@ParameterizedTest
    @EnumSource(Mode.class)
    void shouldNormalizeEncodedUnicode(Mode mode) {
        final String encodedPath = "/%ec%95%88";
        final String encodedQuery = "%eb%85%95";
        assertAccepted(parse(mode, encodedPath + '?' + encodedQuery),
                       Ascii.toUpperCase(encodedPath),
                       Ascii.toUpperCase(encodedQuery));
    }
{@link RequestTarget} treats the first `=` in a query parameter as `/` internally to simplify
the detection the logic. This test makes sure the `=` appeared later is not treated as `/`.
core/src/test/java/com/linecorp/armeria/internal/common/DefaultRequestTargetTest.java