Function TestRenderTitlePositions

box_render_test.go:226–279

(t *testing.T)

}

func TestRenderTitlePositions(t *testing.T) {
	title := "My Title"
	content := "Some content"

	cases := []struct {
		name string
		pos  TitlePosition
	}{
		{"inside", Inside},
		{"top", Top},
		{"bottom", Bottom},
	}

	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			b := NewBox().Padding(2, 1).Style(Single).TitlePosition(tc.pos)
			out, err := b.Render(title, content)
			if err != nil {
				t.Fatalf("Render returned error for position %v: %v", tc.pos, err)
			}

			lines := strings.Split(out, "\n")
			if len(lines) < 3 {
				t.Fatalf("expected at least 3 lines, got %d", len(lines))
			}
			top := lines[0]
			bottom := lines[len(lines)-2]
			interior := lines[1 : len(lines)-2]

			hasTitleInside := false
			for _, l := range interior {
				if strings.Contains(l, title) {
					hasTitleInside = true
					break
				}
			}

			switch tc.pos {
			case Inside:
				if !hasTitleInside {
					t.Errorf("expected title to appear inside box for Inside position; output: %q", out)
				}
			case Top:
				if !strings.Contains(top, title) {
					t.Errorf("expected title to appear in top bar for Top position; top: %q", top)
				}
			case Bottom:
				if !strings.Contains(bottom, title) {
					t.Errorf("expected title to appear in bottom bar for Bottom position; bottom: %q", bottom)
				}
			}
		})
	}
}

func TestRenderInvalidBoxStyle(t *testing.T) {
	b := NewBox().Padding(2, 1).Style(BoxStyle("InvalidStyle"))