Split into category packages; module github.com/ZacharyZhang-NY/MujicaUI
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package code
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import (
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"runtime"
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"strings"
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"testing"
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"github.com/egoist/mygo/ui"
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"github.com/ZacharyZhang-NY/MujicaUI/core"
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)
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func TestTerminalStateText(t *testing.T) {
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var s TerminalState
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s.Resize(10, 3)
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s.Write("hello\r\nwor")
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s.Write("ld\x1b[31m!\x1b[0m")
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if got := s.LineText(0); got != "hello" {
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t.Fatalf("line 0 %q", got)
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}
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if got := s.LineText(1); got != "world!" {
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t.Fatalf("line 1 %q", got)
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}
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if st := s.screen[1][5].st; st.FG.Index != 1 || st.FG.Kind == 0 {
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t.Fatalf("'!' style %+v, want red", st)
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}
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if st := s.screen[1][4].st; st.FG.Kind != 0 {
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t.Fatalf("'d' style %+v, want default", st)
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}
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}
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func TestTerminalStateCursorAndErase(t *testing.T) {
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var s TerminalState
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s.Resize(10, 3)
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s.Write("abcdef\x1b[3D")
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if x, _ := s.Cursor(); x != 3 {
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t.Fatalf("cursor after 3D at %d, want 3", x)
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}
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s.Write("\x1b[K")
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if got := s.LineText(0); got != "abc" {
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t.Fatalf("after erase-to-end %q", got)
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}
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s.Write("\x1b[2;4HX")
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if got := s.LineText(1); got != " X" {
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t.Fatalf("after CUP %q", got)
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}
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s.Write("\x1b[2J")
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if s.LineText(0) != "" || s.LineText(1) != "" {
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t.Fatal("2J left text")
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}
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// A sequence split across writes completes on the next one.
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s.Write("\x1b[")
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s.Write("1;1Hz")
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if got := s.LineText(0); got != "z" {
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t.Fatalf("split CUP gave %q", got)
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}
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}
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func TestTerminalStateScrollback(t *testing.T) {
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var s TerminalState
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s.Resize(8, 2)
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for _, l := range []string{"one", "two", "three", "four"} {
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s.Write(l + "\r\n")
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}
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if s.Lines() != 5 || s.LineText(0) != "one" || s.LineText(3) != "four" {
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t.Fatalf("lines %d: %q %q", s.Lines(), s.LineText(0), s.LineText(3))
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}
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s.ScrollBack(10)
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if s.Offset() != 3 {
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t.Fatalf("offset %d, want the 3 scrollback lines", s.Offset())
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}
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s.ScrollBack(-1)
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if s.Offset() != 2 {
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t.Fatalf("offset %d after scrolling down one", s.Offset())
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}
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}
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func TestTerminalStateWrapsLongLines(t *testing.T) {
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var s TerminalState
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s.Resize(4, 3)
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s.Write("abcdefg")
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if s.LineText(0) != "abcd" || s.LineText(1) != "efg" {
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t.Fatalf("wrapped %q %q", s.LineText(0), s.LineText(1))
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}
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}
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func terminalTester(s *TerminalState, opts *TerminalOptions, typed *[]string) *ui.Tester {
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opts.Input = func(d string) { *typed = append(*typed, d) }
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return ui.NewTester(func(c *ui.Context) {
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core.Use(c, core.Settings{})
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Terminal(c, s, *opts).Size(400, 200)
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}, 420, 220)
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}
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func TestTerminalInputAndResize(t *testing.T) {
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var s TerminalState
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var typed []string
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var size [2]int
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opts := TerminalOptions{Resized: func(cols, rows int) { size = [2]int{cols, rows} }}
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tt := terminalTester(&s, &opts, &typed)
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if size[0] < 30 || size[1] < 5 {
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t.Fatalf("resize reported %v for a 400×200 view", size)
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}
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if cols, rows := s.Size(); cols != size[0] || rows != size[1] {
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t.Fatalf("state %d×%d, reported %v", cols, rows, size)
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}
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tt.Key(0, ui.KeyTab)
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if !tt.Focused("Terminal") {
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t.Fatal("Tab did not focus the terminal")
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}
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tt.Type("ls")
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tt.Key(0, ui.KeyEnter)
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tt.Key(ui.Ctrl, ui.KeyC)
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tt.Key(0, ui.KeyUp)
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want := []string{"ls", "\r", "\x03", "\x1b[A"}
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if strings.Join(typed, "|") != strings.Join(want, "|") {
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t.Fatalf("typed %q, want %q", typed, want)
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}
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}
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func TestTerminalSelectCopyPaste(t *testing.T) {
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var s TerminalState
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var typed []string
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tt := terminalTester(&s, &TerminalOptions{}, &typed)
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s.Write("alpha beta")
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tt.Frame()
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cw, _, _ := terminalMetrics(ui.Font{Family: "monospace", Size: 13})
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y := float32(terminalPad + 5)
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tt.Press(terminalPad+1+cw*0.5, y)
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tt.Move(terminalPad+1+cw*4.5, y)
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tt.Release(terminalPad+1+cw*4.5, y)
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if got := s.Selection(); got != "alpha" {
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t.Fatalf("selection %q, want alpha", got)
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}
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mod := ui.Super
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if runtime.GOOS != "darwin" {
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mod = ui.Ctrl | ui.Shift
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}
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tt.Key(mod, ui.KeyC)
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if tt.Clipboard() != "alpha" {
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t.Fatalf("clipboard %q", tt.Clipboard())
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}
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tt.SetClipboard("echo hi")
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tt.Key(mod, ui.KeyV)
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if len(typed) != 1 || typed[0] != "echo hi" {
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t.Fatalf("paste sent %q", typed)
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}
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}
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func TestTerminalDisabledSendsNothing(t *testing.T) {
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var s TerminalState
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var typed []string
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tt := terminalTester(&s, &TerminalOptions{Disabled: true}, &typed)
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tt.Key(0, ui.KeyTab)
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tt.Type("x")
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tt.Key(0, ui.KeyEnter)
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if len(typed) != 0 {
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t.Fatalf("disabled terminal sent %q", typed)
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}
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}
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func TestTerminalScrollbackKeys(t *testing.T) {
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var s TerminalState
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var typed []string
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tt := terminalTester(&s, &TerminalOptions{}, &typed)
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for range 40 {
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s.Write("line\r\n")
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}
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tt.Frame()
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tt.Key(0, ui.KeyTab)
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tt.Key(ui.Shift, ui.KeyPageUp)
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if s.Offset() == 0 {
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t.Fatal("Shift+PageUp did not scroll back")
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}
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tt.Type("q")
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if s.Offset() != 0 {
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t.Fatal("typing did not return to the bottom")
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}
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}
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func TestTerminalSnapshot(t *testing.T) {
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snapshot(t, "terminal", 420, 160, func(c *ui.Context) {
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s := ui.Local(c.Root(), "snap", func() *TerminalState {
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s := &TerminalState{}
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s.Resize(50, 7)
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s.Write("\x1b[1m~/court\x1b[0m $ ls\r\n\x1b[34mchronicles\x1b[0m decrees.txt \x1b[32mrun.sh\x1b[0m\r\n")
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s.Write("\x1b[33mwarning:\x1b[0m ledger is \x1b[7mlocked\x1b[0m\r\n\x1b[31merror\x1b[0m: missing seal\r\n\x1b[1m~/court\x1b[0m $ ")
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return s
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})
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ui.Column(c).Padding(12).Children(func() {
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Terminal(c, *s, TerminalOptions{}).Height(136)
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})
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})
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}
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