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opencode/packages/tui/input/mouse_test.go

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Go
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package input
import (
"fmt"
"testing"
"github.com/charmbracelet/x/ansi"
"github.com/charmbracelet/x/ansi/parser"
)
func TestMouseEvent_String(t *testing.T) {
tt := []struct {
name string
event Event
expected string
}{
{
name: "unknown",
event: MouseClickEvent{Button: MouseButton(0xff)},
expected: "unknown",
},
{
name: "left",
event: MouseClickEvent{Button: MouseLeft},
expected: "left",
},
{
name: "right",
event: MouseClickEvent{Button: MouseRight},
expected: "right",
},
{
name: "middle",
event: MouseClickEvent{Button: MouseMiddle},
expected: "middle",
},
{
name: "release",
event: MouseReleaseEvent{Button: MouseNone},
expected: "",
},
{
name: "wheelup",
event: MouseWheelEvent{Button: MouseWheelUp},
expected: "wheelup",
},
{
name: "wheeldown",
event: MouseWheelEvent{Button: MouseWheelDown},
expected: "wheeldown",
},
{
name: "wheelleft",
event: MouseWheelEvent{Button: MouseWheelLeft},
expected: "wheelleft",
},
{
name: "wheelright",
event: MouseWheelEvent{Button: MouseWheelRight},
expected: "wheelright",
},
{
name: "motion",
event: MouseMotionEvent{Button: MouseNone},
expected: "motion",
},
{
name: "shift+left",
event: MouseReleaseEvent{Button: MouseLeft, Mod: ModShift},
expected: "shift+left",
},
{
name: "shift+left", event: MouseClickEvent{Button: MouseLeft, Mod: ModShift},
expected: "shift+left",
},
{
name: "ctrl+shift+left",
event: MouseClickEvent{Button: MouseLeft, Mod: ModCtrl | ModShift},
expected: "ctrl+shift+left",
},
{
name: "alt+left",
event: MouseClickEvent{Button: MouseLeft, Mod: ModAlt},
expected: "alt+left",
},
{
name: "ctrl+left",
event: MouseClickEvent{Button: MouseLeft, Mod: ModCtrl},
expected: "ctrl+left",
},
{
name: "ctrl+alt+left",
event: MouseClickEvent{Button: MouseLeft, Mod: ModAlt | ModCtrl},
expected: "ctrl+alt+left",
},
{
name: "ctrl+alt+shift+left",
event: MouseClickEvent{Button: MouseLeft, Mod: ModAlt | ModCtrl | ModShift},
expected: "ctrl+alt+shift+left",
},
{
name: "ignore coordinates",
event: MouseClickEvent{X: 100, Y: 200, Button: MouseLeft},
expected: "left",
},
{
name: "broken type",
event: MouseClickEvent{Button: MouseButton(120)},
expected: "unknown",
},
}
for i := range tt {
tc := tt[i]
t.Run(tc.name, func(t *testing.T) {
actual := fmt.Sprint(tc.event)
if tc.expected != actual {
t.Fatalf("expected %q but got %q",
tc.expected,
actual,
)
}
})
}
}
func TestParseX10MouseDownEvent(t *testing.T) {
encode := func(b byte, x, y int) []byte {
return []byte{
'\x1b',
'[',
'M',
byte(32) + b,
byte(x + 32 + 1),
byte(y + 32 + 1),
}
}
tt := []struct {
name string
buf []byte
expected Event
}{
// Position.
{
name: "zero position",
buf: encode(0b0000_0000, 0, 0),
expected: MouseClickEvent{X: 0, Y: 0, Button: MouseLeft},
},
{
name: "max position",
buf: encode(0b0000_0000, 222, 222), // Because 255 (max int8) - 32 - 1.
expected: MouseClickEvent{X: 222, Y: 222, Button: MouseLeft},
},
// Simple.
{
name: "left",
buf: encode(0b0000_0000, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "left in motion",
buf: encode(0b0010_0000, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "middle",
buf: encode(0b0000_0001, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseMiddle},
},
{
name: "middle in motion",
buf: encode(0b0010_0001, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseMiddle},
},
{
name: "right",
buf: encode(0b0000_0010, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseRight},
},
{
name: "right in motion",
buf: encode(0b0010_0010, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseRight},
},
{
name: "motion",
buf: encode(0b0010_0011, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseNone},
},
{
name: "wheel up",
buf: encode(0b0100_0000, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelUp},
},
{
name: "wheel down",
buf: encode(0b0100_0001, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelDown},
},
{
name: "wheel left",
buf: encode(0b0100_0010, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelLeft},
},
{
name: "wheel right",
buf: encode(0b0100_0011, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelRight},
},
{
name: "release",
buf: encode(0b0000_0011, 32, 16),
expected: MouseReleaseEvent{X: 32, Y: 16, Button: MouseNone},
},
{
name: "backward",
buf: encode(0b1000_0000, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseBackward},
},
{
name: "forward",
buf: encode(0b1000_0001, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseForward},
},
{
name: "button 10",
buf: encode(0b1000_0010, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseButton10},
},
{
name: "button 11",
buf: encode(0b1000_0011, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseButton11},
},
// Combinations.
