59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
package main
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// The frame is the one place where an off-by-one becomes a broken screen, so it
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// is checked rather than eyeballed: every rendered line must be exactly the
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// width asked for, at every size, with and without tabs.
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import (
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"strings"
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"testing"
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"github.com/charmbracelet/lipgloss"
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)
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func lines(s string) []string { return strings.Split(s, "\n") }
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func TestFrameEveryLineIsExactWidth(t *testing.T) {
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for w := 10; w <= 90; w++ {
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for h := 3; h <= 20; h++ {
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for _, tabs := range [][]string{nil, {"one", "two"}, {"a"}} {
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for _, focused := range []bool{false, true} {
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p := panel{title: "tasks", tabs: tabs, width: w, height: h, focused: focused}
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out := p.render([]string{"first", "second"})
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got := lines(out)
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if len(got) != h {
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t.Fatalf("width %d height %d: got %d lines, want %d", w, h, len(got), h)
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}
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for i, ln := range got {
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if lipgloss.Width(ln) != w {
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t.Fatalf("width %d height %d tab=%v focus=%v line %d: width %d (%q)",
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w, h, tabs, focused, i, lipgloss.Width(ln), ln)
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}
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}
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}
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}
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}
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}
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}
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func TestFrameBodyIsClippedNotWrapped(t *testing.T) {
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p := panel{title: "t", width: 20, height: 4}
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out := p.render([]string{"a line that is much too long for the frame"})
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for i, ln := range lines(out) {
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if lipgloss.Width(ln) != 20 {
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t.Fatalf("line %d is %d wide, want 20: %q", i, lipgloss.Width(ln), ln)
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}
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}
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}
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func TestTruncateVisibleKeepsStylingAndWidth(t *testing.T) {
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styled := lipgloss.NewStyle().Bold(true).Render("abcdefghij")
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got := truncateVisible(styled, 5)
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if lipgloss.Width(got) > 5 {
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t.Fatalf("truncated width %d, want at most 5: %q", lipgloss.Width(got), got)
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}
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if !strings.Contains(got, "…") {
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t.Fatalf("truncation should say it truncated: %q", got)
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}
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}
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