Layout: components 001-010

app_shell_test.go

@@ -0,0 +1,149 @@
+package mujica
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+)
+
+type appShellProbe struct {
+	collapsed bool
+	toggled   int
+	content   ui.ScrollState
+	side      ui.Rect
+}
+
+func (p *appShellProbe) view(c *ui.Context) {
+	Use(c, Settings{})
+	r := AppShell(c, &p.collapsed, AppShellOptions{
+		TitleBar: func() { TitleBar(c, "Court Records", TitleBarOptions{}) },
+		Sidebar: func() {
+			for i := range 30 {
+				ui.Text(c, fmt.Sprintf("Nav %d", i)).Height(24)
+			}
+		},
+		Content: func() {
+			for i := range 40 {
+				ui.Text(c, fmt.Sprintf("Entry %d", i)).Height(24)
+			}
+		},
+		StatusBar:     func() { StatusBar(c, StatusBarOptions{Left: []StatusItem{{ID: "s", Text: "Ready"}}}) },
+		ContentScroll: &p.content,
+	})
+	if r.Toggled {
+		p.toggled++
+	}
+}
+
+func appShellTester(p *appShellProbe) *ui.Tester {
+	tt := ui.NewTester(p.view, 640, 400)
+	tt.SetPreferences(ui.Preferences{ReduceMotion: true, TextScale: 1})
+	tt.Frame()
+	return tt
+}
+
+func TestAppShellSlots(t *testing.T) {
+	tt := appShellTester(&appShellProbe{})
+	title, _ := tt.Find("Court Records")
+	nav, _ := tt.Find("Nav 0")
+	entry, _ := tt.Find("Entry 0")
+	ready, _ := tt.Find("Ready")
+	if title.Y > nav.Y || nav.X >= entry.X || ready.Y < 360 {
+		t.Fatalf("slots out of place: title %+v nav %+v entry %+v status %+v", title, nav, entry, ready)
+	}
+	if entry.X < 240 {
+		t.Fatalf("content at %v overlaps the 240 DIP sidebar", entry.X)
+	}
+}
+
+func TestAppShellCollapseByButton(t *testing.T) {
+	p := &appShellProbe{}
+	tt := appShellTester(p)
+	if err := tt.Click("Collapse sidebar"); err != nil {
+		t.Fatal(err)
+	}
+	if !p.collapsed || p.toggled != 1 || tt.HasText("Nav 0") {
+		t.Fatalf("after collapse: collapsed=%v toggled=%d nav shown=%v", p.collapsed, p.toggled, tt.HasText("Nav 0"))
+	}
+	if entry, _ := tt.Find("Entry 0"); entry.X != 44 {
+		t.Fatalf("content at %v beside the rail, want 44", entry.X)
+	}
+	if err := tt.Click("Expand sidebar"); err != nil {
+		t.Fatal(err)
+	}
+	if p.collapsed || !tt.HasText("Nav 0") || p.toggled != 2 {
+		t.Fatal("Expand did not reopen the sidebar")
+	}
+}
+
+func TestAppShellCollapseByShortcut(t *testing.T) {
+	p := &appShellProbe{}
+	tt := appShellTester(p)
+	tt.Key(ui.Cmd, ui.KeyB)
+	if !p.collapsed {
+		t.Fatal("Cmd+B did not collapse")
+	}
+	tt.Key(ui.Cmd, ui.KeyB)
+	if p.collapsed || p.toggled != 2 {
+		t.Fatalf("Cmd+B twice: collapsed=%v toggled=%d", p.collapsed, p.toggled)
+	}
+}
+
+func TestAppShellContentScrollsAlone(t *testing.T) {
+	p := &appShellProbe{}
+	tt := appShellTester(p)
+	nav, _ := tt.Find("Nav 0")
+	tt.Scroll(400, 200, 0, 96)
+	if p.content.Y != 96 {
+		t.Fatalf("content offset %v, want 96", p.content.Y)
+	}
+	if r, _ := tt.Find("Nav 0"); r.Y != nav.Y {
+		t.Fatalf("sidebar moved from %v to %v with the content", nav.Y, r.Y)
+	}
+	if r, _ := tt.Find("Court Records"); r.Y > 20 {
+		t.Fatalf("title bar scrolled to %v", r.Y)
+	}
+	// Collapsing keeps the content's place.
+	tt.Key(ui.Cmd, ui.KeyB)
+	if p.content.Y != 96 {
+		t.Fatalf("collapse reset the content offset to %v", p.content.Y)
+	}
+}
+
+func TestAppShellNeedsContent(t *testing.T) {
+	defer func() {
+		if recover() == nil {
+			t.Fatal("missing Content did not panic")
+		}
+	}()
+	var collapsed bool
+	ui.NewTester(func(c *ui.Context) {
+		Use(c, Settings{})
+		AppShell(c, &collapsed, AppShellOptions{})
+	}, 100, 100)
+}
+
+func TestAppShellSnapshot(t *testing.T) {
+	snapshot(t, "app_shell", 560, 260, func(c *ui.Context) {
+		collapsed := ui.Local(c.Root(), "snap", func() bool { return false })
+		AppShell(c, collapsed, AppShellOptions{
+			TitleBar: func() { TitleBar(c, "Court Records", TitleBarOptions{}) },
+			Sidebar: func() {
+				for _, s := range []string{"Chronicles", "Letters", "Decrees"} {
+					ui.Text(c, s).Padding(6, 12)
+				}
+			},
+			Content: func() {
+				Container(c, ContainerOptions{}, func() {
+					Stack(c, StackOptions{Gap: SpaceM}, func() {
+						ui.Text(c, "The Grand Hall").FontSize(18)
+						Divider(c, DividerOptions{Ornament: true})
+						ui.Text(c, "Content scrolls on its own, apart from the sidebar.")
+					})
+				})
+			},
+			StatusBar: func() { StatusBar(c, StatusBarOptions{Left: []StatusItem{{ID: "s", Text: "Ready"}}}) },
+		})
+	})
+}