1 files changed, 33 insertions, 0 deletions
diff --git a/pathrouter/matcher_test.go b/pathrouter/matcher_test.go
new file mode 100644
index 0000000..4b1382c
--- /dev/null
+++ b/pathrouter/matcher_test.go
@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: 2026 Stefan Majewsky <majewsky@gmx.net>
+// SPDX-License-Identifier: Apache-2.0
+
+package pathrouter // This file contains tests that access unexported helper functions.
+
+import (
+	"net/url"
+	"testing"
+
+	"go.xyrillian.de/gg/assert"
+)
+
+func TestExtractPath(t *testing.T) {
+	extract := func(rawURL string) []string {
+		t.Helper()
+		parsedURL, err := url.Parse(rawURL)
+		if err != nil {
+			t.Fatal(err)
+		}
+		return extractPath(parsedURL)
+	}
+
+	assert.Equal(t, extract("http://localhost/"), []string{""})
+	assert.Equal(t, extract("http://localhost///"), []string{""})
+	assert.Equal(t, extract("http://localhost/foo"), []string{"foo"})
+	assert.Equal(t, extract("http://localhost///foo"), []string{"foo"})
+	assert.Equal(t, extract("http://localhost/foo/"), []string{"foo", ""})
+	assert.Equal(t, extract("http://localhost///foo///"), []string{"foo", ""})
+	assert.Equal(t, extract("http://localhost/foo/%2Fbar%2F"), []string{"foo", "%2Fbar%2F"})
+	assert.Equal(t, extract("http://localhost///foo///%2Fbar%2F"), []string{"foo", "%2Fbar%2F"})
+	assert.Equal(t, extract("http://localhost/foo/%2Fbar%2F/"), []string{"foo", "%2Fbar%2F", ""})
+	assert.Equal(t, extract("http://localhost///foo///%2Fbar%2F///"), []string{"foo", "%2Fbar%2F", ""})
+}