Method testQueryParams

Tests/Libraries/Http/HttpURLParserTest.cpp:291–362

void SC::HttpURLParserTest::testQueryParams()
{
    HttpURLParser urlParser;
    StringSpan    value;

    // Multiple query parameters
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?key1=value1&key2=value2&key3=value3"));
    SC_TEST_EXPECT(urlParser.search == "?key1=value1&key2=value2&key3=value3");
    SC_TEST_EXPECT(urlParser.getQueryValue("key2", value));
    SC_TEST_EXPECT(value == "value2");
    SC_TEST_EXPECT(HttpURLParser::getQueryValue("key1=value1&key2=value2", "key1", value));
    SC_TEST_EXPECT(value == "value1");

    // Query parameter with empty value
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?empty=&key=value"));
    SC_TEST_EXPECT(urlParser.search == "?empty=&key=value");
    SC_TEST_EXPECT(urlParser.getQueryValue("empty", value));
    SC_TEST_EXPECT(value.isEmpty());

    // Query parameter with no value
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?flag&key=value"));
    SC_TEST_EXPECT(urlParser.search == "?flag&key=value");
    SC_TEST_EXPECT(urlParser.getQueryValue("flag", value));
    SC_TEST_EXPECT(value.isEmpty());

    // Only query parameters, no path
    SC_TEST_EXPECT(urlParser.parse("http://example.com?query=value"));
    SC_TEST_EXPECT(urlParser.pathname == "/");
    SC_TEST_EXPECT(urlParser.search == "?query=value");

    // Query parameters with special characters
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?q=hello%20world&special=%2B%2D"));
    SC_TEST_EXPECT(urlParser.search == "?q=hello%20world&special=%2B%2D");
    SC_TEST_EXPECT(urlParser.getQueryValue("q", value));
    SC_TEST_EXPECT(value == "hello%20world");
    SC_TEST_EXPECT(urlParser.getQueryValue("special", value));
    SC_TEST_EXPECT(value == "%2B%2D");

    // First repeated key wins
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?name=first&name=second"));
    SC_TEST_EXPECT(urlParser.getQueryValue("name", value));
    SC_TEST_EXPECT(value == "first");

    // Missing and empty search
    SC_TEST_EXPECT(not urlParser.getQueryValue("missing", value));
    SC_TEST_EXPECT(value.isEmpty());
    SC_TEST_EXPECT(not HttpURLParser::getQueryValue("", "missing", value));
    SC_TEST_EXPECT(not HttpURLParser::getQueryValue("?", "missing", value));

    // UTF8 values stay raw and zero-copy.
    SC_TEST_EXPECT(urlParser.parse("http://example.com/path?q=tëst&vâlue=ok"_u8));
    SC_TEST_EXPECT(urlParser.getQueryValue("q", value));
    SC_TEST_EXPECT(value == "tëst"_u8);
    SC_TEST_EXPECT(urlParser.getQueryValue("vâlue"_u8, value));
    SC_TEST_EXPECT(value == "ok");

    HttpURLQueryIterator iterator("?flag&empty=&key=value");
    HttpURLQueryItem     item;
    SC_TEST_EXPECT(iterator.next(item));
    SC_TEST_EXPECT(item.name == "flag");