitionTests = []*tt.Case{
Args(text0).Rets([]Text{nil}),
Args(text1).Rets([]Text{text1}),
Args(text1, 0).Rets([]Text{nil, text1}),
Args(text1, 1).Rets([]Text{{red("l")}, {red("orem")}}),
Args(text1, 5).Rets([]Text{text1, nil}),
Args(text2).Rets([]Text{text2}),
Args(text2, 0).Rets([]Text{nil, text2}),
Args(text2, 1).Rets([]Text{
{red("l")}, {red("orem"), blue("foobar")}}),
Args(text2, 2).Rets([]Text{
{red("lo")}, {red("rem"), blue("foobar")}}),
Args(text2, 5).Rets([]Text{{red("lorem")}, {blue("foobar")}}),
Args(text2, 6).Rets([]Text{
{red("lorem"), blue("f")}, {blue("oobar")}}),
Args(text2, 11).Rets([]Text{text2, nil}),
Args(text1, 1, 2).Rets([]Text{{red("l")}, {red("o")}, {red("rem")}}),
Args(text1, 1, 2, 3, 4).Rets([]Text{
{red("l")}, {red("o")}, {red("r")}, {red("e")}, {red("m")}}),
Args(text2, 2, 4, 6).Rets([]Text{
{red("lo")}, {red("re")},
{red("m"), blue("f")}, {blue("oobar")}}),
Args(text2, 6, 8).Rets([]Text{
{red("lorem"), blue("f")}, {blue("oo")}, {blue("bar")}}),
}
func TestPartition(t *testing.T) {
tt.Test(t, tt.Fn(Text.Partition).Named("Text.Partition"), partitionTests...)
}
func TestCountRune(t *testing.T) {
text := Text{red("lorem"), blue("ipsum")}
tt.Test(t, tt.Fn(Text.CountRune).Named("Text.CountRune"),
Args(text, 'l').Rets(1),
Args(text, 'i').Rets(1),
Args(text, 'm').Rets(2),
Args(text, '\n').Rets(0),
)
}
func TestCountLines(t *testing.T) {
tt.Test(t, tt.Fn(Text.CountLines).Named("Text.CountLines"),
Args(Text{red("lorem")}).Rets(1),
Args(Text{red("lorem"), blue("ipsum")}).Rets(1),
Args(Text{red("lor\nem"), blue("ipsum")}).Rets(2),
Args(Text{red("lor\nem"), blue("ip\nsum")}).Rets(3),
)
}
func TestSplitByRune(t *testing.T) {
tt.Test(t, tt.Fn(Text.SplitByRune).Named("Text.SplitByRune"),
Args(Text{}, '\n').Rets([]Text(nil)),
Args(Text{red("lorem")}, '\n').Rets([]Text{{red("lorem")}}),
Args(Text{red("lorem"), blue("ipsum"), red("dolar")}, '\n').Rets(
[]Text{
{red("lorem"), blue("ipsum"), red("dolar")},
}),
Args(Text{red("lo\nrem")}, '\n').Rets([]Text{
{red("lo")}, {red("rem")},
}),
Args(Text{red("lo\nrem"), blue("ipsum")}, '\n').Rets(
[]Text{
{red("lo")},
{red("rem"), blue("ipsum")},
}),
Args(Text{red("lo\nrem"), blue("ip\nsum")}, '\n').Rets(
[]Text{
{red("lo")},
{red("rem"), blue("ip")},
{blue("sum")},
}),
Args(Text{red("lo\nrem"), blue("ip\ns\num"), red("dolar")}, '\n').Rets(
[]Text{
{red("lo")},
{red("rem"), blue("ip")},
{blue("s")},
{blue("um"), red("dolar")},
}),
Args(Text{red("lorem\n")}, '\n').Rets(
[]Text{
{red("lorem")},
nil,
}),
)
}
func TestTrimWcwidth(t *testing.T) {
tt.Test(t, tt.Fn(Text.TrimWcwidth).Named("Text.TrimWcwidth"),
Args(Text{}, 1).Rets(Text(nil)),
Args(Text{red("lorem")}, 3).Rets(Text{red("lor")}),
Args(Text{red("lorem"), blue("ipsum")}, 6).Rets(
Text{red("lorem"), blue("i")}),
Args(Text{red("你好")}, 3).Rets(Text{red("你")}),
Args(Text{red("你好"), blue("精灵语"), red("x")}, 7).Rets(
Text{red("你好"), blue("精")}),
)
}
type textVTStringTest struct {
text Text
wantVTString string
}
func testTextVTString(t *testing.T, tests []textVTStringTest) {
t.Helper()
for _, test := range tests {
vtString := test.text.VTString()
if vtString != test.wantVTString {
t.Errorf("got %q, want %q", vtString, test.wantVTString)
}
}
}
func red(s string) *Segment { return &Segment{Style{Fg: Red}, s} }
func blue(s string) *Segment { return &Segment{Style{Fg: Blue}, s} }
func green(s string) *Segment { return &Segment{Style{Fg: Green}, s} }
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