internal/shape/render_test.go

Ref: main v0.0.5   Size: 965 B   History

package shape

import (
	"strings"
	"testing"
)

func TestRenderJSONIsSortedAndStable(t *testing.T) {
	j1, err := RenderJSON(Build(sample()))
	if err != nil {
		t.Fatal(err)
	}
	j2, _ := RenderJSON(Build(sample()))
	if string(j1) != string(j2) {
		t.Fatal("RenderJSON not stable across calls")
	}
	if !strings.HasSuffix(string(j1), "\n") {
		t.Error("RenderJSON output must end with a trailing newline")
	}
	if !strings.Contains(string(j1), `"importPath": "internal/pb"`) {
		t.Errorf("expected pretty-printed importPath in output:\n%s", j1)
	}
}

func TestRenderHTMLInlinesExactJSONBytes(t *testing.T) {
	j, _ := RenderJSON(Build(sample()))
	html := RenderHTML(j)
	if !strings.Contains(html, string(j)) {
		t.Error("HTML must contain the JSON bytes verbatim")
	}
	if strings.Contains(html, dataMarker) {
		t.Error("data marker must be replaced")
	}
	if !strings.Contains(html, `id="shape-data"`) {
		t.Error("viewer template missing shape-data script block")
	}
}