wehub-resource-sync
79 lines
2.4 KiB
Go
79 lines
2.4 KiB
Go
package cli
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import (
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"reflect"
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"testing"
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tea "charm.land/bubbletea/v2"
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)
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func TestScrollbarThumb(t *testing.T) {
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if _, size := scrollbarThumb(10, 0, 5); size != 0 {
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t.Errorf("content within viewport should have no thumb, got size %d", size)
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}
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if start, _ := scrollbarThumb(10, 0, 100); start != 0 {
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t.Errorf("at top the thumb starts at row 0, got %d", start)
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}
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const h, total = 10, 100
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if start, size := scrollbarThumb(h, total-h, total); start+size != h {
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t.Errorf("at bottom the thumb reaches the last row: start=%d size=%d h=%d", start, size, h)
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}
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}
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func TestEdgeScrollDir(t *testing.T) {
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const h = 10
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if got := edgeScrollDir(0, h); got != -1 {
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t.Errorf("top edge dir = %d, want -1", got)
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}
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if got := edgeScrollDir(h-1, h); got != 1 {
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t.Errorf("bottom edge dir = %d, want 1", got)
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}
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if got := edgeScrollDir(h/2, h); got != 0 {
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t.Errorf("middle dir = %d, want 0", got)
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}
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}
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func TestSelSpan(t *testing.T) {
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start, end, cw := selPos{line: 1, col: 3}, selPos{line: 3, col: 5}, 20
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for _, tc := range []struct {
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idx int
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wantOK bool
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wantLo, wHi int
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}{
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{0, false, 0, 0}, // above
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{1, true, 3, cw}, // first line: anchor col → right edge
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{2, true, 0, cw}, // middle line: full width
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{3, true, 0, 5}, // last line: left edge → head col
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{4, false, 0, 0}, // below
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} {
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lo, hi, ok := selSpan(tc.idx, start, end, cw)
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if ok != tc.wantOK || (ok && (lo != tc.wantLo || hi != tc.wHi)) {
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t.Errorf("selSpan(%d) = (%d,%d,%v), want (%d,%d,%v)", tc.idx, lo, hi, ok, tc.wantLo, tc.wHi, tc.wantOK)
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}
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}
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}
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func TestSelectedTextMultiLine(t *testing.T) {
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m := newTestChatTUI()
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m.wrappedLines = []string{"hello world", "second line", "third row"}
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m.sel = selection{active: true, anchor: selPos{line: 0, col: 6}, head: selPos{line: 2, col: 5}}
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if got, want := m.selectedText(), "world\nsecond line\nthird"; got != want {
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t.Errorf("selectedText() = %q, want %q", got, want)
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}
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// A zero-width selection (plain click) copies nothing.
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m.sel = selection{active: true, anchor: selPos{line: 0, col: 3}, head: selPos{line: 0, col: 3}}
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if got := m.selectedText(); got != "" {
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t.Errorf("empty selection should yield no text, got %q", got)
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}
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}
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func TestCopyToClipboard(t *testing.T) {
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got := copyToClipboard("hello")()
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want := tea.SetClipboard("hello")()
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if !reflect.DeepEqual(got, want) {
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t.Fatalf("copyToClipboard returned %#v, want %#v", got, want)
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}
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}
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