192 lines
6.5 KiB
Go
192 lines
6.5 KiB
Go
package display
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import (
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"errors"
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"strings"
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"testing"
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"github.com/BurntSushi/xgb/xproto"
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)
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func TestX11FullscreenArgsKeepCanvasBelowVideo(t *testing.T) {
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args := x11FullscreenArgs(0x1a2b)
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joined := strings.Join(args, " ")
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if !strings.Contains(joined, "add,fullscreen,below") {
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t.Fatalf("args %v must request fullscreen with below stacking", args)
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}
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if !strings.Contains(joined, "0x00001a2b") {
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t.Fatalf("args %v must reference the kiosk window id", args)
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}
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}
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func TestX11SessionRedrawsOnlyOnExpose(t *testing.T) {
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if !x11WantsRedraw(xproto.ExposeEvent{}) {
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t.Fatal("expose events must trigger a redraw")
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}
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if x11WantsRedraw(xproto.MapNotifyEvent{}) {
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t.Fatal("map notify events must not trigger a redraw")
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}
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}
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func TestX11OpenerAppliesFullscreenArgsThroughHook(t *testing.T) {
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var got [][]string
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opener := X11Opener{Fullscreen: func(args []string) error {
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got = append(got, args)
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return errors.New("wmctrl missing")
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}}
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if err := opener.applyFullscreen(x11FullscreenArgs(0x42)); err == nil {
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t.Fatal("hook error must propagate for logging")
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}
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if len(got) != 1 || !strings.Contains(strings.Join(got[0], " "), "add,fullscreen,below") {
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t.Fatalf("hook args %v must request fullscreen with below stacking", got)
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}
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}
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func TestClassifyVideoChangeTracksVideoWindowLifecycle(t *testing.T) {
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const own = xproto.Window(0x10)
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const video = xproto.Window(0x20)
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const other = xproto.Window(0x30)
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change, w := classifyVideoChange(xproto.MapNotifyEvent{Window: video}, own)
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if change != videoAppeared || w != video {
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t.Fatalf("map of a foreign window must announce video, got %v %v", change, w)
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}
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change, _ = classifyVideoChange(xproto.MapNotifyEvent{Window: own}, own)
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if change != videoUnrelated {
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t.Fatalf("map of the kiosk window must be unrelated, got %v", change)
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}
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change, w = classifyVideoChange(xproto.UnmapNotifyEvent{Window: video}, own)
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if change != videoDisappeared || w != video {
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t.Fatalf("unmap must announce a video end candidate, got %v %v", change, w)
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}
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change, _ = classifyVideoChange(xproto.UnmapNotifyEvent{Window: own}, own)
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if change != videoUnrelated {
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t.Fatalf("unmap of the kiosk window must be unrelated, got %v", change)
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}
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change, w = classifyVideoChange(xproto.UnmapNotifyEvent{Window: other}, own)
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if change != videoDisappeared || w != other {
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t.Fatalf("unmap of a foreign window must be an end candidate, got %v %v", change, w)
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}
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change, w = classifyVideoChange(xproto.DestroyNotifyEvent{Window: video}, own)
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if change != videoDisappeared || w != video {
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t.Fatalf("destroy must announce a video end candidate, got %v %v", change, w)
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}
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change, _ = classifyVideoChange(xproto.ExposeEvent{}, own)
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if change != videoUnrelated {
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t.Fatalf("expose must not change video presence, got %v", change)
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}
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}
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func TestAddAndRemoveVideoWindowTrackPresenceTransitions(t *testing.T) {
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const video = xproto.Window(0x20)
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const second = xproto.Window(0x30)
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windows := make(map[xproto.Window]struct{})
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if !addVideoWindow(windows, video) {
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t.Fatal("first video window must change presence")
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}
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if addVideoWindow(windows, video) {
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t.Fatal("re-adding the tracked window must not change presence")
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}
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if addVideoWindow(windows, second) {
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t.Fatal("a second video window must not change presence")
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}
