WIP components (as built)

settings_layout_test.go

@@ -0,0 +1,103 @@
+package mujica
+
+import (
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+)
+
+// accountTester runs a themed view inside a padded column.
+func accountTester(w, h int, view func(c *ui.Context)) *ui.Tester {
+	return ui.NewTester(func(c *ui.Context) {
+		Use(c, Settings{})
+		ui.Column(c).Padding(10).Fill().Children(func() { view(c) })
+	}, w, h)
+}
+
+var settingsPages = []SettingsPage{{ID: "general", Label: "General"}, {ID: "privacy", Label: "Privacy"}}
+
+func settingsView(c *ui.Context, page *string, sound, track *bool, changes *int) {
+	if SettingsLayout(c, page, settingsPages, SettingsLayoutOptions{}, func(id string) {
+		switch id {
+		case "general":
+			SettingsSection(c, "Notifications", func() {
+				SettingsRow(c, "Sound", SettingsRowOptions{ID: "sound", Description: "Chime on new messages."}, func() *ui.Element {
+					return Switch(c, sound, "", SwitchOptions{})
+				})
+			})
+		case "privacy":
+			SettingsSection(c, "Data", func() {
+				SettingsRow(c, "Usage reports", SettingsRowOptions{ID: "track"}, func() *ui.Element {
+					return Switch(c, track, "", SwitchOptions{})
+				})
+			})
+		}
+	}).Changed() {
+		*changes++
+	}
+}
+
+func TestSettingsLayoutNavigatesAndLabelsRows(t *testing.T) {
+	page, sound, track, n := "", false, false, 0
+	tt := accountTester(900, 500, func(c *ui.Context) { settingsView(c, &page, &sound, &track, &n) })
+	if page != "general" || !tt.HasText("Chime on new messages.") {
+		t.Fatalf("first page: %q", page)
+	}
+	if err := tt.Click("Chime on new messages."); err != nil {
+		t.Fatal(err)
+	}
+	tt.Key(0, ui.KeySpace)
+	if !tt.Focused("Sound") || !sound {
+		t.Fatal("row label does not reach its control")
+	}
+	if err := tt.Click("Privacy"); err != nil {
+		t.Fatal(err)
+	}
+	if page != "privacy" || n != 1 || !tt.HasText("Usage reports") || tt.HasText("Sound") {
+		t.Fatalf("page %q changes %d texts %q", page, n, tt.Texts())
+	}
+}
+
+func TestSettingsLayoutRejectsUnknownPage(t *testing.T) {
+	defer func() {
+		if recover() == nil {
+			t.Fatal("unknown page accepted")
+		}
+	}()
+	page := "nope"
+	accountTester(400, 300, func(c *ui.Context) { SettingsLayout(c, &page, settingsPages, SettingsLayoutOptions{}, func(string) {}) })
+}
+
+func TestSettingsLayoutSnapshot(t *testing.T) {
+	snapshot(t, "settings_layout", 860, 360, func(c *ui.Context) {
+		st := ui.Local(c.Root(), "snap", func() [3]bool { return [3]bool{false, true, false} })
+		page := "general"
+		ui.Box(c).Fill().Children(func() { settingsView(c, &page, &st[1], &st[2], new(int)) })
+	})
+}
+
+func accountPanics(t *testing.T, view func(*ui.Context)) {
+	t.Helper()
+	defer func() {
+		if recover() == nil {
+			t.Fatal("invalid options accepted")
+		}
+	}()
+	accountTester(600, 500, view)
+}
+
+func TestSettingsLayoutDisabledNavigationAndControl(t *testing.T) {
+	page, sound, track, changes := "general", false, false, 0
+	tt := accountTester(900, 500, func(c *ui.Context) {
+		ui.Column(c).Fill().Disabled(true).Children(func() { settingsView(c, &page, &sound, &track, &changes) })
+	})
+	if err := tt.Click("Privacy"); err != nil {
+		t.Fatal(err)
+	}
+	tt.Key(0, ui.KeyTab)
+	tt.Key(0, ui.KeyDown)
+	tt.Key(0, ui.KeySpace)
+	if page != "general" || sound || track || changes != 0 {
+		t.Fatal("disabled settings change state")
+	}
+}