go-html/layout_test.go
Claude 946ea8d0aa feat: add HLCRF Layout type with semantic elements
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 23:39:43 +00:00

116 lines
3.4 KiB
Go

package html
import (
"strings"
"testing"
)
func TestLayout_HLCRF(t *testing.T) {
ctx := NewContext()
layout := NewLayout("HLCRF").
H(Raw("header")).L(Raw("left")).C(Raw("main")).R(Raw("right")).F(Raw("footer"))
got := layout.Render(ctx)
// Must contain semantic elements
for _, want := range []string{"<header", "<aside", "<main", "<footer"} {
if !strings.Contains(got, want) {
t.Errorf("HLCRF layout missing %q in:\n%s", want, got)
}
}
// Must contain ARIA roles
for _, want := range []string{`role="banner"`, `role="complementary"`, `role="main"`, `role="contentinfo"`} {
if !strings.Contains(got, want) {
t.Errorf("HLCRF layout missing role %q in:\n%s", want, got)
}
}
// Must contain data-block IDs
for _, want := range []string{`data-block="H-0"`, `data-block="L-0"`, `data-block="C-0"`, `data-block="R-0"`, `data-block="F-0"`} {
if !strings.Contains(got, want) {
t.Errorf("HLCRF layout missing %q in:\n%s", want, got)
}
}
// Must contain content
for _, want := range []string{"header", "left", "main", "right", "footer"} {
if !strings.Contains(got, want) {
t.Errorf("HLCRF layout missing content %q in:\n%s", want, got)
}
}
}
func TestLayout_HCF(t *testing.T) {
ctx := NewContext()
layout := NewLayout("HCF").
H(Raw("header")).L(Raw("left")).C(Raw("main")).R(Raw("right")).F(Raw("footer"))
got := layout.Render(ctx)
// HCF should have header, main, footer
for _, want := range []string{`data-block="H-0"`, `data-block="C-0"`, `data-block="F-0"`} {
if !strings.Contains(got, want) {
t.Errorf("HCF layout missing %q in:\n%s", want, got)
}
}
// HCF must NOT have L or R slots
for _, unwanted := range []string{`data-block="L-0"`, `data-block="R-0"`} {
if strings.Contains(got, unwanted) {
t.Errorf("HCF layout should NOT contain %q in:\n%s", unwanted, got)
}
}
}
func TestLayout_ContentOnly(t *testing.T) {
ctx := NewContext()
layout := NewLayout("C").
H(Raw("header")).L(Raw("left")).C(Raw("main")).R(Raw("right")).F(Raw("footer"))
got := layout.Render(ctx)
// Only C slot should render
if !strings.Contains(got, `data-block="C-0"`) {
t.Errorf("C layout missing data-block=\"C-0\" in:\n%s", got)
}
if !strings.Contains(got, "<main") {
t.Errorf("C layout missing <main in:\n%s", got)
}
// No other slots
for _, unwanted := range []string{`data-block="H-0"`, `data-block="L-0"`, `data-block="R-0"`, `data-block="F-0"`} {
if strings.Contains(got, unwanted) {
t.Errorf("C layout should NOT contain %q in:\n%s", unwanted, got)
}
}
}
func TestLayout_FluentAPI(t *testing.T) {
layout := NewLayout("HLCRF")
// Fluent methods should return the same layout for chaining
result := layout.H(Raw("h")).L(Raw("l")).C(Raw("c")).R(Raw("r")).F(Raw("f"))
if result != layout {
t.Error("fluent methods must return the same *Layout for chaining")
}
got := layout.Render(NewContext())
if got == "" {
t.Error("fluent chain should produce non-empty output")
}
}
func TestLayout_IgnoresInvalidSlots(t *testing.T) {
ctx := NewContext()
// "C" variant: populating L and R should have no effect
layout := NewLayout("C").L(Raw("left")).C(Raw("main")).R(Raw("right"))
got := layout.Render(ctx)
if !strings.Contains(got, "main") {
t.Errorf("C variant should render main content, got:\n%s", got)
}
if strings.Contains(got, "left") {
t.Errorf("C variant should ignore L slot content, got:\n%s", got)
}
if strings.Contains(got, "right") {
t.Errorf("C variant should ignore R slot content, got:\n%s", got)
}
}