and:
        noImports()

        where:
        include       | macro
        'A()'         | 'A'
        'A( )'        | 'A'
        'ABC( )'      | 'ABC'
        '_A$2( )'     | '_A$2'
        'abc( )'      | 'abc'
        'a12  \t(\t)' | 'a12'
    }

    def "finds macro function call include with parameters"() {
        when:
        sourceFile << """
    #include ${include}

	{"x", "a", -1},
	{"x", "x", 0},
	{"abc", "a", 0},
	{"abc", "b", 1},
	{"abc", "c", 2},
	{"abc", "x", -1},
	// test special cases in Index() for short strings
	{"", "ab", -1},
	{"bc", "ab", -1},
	{"ab", "ab", 0},
	{"xab", "ab", 1},
	{"xab"[:2], "ab", -1},
	{"", "abc", -1},
	{"xbc", "abc", -1},
	{"abc", "abc", 0},
	{"xabc", "abc", 1},
	{"xabc"[:3], "abc", -1},
	{"xabxc", "abc", -1},
	{"", "abcd", -1},

	Comma   rune
}{
	{Input: [][]string{{"abc"}}, Output: "abc\n"},
	{Input: [][]string{{"abc"}}, Output: "abc\r\n", UseCRLF: true},
	{Input: [][]string{{`"abc"`}}, Output: `"""abc"""` + "\n"},
	{Input: [][]string{{`a"b`}}, Output: `"a""b"` + "\n"},
	{Input: [][]string{{`"a"b"`}}, Output: `"""a""b"""` + "\n"},
	{Input: [][]string{{" abc"}}, Output: `" abc"` + "\n"},
	{Input: [][]string{{"abc,def"}}, Output: `"abc,def"` + "\n"},

        def step1 = PatternStepFactory.getStep("*abc", true);
        step1 instanceof HasSuffixPatternStep
        step1.suffix == "abc"

        step1.matches("abc")
        step1.matches("thing.abc")
        !step1.matches("thing.java")

        and:
        def step2 = PatternStepFactory.getStep("**abc", true);
        step2 instanceof HasSuffixPatternStep
        step2.suffix == "abc"

        step2.matches("abc")

	_ = s.ABC // ERROR "s.ABC undefined (type struct{x int; aBc int} has no field or method ABC, but does have field aBc)"
}

func _() {
	type S struct {
		x int
	}
	var s S
	_ = s.x
	_ = s /* ERROR "invalid operation: cannot call non-function s.x (variable of type int)" */ .x()
	_ = s.X // ERROR "s.X undefined (type S has no field or method X, but does have field x)"

			aggregate{fmt.Errorf("abc")},
			aggregate{fmt.Errorf("abc")},
		},
		{
			aggregate{fmt.Errorf("abc"), fmt.Errorf("def"), fmt.Errorf("ghi")},
			aggregate{fmt.Errorf("abc"), fmt.Errorf("def"), fmt.Errorf("ghi")},
		},
		{
			aggregate{aggregate{fmt.Errorf("abc")}},
			aggregate{fmt.Errorf("abc")},
		},
		{
			aggregate{aggregate{aggregate{fmt.Errorf("abc")}}},
			aggregate{fmt.Errorf("abc")},
		},
		{

import (
	"errors"
	"testing"
)

func TestNewEqual(t *testing.T) {
	// Different allocations should not be equal.
	if errors.New("abc") == errors.New("abc") {
		t.Errorf(`New("abc") == New("abc")`)
	}
	if errors.New("abc") == errors.New("xyz") {
		t.Errorf(`New("abc") == New("xyz")`)
	}

	// Same allocation should be equal to itself (not crash).
	err := errors.New("jkl")
	if err != err {
		t.Errorf(`err != err`)

    // Identical valid surrogate pairs.
    assertEquals(
        "abc\uD8AB\uDCAB", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCABxyz"));
    // Differing valid surrogate pairs.
    assertEquals("abc", Strings.commonPrefix("abc\uD8AB\uDCABdef", "abc\uD8AB\uDCACxyz"));
    // One invalid pair.

        assertEquals("", StringUtil.substringToLast("abc", "c"));
        assertEquals("c", StringUtil.substringToLast("abc", "b"));
        assertEquals("c", StringUtil.substringToLast("abcbc", "b"));
        assertEquals("abc", StringUtil.substringToLast("abc", ""));
        assertEquals("abc", StringUtil.substringToLast("abc", null));
        assertEquals("abc", StringUtil.substringToLast("abc", "dddd"));
    }

    /**

        where:
        types              | args           | transformed           | desc
        [TestEnum]         | ["abc"]        | [TestEnum.ABC]        | "one arg"
        [TestEnum, String] | ["abc", "abc"] | [TestEnum.ABC, "abc"] | "two args"
    }

    def "returns original args when no transformation is required - #desc"() {