go-html/path_test.go
Claude d75988a99e feat: add nested layout path chains
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 23:40:40 +00:00

86 lines
2.1 KiB
Go

package html
import (
"strings"
"testing"
)
func TestNestedLayout_PathChain(t *testing.T) {
inner := NewLayout("HCF").H(Raw("inner h")).C(Raw("inner c")).F(Raw("inner f"))
outer := NewLayout("HLCRF").
H(Raw("header")).L(inner).C(Raw("main")).R(Raw("right")).F(Raw("footer"))
got := outer.Render(NewContext())
// Inner layout paths must be prefixed with parent block ID
for _, want := range []string{`data-block="L-0-H-0"`, `data-block="L-0-C-0"`, `data-block="L-0-F-0"`} {
if !strings.Contains(got, want) {
t.Errorf("nested layout missing %q in:\n%s", want, got)
}
}
// Outer layout must still have root-level paths
for _, want := range []string{`data-block="H-0"`, `data-block="C-0"`, `data-block="F-0"`} {
if !strings.Contains(got, want) {
t.Errorf("outer layout missing %q in:\n%s", want, got)
}
}
}
func TestNestedLayout_DeepNesting(t *testing.T) {
deepest := NewLayout("C").C(Raw("deep"))
middle := NewLayout("C").C(deepest)
outer := NewLayout("C").C(middle)
got := outer.Render(NewContext())
for _, want := range []string{`data-block="C-0"`, `data-block="C-0-C-0"`, `data-block="C-0-C-0-C-0"`} {
if !strings.Contains(got, want) {
t.Errorf("deep nesting missing %q in:\n%s", want, got)
}
}
}
func TestBlockID(t *testing.T) {
tests := []struct {
path string
slot byte
want string
}{
{"", 'H', "H-0"},
{"L-0-", 'C', "L-0-C-0"},
{"C-0-C-0-", 'C', "C-0-C-0-C-0"},
{"", 'F', "F-0"},
}
for _, tt := range tests {
l := &Layout{path: tt.path}
got := l.blockID(tt.slot)
if got != tt.want {
t.Errorf("blockID(%q, %c) = %q, want %q", tt.path, tt.slot, got, tt.want)
}
}
}
func TestParseBlockID(t *testing.T) {
tests := []struct {
id string
want []byte
}{
{"L-0-C-0", []byte{'L', 'C'}},
{"H-0", []byte{'H'}},
{"C-0-C-0-C-0", []byte{'C', 'C', 'C'}},
{"", nil},
}
for _, tt := range tests {
got := ParseBlockID(tt.id)
if len(got) != len(tt.want) {
t.Errorf("ParseBlockID(%q) = %v, want %v", tt.id, got, tt.want)
continue
}
for i := range got {
if got[i] != tt.want[i] {
t.Errorf("ParseBlockID(%q)[%d] = %c, want %c", tt.id, i, got[i], tt.want[i])
}
}
}
}