neutral_session_test.go RawHistoryFolder

1package theme
2
3import (
4	"testing"
5
6	renderer "github.com/bnema/vev-vt"
7	"github.com/bnema/vev/internal/domain"
8	"github.com/stretchr/testify/require"
9)
10
11// TestIndexedFallbackKeepsActiveTitleReadable covers a terminal that reports
12// its default colors but no palette: the scheme blue fallback must not recolor
13// the title drawn on the full-strength active surface.
14func TestIndexedFallbackKeepsActiveTitleReadable(t *testing.T) {
15	black := renderer.RGB{}
16	white := renderer.RGB{R: 255, G: 255, B: 255}
17	for _, tt := range []struct {
18		name                   string
19		foreground, background renderer.RGB
20		light                  bool
21	}{
22		{name: "dark", foreground: white, background: black},
23		{name: "light", foreground: black, background: white, light: true},
24	} {
25		t.Run(tt.name, func(t *testing.T) {
26			theme := Theme{
27				Known: true, SchemeKnown: true, Light: tt.light, UsePalette: true,
28				Foreground: tt.foreground, Background: tt.background, HasFG: true, HasBG: true,
29			}
30			resolved := Resolve(theme, domain.ThemeAccent{Mode: domain.ThemeAccentAuto})
31			require.True(t, resolved.Accent.IndexedOnly)
32
33			want := MutedVariantStyle(resolved.Styles.SurfaceActive, theme)
34			require.Equal(t, want, resolved.Styles.TabActiveTitle)
35			require.Equal(t, want, resolved.Styles.TabTitleActive)
36			require.Equal(t, int(resolved.Accent.Slot), resolved.Styles.TabInactiveTitle.Foreground)
37		})
38	}
39}
40
41func TestNeutralSessionSurfaceHierarchy(t *testing.T) {
42	black := renderer.RGB{}
43	white := renderer.RGB{R: 255, G: 255, B: 255}
44	for _, tt := range []struct {
45		name                   string
46		foreground, background renderer.RGB
47	}{
48		{name: "dark", foreground: white, background: black},
49		{name: "light", foreground: black, background: white},
50	} {
51		t.Run(tt.name, func(t *testing.T) {
52			theme := Theme{Known: true, Foreground: tt.foreground, Background: tt.background, HasFG: true, HasBG: true}
53			styles := neutralStyles(theme)
54			require.Equal(t, tt.foreground, styles.SurfaceActive.BackgroundRGB)
55			require.Equal(t, tt.background, styles.SurfaceActive.ForegroundRGB)
56			require.Equal(t, styles.TabActive.BackgroundRGB, styles.SurfaceActive.BackgroundRGB)
57			require.Equal(t, styles.SurfaceActive.BackgroundRGB, styles.TabActiveTitle.BackgroundRGB)
58			soft := Blend(tt.background, tt.foreground, neutralAccentBlend)
59			for _, selection := range []renderer.Style{styles.PickerSelection, styles.Selection, styles.SearchSelection} {
60				require.Equal(t, soft, selection.BackgroundRGB)
61			}
62			require.Equal(t, Blend(styles.SurfaceBar.BackgroundRGB, tt.foreground, 0.5), styles.MRUStyle(0, 3).BackgroundRGB)
63			for count := 1; count <= 9; count++ {
64				for index := range count {
65					want := Blend(styles.SurfaceActive.BackgroundRGB, styles.SurfaceBar.BackgroundRGB, 1-mruWeight(index, count))
66					require.Equal(t, want, styles.MRUStyle(index, count).BackgroundRGB)
67				}
68			}
69		})
70	}
71}