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if removeVideoWindow(windows, second) {
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t.Fatal("removing one of two video windows must not change presence")
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}
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if !removeVideoWindow(windows, video) {
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t.Fatal("removing the last video window must change presence")
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}
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if removeVideoWindow(windows, video) {
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t.Fatal("removing an untracked window must not change presence")
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}
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if len(windows) != 0 {
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t.Fatalf("set %v must be empty after all video ended", windows)
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}
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}
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func TestEWMHNonVideoWindowTypesExcludeDesktopHelpers(t *testing.T) {
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for _, name := range []string{"DOCK", "DESKTOP", "TOOLBAR", "MENU", "UTILITY", "SPLASH", "DIALOG", "NOTIFICATION", "TOOLTIP"} {
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if !ewmhNonVideoTypes[name] {
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t.Fatalf("window type %q must not count as video", name)
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}
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}
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for _, name := range []string{"NORMAL", "", "VIDEO_PLAY"} {
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if ewmhNonVideoTypes[name] {
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t.Fatalf("window type %q must count as video", name)
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}
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}
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}
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func TestUTF16Char2bEncodesPolishFallbackText(t *testing.T) {
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chars := utf16Char2b(wantFallbackText, maxImageText16Units)
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want := []xproto.Char2b{
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{Byte1: 0, Byte2: 'B'}, {Byte1: 0, Byte2: 'r'}, {Byte1: 0, Byte2: 'a'}, {Byte1: 0, Byte2: 'k'}, {Byte1: 0, Byte2: ' '},
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{Byte1: 0, Byte2: 'p'}, {Byte1: 0, Byte2: 'o'},
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{Byte1: 0x01, Byte2: 0x42}, // ł
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{Byte1: 0x01, Byte2: 0x05}, // ą
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{Byte1: 0, Byte2: 'c'}, {Byte1: 0, Byte2: 'z'}, {Byte1: 0, Byte2: 'e'}, {Byte1: 0, Byte2: 'n'}, {Byte1: 0, Byte2: 'i'}, {Byte1: 0, Byte2: 'a'}, {Byte1: 0, Byte2: ' '},
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{Byte1: 0, Byte2: 'W'}, {Byte1: 0, Byte2: 'F'}, {Byte1: 0, Byte2: 'B'},
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}
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if len(chars) != len(want) {
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t.Fatalf("units=%v want %v", chars, want)
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}
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for i := range want {
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if chars[i] != want[i] {
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t.Fatalf("unit %d=%v want %v", i, chars[i], want[i])
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}
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}
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}
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func TestUTF16Char2bTruncatesToOneRequestLength(t *testing.T) {
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if chars := utf16Char2b(wantFallbackText, 10); len(chars) != 10 {
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t.Fatalf("units=%d want 10", len(chars))
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}
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}
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func TestUTF16Char2bNeverSplitsSurrogatePairs(t *testing.T) {
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// U+1F3A5 encodes as a surrogate pair (0xD83C, 0xDFA5): a cut that would
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// land between the two units must back off instead of splitting it.
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if chars := utf16Char2b("a🎥", 2); len(chars) != 1 || chars[0].Byte2 != 'a' {
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t.Fatalf("units=%v want only the leading ASCII unit", chars)
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}
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if chars := utf16Char2b("🎥", 1); len(chars) != 0 {
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t.Fatalf("units=%v want none, the pair does not fit", chars)
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}
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if chars := utf16Char2b("🎥", 2); len(chars) != 2 {
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t.Fatalf("units=%v want the intact pair", chars)
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}
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if chars := utf16Char2b(wantFallbackText, 0); len(chars) != 0 {
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t.Fatalf("units=%v want none for a zero limit", chars)
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}
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}
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func TestFoldToASCIIStripsPolishDiacritics(t *testing.T) {
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if got := foldToASCII(wantFallbackText); got != "Brak polaczenia WFB" {
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t.Fatalf("foldToASCII=%q want %q", got, "Brak polaczenia WFB")
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}
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}
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func TestFoldToASCIIKeepsPlainASCIIUntouched(t *testing.T) {
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if got := foldToASCII("plain text"); got != "plain text" {
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t.Fatalf("foldToASCII=%q want %q", got, "plain text")
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}
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}
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func TestX11FontPatternRequestsUnicodeFixedFont(t *testing.T) {
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if !strings.Contains(iso10646FontPattern, "fixed") {
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t.Fatalf("font pattern %q must select a fixed font", iso10646FontPattern)
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}
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if !strings.Contains(iso10646FontPattern, "iso10646") {
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t.Fatalf("font pattern %q must select a Unicode encoding for the exact fallback text", iso10646FontPattern)
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}
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}
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