expect:
        def version = parse(versionStr)
        version.parts as List == parts

        where:
        versionStr       | parts
        'abc123'         | ['abc', '123']
        '1a2b'           | ['1', 'a', '2', 'b']
        '1\u03b12\u03b2' | ['1', '\u03b1', '2', '\u03b2']
    }

    def "base version includes the first . separated parts"() {
        expect:
        def version = parse(versionStr)

        step8 instanceof RegExpPatternStep
        step8.matches("abc")
        step8.matches("1a2b3c4")
        !step8.matches("")
        !step8.matches("ab")
        !step8.matches("1a2b")
    }

    def "creates step for non-wildcard segment"() {
        expect:
        def step = PatternStepFactory.getStep("abc", true);
        step instanceof FixedPatternStep
        step.value == "abc"

t_ptr_func_int_of_float_double *a7;
t_func_ptr_int_of_char_schar_uchar *a8;
t_func_void_of_char *a9;
t_func_void_of_void *a10;
t_func_void_of_ptr_char_dots *a11;
t_my_struct *a12;
t_my_struct1 *a12a;
t_my_union *a12b;
t_my_enum *a13;
t_my_list *a14;
t_my_tree *a15;
t_ptr_func_int_of_float_complex *a16;
t_ptr_func_int_of_double_complex *a17;
t_ptr_func_int_of_long_double_complex *a18;

int main()
{
	return 0;

    }

    def "does not accept candidate version that differs in separator"() {
        expect:
        !accept("1.0", "1_0")
        !accept("1_0", "1-0")
        !accept("1-0", "1+0")
        !accept("1.a.2", "1a2")
    }

    def "does not accept candidate version that has different number of trailing .0's"() {
        expect:
        !accept("1.0.0", "1.0")
        !accept("1", "1.0.0")
    }

    def "versions that differ only in separators are equal"() {
        expect:
        compare("1.0", "1_0") == 0
        compare("1_0", "1-0") == 0
        compare("1-0", "1+0") == 0
        compare("1.a.2", "1a2") == 0 // number-word and word-number boundaries are considered separators
    }

    def "leading zeros in numeric parts are ignored"() {
        expect:
        compare("01.0", "1.0") == 0