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package editor
import (
"testing"
tea "github.com/charmbracelet/bubbletea"
)
// sel sets a selection from (ar,ac) to (cr,cc) (anchor → cursor).
func sel(e *Editor, ar, ac, cr, cc int) {
a := Position{Row: ar, Col: ac}
e.anchor = &a
e.Cursor = Position{Row: cr, Col: cc}
}
func TestWrapBoldNoSelectionInsertsPair(t *testing.T) {
e := newEditorWith("")
e.WrapBold()
if e.Lines[0] != "****" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "****")
}
if e.Cursor.Col != 2 {
t.Fatalf("Cursor.Col = %d, want 2 (between markers)", e.Cursor.Col)
}
}
func TestWrapBoldWrapsSelection(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.WrapBold()
if e.Lines[0] != "**word**" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "**word**")
}
if got := e.SelectedText(); got != "word" {
t.Fatalf("selection = %q, want inner %q", got, "word")
}
}
func TestWrapBoldTogglesOffMarkersInsideSelection(t *testing.T) {
e := newEditorWith("**word**")
sel(e, 0, 0, 0, 8)
e.WrapBold()
if e.Lines[0] != "word" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "word")
}
if got := e.SelectedText(); got != "word" {
t.Fatalf("selection = %q, want %q", got, "word")
}
}
func TestWrapBoldTogglesOffMarkersOutsideSelection(t *testing.T) {
e := newEditorWith("**word**")
sel(e, 0, 2, 0, 6) // select just "word", markers sit outside
e.WrapBold()
if e.Lines[0] != "word" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "word")
}
if got := e.SelectedText(); got != "word" {
t.Fatalf("selection = %q, want %q", got, "word")
}
}
func TestWrapItalicUsesUnderscore(t *testing.T) {
e := newEditorWith("hi")
sel(e, 0, 0, 0, 2)
e.WrapItalic()
if e.Lines[0] != "_hi_" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "_hi_")
}
}
func TestWrapCodeUsesBacktick(t *testing.T) {
e := newEditorWith("x")
sel(e, 0, 0, 0, 1)
e.WrapCode()
if e.Lines[0] != "`x`" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "`x`")
}
}
func TestWrapLinkWrapsSelectionCursorInParens(t *testing.T) {
e := newEditorWith("text")
sel(e, 0, 0, 0, 4)
e.WrapLink()
if e.Lines[0] != "[text]()" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "[text]()")
}
// cursor parked inside the () — just before the closing paren
if e.Cursor.Col != 7 {
t.Fatalf("Cursor.Col = %d, want 7 (inside parens)", e.Cursor.Col)
}
if e.HasSelection() {
t.Fatal("link wrap should collapse selection")
}
}
func TestWrapLinkNoSelectionCursorInBrackets(t *testing.T) {
e := newEditorWith("")
e.WrapLink()
if e.Lines[0] != "[]()" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "[]()")
}
if e.Cursor.Col != 1 {
t.Fatalf("Cursor.Col = %d, want 1 (inside brackets)", e.Cursor.Col)
}
}
func TestWrapLinkTogglesOff(t *testing.T) {
e := newEditorWith("[text](url)")
sel(e, 0, 0, 0, 11)
e.WrapLink()
if e.Lines[0] != "text" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "text")
}
}
func TestAltSKeyBoldsAsOneUndoGroup(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("s"), Alt: true})
if e.Lines[0] != "**word**" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "**word**")
}
e.Undo()
if e.Lines[0] != "word" {
t.Fatalf("after undo Lines[0] = %q, want %q", e.Lines[0], "word")
}
}
func TestWordCountWholeBuffer(t *testing.T) {
e := newEditorWith("one two", "three")
if n := e.WordCount(); n != 3 {
t.Fatalf("WordCount = %d, want 3", n)
}
}
func TestSelectionStats(t *testing.T) {
e := newEditorWith("one two three")
sel(e, 0, 0, 0, 7) // "one two"
c, w, ok := e.SelectionStats()
if !ok || c != 7 || w != 2 {
t.Fatalf("SelectionStats = (%d,%d,%v), want (7,2,true)", c, w, ok)
}
}
func TestSelectionStatsNoSelection(t *testing.T) {
e := newEditorWith("x")
if _, _, ok := e.SelectionStats(); ok {
t.Fatal("SelectionStats ok should be false with no selection")
}
}
func TestTypingStarWrapsSelection(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("*")})
if e.Lines[0] != "*word*" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "*word*")
}
if e.SelectedText() != "word" {
t.Fatalf("selection = %q, want inner %q", e.SelectedText(), "word")
}
}
func TestTypingStarTwiceNestsToBold(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("*")})
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("*")})
if e.Lines[0] != "**word**" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "**word**")
}
}
func TestTypingBracketWrapsSelection(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("[")})
if e.Lines[0] != "[word]" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "[word]")
}
}
func TestTypingParenWrapsSelection(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("(")})
if e.Lines[0] != "(word)" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "(word)")
}
}
func TestTypingWrapCharNoSelectionInsertsNormally(t *testing.T) {
e := newEditorWith("ab")
e.Cursor = Position{Row: 0, Col: 1}
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("*")})
if e.Lines[0] != "a*b" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "a*b")
}
}
func TestTypingNonWrapCharReplacesSelection(t *testing.T) {
e := newEditorWith("word")
sel(e, 0, 0, 0, 4)
e.HandleKey(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune("x")})
if e.Lines[0] != "x" {
t.Fatalf("Lines[0] = %q, want %q", e.Lines[0], "x")
}
}
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