cgalo5758
16a15560c8
Preview affected orgs by position source and require keep or migrate for default-sourced positions. Commit deletion, renumbering, and holder reconciliation atomically while preserving other-source delivery.
68 lines
2.1 KiB
Go
68 lines
2.1 KiB
Go
package server
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import (
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"html/template"
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"testing"
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"testing/fstest"
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)
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// TestComposeUITemplates covers the UIMount seam added for task 1.6
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// (design.md Decision 8): an integration's Templates FS is parsed into the
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// shared template set only when every "*.html" file it contributes carries
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// the integration's slug prefix; a violation panics at startup rather than
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// silently registering an unnamespaced template.
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func TestComposeUITemplates(t *testing.T) {
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newBase := func() *template.Template {
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return template.Must(template.New("root").Parse(`{{define "root.html"}}root{{end}}`))
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}
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t.Run("no mounts is a no-op", func(t *testing.T) {
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base := newBase()
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got := composeUITemplates(base, nil)
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if got.Lookup("root.html") == nil {
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t.Fatalf("expected core template to survive an empty mount list")
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}
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})
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t.Run("mount with nil Templates is skipped", func(t *testing.T) {
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base := newBase()
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got := composeUITemplates(base, []UIMount{{Slug: "example", Templates: nil}})
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if got.Lookup("root.html") == nil {
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t.Fatalf("expected core template to survive a mount with nil Templates")
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}
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})
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t.Run("correctly slug-prefixed template is parsed in", func(t *testing.T) {
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base := newBase()
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mount := UIMount{
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Slug: "example",
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Templates: fstest.MapFS{
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"example_widget.html": &fstest.MapFile{Data: []byte("example widget")},
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},
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}
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got := composeUITemplates(base, []UIMount{mount})
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if got.Lookup("example_widget.html") == nil {
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t.Fatalf("expected example_widget.html to be registered")
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}
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if got.Lookup("root.html") == nil {
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t.Fatalf("expected core template to still be present after composing in a mount")
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}
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})
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t.Run("template name without slug prefix panics", func(t *testing.T) {
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base := newBase()
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mount := UIMount{
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Slug: "example",
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Templates: fstest.MapFS{
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"widget.html": &fstest.MapFile{Data: []byte("unnamespaced widget")},
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},
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}
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defer func() {
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if r := recover(); r == nil {
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t.Fatalf("expected composeUITemplates to panic on an unnamespaced template name")
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}
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}()
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composeUITemplates(base, []UIMount{mount})
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})
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}
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