chore(help): add full help test to support #554

help/help_test.go

@@ -0,0 +1,38 @@
+package help
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/charmbracelet/x/exp/golden"
+
+	"github.com/charmbracelet/bubbles/key"
+)
+
+func TestFullHelp(t *testing.T) {
+	m := New()
+	m.FullSeparator = " | "
+	k := key.WithKeys("x")
+	kb := [][]key.Binding{
+		{
+			key.NewBinding(k, key.WithHelp("enter", "continue")),
+		},
+		{
+			key.NewBinding(k, key.WithHelp("esc", "back")),
+			key.NewBinding(k, key.WithHelp("?", "help")),
+		},
+		{
+			key.NewBinding(k, key.WithHelp("H", "home")),
+			key.NewBinding(k, key.WithHelp("ctrl+c", "quit")),
+			key.NewBinding(k, key.WithHelp("ctrl+l", "log")),
+		},
+	}
+
+	for _, w := range []int{20, 30, 40} {
+		t.Run(fmt.Sprintf("full help %d width", w), func(t *testing.T) {
+			m.Width = w
+			s := m.FullHelpView(kb)
+			golden.RequireEqual(t, []byte(s))
+		})
+	}
+}

help/testdata/TestFullHelp/full_help_20_width.golden

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+enter continue …

help/testdata/TestFullHelp/full_help_30_width.golden

@@ -0,0 +1,2 @@
+enter continue | esc back …
+                 ?   help  

help/testdata/TestFullHelp/full_help_40_width.golden

@@ -0,0 +1,3 @@
+enter continue | esc back | H      home
+                 ?   help   ctrl+c quit
+                            ctrl+l log