Partial test case for KV parsing

partial test case.java

private static final String INPUT = "key=\"value\" withEqualsSign=\"Base64==\" isEmpty=\"\" withSpaces=\" s p a c e s \" withEscapeChar=\"aaa\\\\bbb\" withEscapeChar2=\"aaa\\\"bbb\" withEscapeChar3=\"aaa\\]bbb\"";

    @Test
    public void variousVariations() throws Exception {
        final List<Map.Entry<String, String>> collect = KeyValueReaderIterable.stream(INPUT).collect(Collectors.toList());
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("key", "value")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("withEqualsSign", "Base64==")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("isEmpty", "")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("withSpaces", " s p a c e s ")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("withEscapeChar", "aaa\\\\bbb")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("withEscapeChar2", "aaa\\\"bbb")));
        assertThat(collect, hasItem(new AbstractMap.SimpleEntry<>("withEscapeChar3", "aaa\\]bbb")));
    }