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tests: implement tests for insert mode arrows keys

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This commit is contained in:
Hayden Hargreaves 2026-02-12 17:36:07 -07:00
parent 39c4bf1b6b
commit c2b5e6f67c
1 changed files with 129 additions and 0 deletions
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129
internal/editor/integration_insert_test.go
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@ -457,6 +457,135 @@ func TestInsertModeDelete(t *testing.T) {
}
func TestInsertModeArrowKeys(t *testing.T) {
t.Run("test left arrow moves cursor left", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 3, Line: 0})
sendKeys(tm, "i", "left", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "heXllo" {
t.Errorf("lines[0] = %q, want 'heXllo'", m.lines[0])
}
})
t.Run("test right arrow moves cursor right", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 1, Line: 0})
sendKeys(tm, "i", "right", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "heXllo" {
t.Errorf("lines[0] = %q, want 'heXllo'", m.lines[0])
}
})
t.Run("test up arrow moves cursor up", func(t *testing.T) {
lines := []string{"hello", "world"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 2, Line: 1})
sendKeys(tm, "i", "up", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "heXllo" {
t.Errorf("lines[0] = %q, want 'heXllo'", m.lines[0])
}
if m.lines[1] != "world" {
t.Errorf("lines[1] = %q, want 'world'", m.lines[1])
}
})
t.Run("test down arrow moves cursor down", func(t *testing.T) {
lines := []string{"hello", "world"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 2, Line: 0})
sendKeys(tm, "i", "down", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "hello" {
t.Errorf("lines[0] = %q, want 'hello'", m.lines[0])
}
if m.lines[1] != "woXrld" {
t.Errorf("lines[1] = %q, want 'woXrld'", m.lines[1])
}
})
t.Run("test left arrow at start of line does nothing", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLines(t, lines)
sendKeys(tm, "i", "left", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "Xhello" {
t.Errorf("lines[0] = %q, want 'Xhello'", m.lines[0])
}
})
t.Run("test right arrow at end of line does nothing", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 4, Line: 0})
sendKeys(tm, "a", "right", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "helloX" {
t.Errorf("lines[0] = %q, want 'helloX'", m.lines[0])
}
})
t.Run("test up arrow at first line does nothing", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 2, Line: 0})
sendKeys(tm, "i", "up", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "heXllo" {
t.Errorf("lines[0] = %q, want 'heXllo'", m.lines[0])
}
})
t.Run("test down arrow at last line does nothing", func(t *testing.T) {
lines := []string{"hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 2, Line: 0})
sendKeys(tm, "i", "down", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "heXllo" {
t.Errorf("lines[0] = %q, want 'heXllo'", m.lines[0])
}
})
t.Run("test up arrow clamps cursor to shorter line", func(t *testing.T) {
lines := []string{"hi", "hello"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 4, Line: 1})
sendKeys(tm, "i", "up", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[0] != "hiX" {
t.Errorf("lines[0] = %q, want 'hiX'", m.lines[0])
}
})
t.Run("test down arrow clamps cursor to shorter line", func(t *testing.T) {
lines := []string{"hello", "hi"}
tm := newTestModelWithLinesAndCursorPos(t, lines, action.Position{Col: 4, Line: 0})
sendKeys(tm, "i", "down", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[1] != "hiX" {
t.Errorf("lines[1] = %q, want 'hiX'", m.lines[1])
}
})
t.Run("test multiple arrow keys in sequence", func(t *testing.T) {
lines := []string{"hello", "world"}
tm := newTestModelWithLines(t, lines)
sendKeys(tm, "i", "right", "right", "down", "X", "esc")
m := getFinalModel(t, tm)
if m.lines[1] != "woXrld" {
t.Errorf("lines[1] = %q, want 'woXrld'", m.lines[1])
}
})
}
func TestInsertModeDeletePreviousWord(t *testing.T) {
t.Run("test 'ctrl+w' deletes word", func(t *testing.T) {
lines := []string{"hello world"}