Chain transformers and test cases

Transformers can now be chained together, working on the output of the previous run.
2025-08-12 20:13:59 +02:00 · 2013-10-01 14:26:21 -07:00
parent eb117eb904
commit 5a66fa3954
4 changed files with 86 additions and 10 deletions
--- a/transform/chain_test.go
+++ b/transform/chain_test.go
@@ -0,0 +1,36 @@
+package transform
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestChainZeroTransformers(t *testing.T) {
+	tr := NewChain()
+	in := new(bytes.Buffer)
+	out := new(bytes.Buffer)
+	if err := tr.Apply(in, out); err != nil {
+		t.Errorf("A zero transformer chain returned an error.")
+	}
+}
+
+func TestChainOneTransformer(t *testing.T) {
+	tr := NewChain(&AbsURL{BaseURL: "http://base"})
+	apply(t, tr, abs_url_tests)
+}
+
+const H5_JS_CONTENT_ABS_URL_WITH_NAV = "<!DOCTYPE html><html><head><script src=\"/foobar.js\"></script></head><body><nav><ul><li hugo-nav=\"section_0\"></li><li hugo-nav=\"section_1\"></li></ul></nav><article>content <a href=\"/foobar\">foobar</a>. Follow up</article></body></html>"
+
+const CORRECT_OUTPUT_SRC_HREF_WITH_NAV = "<!DOCTYPE html><html><head><script src=\"http://two/foobar.js\"></script></head><body><nav><ul><li hugo-nav=\"section_0\"></li><li hugo-nav=\"section_1\" class=\"active\"></li></ul></nav><article>content <a href=\"http://two/foobar\">foobar</a>. Follow up</article></body></html>"
+
+var two_chain_tests = []test {
+	{H5_JS_CONTENT_ABS_URL_WITH_NAV, CORRECT_OUTPUT_SRC_HREF_WITH_NAV},
+}
+
+func TestChainTwoTransformer(t *testing.T) {
+	tr := NewChain(
+		&AbsURL{BaseURL: "http://two"},
+		&NavActive{Section: "section_1"},
+	)
+	apply(t, tr, two_chain_tests)
+}