diff --git a/src/extract-uri-test.h b/src/extract-uri-test.h
--- /dev/null
+++ b/src/extract-uri-test.h
@@ -0,0 +1,49 @@
+
+#ifndef SEEN_EXTRACT_URI_TEST_H
+#define SEEN_EXTRACT_URI_TEST_H
+
+#include <cxxtest/TestSuite.h>
+
+#include "extract-uri.h"
+
+class ExtractURITest : public CxxTest::TestSuite
+{
+public:
+ void testBase()
+ {
+ char const* cases[][2] = {
+ { "url(#foo)", "#foo" },
+ { "url foo ", "foo" },
+ { "url", NULL },
+ { "url ", NULL },
+ { "url()", NULL },
+ { "url ( ) ", NULL },
+ { "url foo bar ", "foo bar" }
+ };
+
+ for ( size_t i = 0; i < G_N_ELEMENTS(cases); i++ )
+ {
+ char const* result = extract_uri( cases[i][0] );
+
+ TS_ASSERT_EQUALS( ( result == NULL ), ( cases[i][1] == NULL ) );
+ if ( result )
+ {
+ TS_ASSERT_EQUALS( std::string(result), std::string(cases[i][1]) );
+ }
+ }
+ }
+
+};
+
+#endif // SEEN_EXTRACT_URI_TEST_H
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :