@Test
public void shouldCorrectlyWriteStringValues() {

    assertSame("\"\"", writer.write(""));
    assertSame("\"10.01\"", writer.write("10.01"));
    assertSame("\"10.01d\"", writer.write("10.01d"));
    assertSame("\"null\"", writer.write("null"));
    assertSame("\"abcdefghijklmnopqrstuvwxyz\"", writer.write("abcdefghijklmnopqrstuvwxyz"));
}