{
name: "alt+right",
buf: encode(0b0000_1010, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModAlt, Button: MouseRight},
},
{
name: "ctrl+right",
buf: encode(0b0001_0010, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModCtrl, Button: MouseRight},
},
{
name: "left in motion",
buf: encode(0b0010_0000, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "alt+right in motion",
buf: encode(0b0010_1010, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Mod: ModAlt, Button: MouseRight},
},
{
name: "ctrl+right in motion",
buf: encode(0b0011_0010, 32, 16),
expected: MouseMotionEvent{X: 32, Y: 16, Mod: ModCtrl, Button: MouseRight},
},
{
name: "ctrl+alt+right",
buf: encode(0b0001_1010, 32, 16),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModAlt | ModCtrl, Button: MouseRight},
},
{
name: "ctrl+wheel up",
buf: encode(0b0101_0000, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModCtrl, Button: MouseWheelUp},
},
{
name: "alt+wheel down",
buf: encode(0b0100_1001, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModAlt, Button: MouseWheelDown},
},
{
name: "ctrl+alt+wheel down",
buf: encode(0b0101_1001, 32, 16),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModAlt | ModCtrl, Button: MouseWheelDown},
},
// Overflow position.
{
name: "overflow position",
buf: encode(0b0010_0000, 250, 223), // Because 255 (max int8) - 32 - 1.
expected: MouseMotionEvent{X: -6, Y: -33, Button: MouseLeft},
},
}
for i := range tt {
tc := tt[i]
t.Run(tc.name, func(t *testing.T) {
actual := parseX10MouseEvent(tc.buf)
if tc.expected != actual {
t.Fatalf("expected %#v but got %#v",
tc.expected,
actual,
)
}
})
}
}
func TestParseSGRMouseEvent(t *testing.T) {
type csiSequence struct {
params []ansi.Param
cmd ansi.Cmd
}
encode := func(b, x, y int, r bool) *csiSequence {
re := 'M'
if r {
re = 'm'
}
return &csiSequence{
params: []ansi.Param{
ansi.Param(b),
ansi.Param(x + 1),
ansi.Param(y + 1),
},
cmd: ansi.Cmd(re) | ('<' << parser.PrefixShift),
}
}
tt := []struct {
name string
buf *csiSequence
expected Event
}{
// Position.
{
name: "zero position",
buf: encode(0, 0, 0, false),
expected: MouseClickEvent{X: 0, Y: 0, Button: MouseLeft},
},
{
name: "225 position",
buf: encode(0, 225, 225, false),
expected: MouseClickEvent{X: 225, Y: 225, Button: MouseLeft},
},
// Simple.
{
name: "left",
buf: encode(0, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "left in motion",
buf: encode(32, 32, 16, false),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "left",
buf: encode(0, 32, 16, true),
expected: MouseReleaseEvent{X: 32, Y: 16, Button: MouseLeft},
},
{
name: "middle",
buf: encode(1, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseMiddle},
},
{
name: "middle in motion",
buf: encode(33, 32, 16, false),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseMiddle},
},
{
name: "middle",
buf: encode(1, 32, 16, true),
expected: MouseReleaseEvent{X: 32, Y: 16, Button: MouseMiddle},
},
{
name: "right",
buf: encode(2, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseRight},
},
{
name: "right",
buf: encode(2, 32, 16, true),
expected: MouseReleaseEvent{X: 32, Y: 16, Button: MouseRight},
},
{
name: "motion",
buf: encode(35, 32, 16, false),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseNone},
},
{
name: "wheel up",
buf: encode(64, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelUp},
},
{
name: "wheel down",
buf: encode(65, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelDown},
},
{
name: "wheel left",
buf: encode(66, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelLeft},
},
{
name: "wheel right",
buf: encode(67, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Button: MouseWheelRight},
},
{
name: "backward",
buf: encode(128, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseBackward},
},
{
name: "backward in motion",
buf: encode(160, 32, 16, false),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseBackward},
},
{
name: "forward",
buf: encode(129, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Button: MouseForward},
},
{
name: "forward in motion",
buf: encode(161, 32, 16, false),
expected: MouseMotionEvent{X: 32, Y: 16, Button: MouseForward},
},
// Combinations.
{
name: "alt+right",
buf: encode(10, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModAlt, Button: MouseRight},
},
{
name: "ctrl+right",
buf: encode(18, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModCtrl, Button: MouseRight},
},
{
name: "ctrl+alt+right",
buf: encode(26, 32, 16, false),
expected: MouseClickEvent{X: 32, Y: 16, Mod: ModAlt | ModCtrl, Button: MouseRight},
},
{
name: "alt+wheel",
buf: encode(73, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModAlt, Button: MouseWheelDown},
},
{
name: "ctrl+wheel",
buf: encode(81, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModCtrl, Button: MouseWheelDown},
},
{
name: "ctrl+alt+wheel",
buf: encode(89, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModAlt | ModCtrl, Button: MouseWheelDown},
},
{
name: "ctrl+alt+shift+wheel",
buf: encode(93, 32, 16, false),
expected: MouseWheelEvent{X: 32, Y: 16, Mod: ModAlt | ModShift | ModCtrl, Button: MouseWheelDown},
},
}
for i := range tt {
tc := tt[i]
t.Run(tc.name, func(t *testing.T) {
actual := parseSGRMouseEvent(tc.buf.cmd, tc.buf.params)
if tc.expected != actual {
t.Fatalf("expected %#v but got %#v",
tc.expected,
actual,
)
}
})
}
}
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