Function TestSourceInfoNilSafety

common/ast/ast_test.go:211–263

(t *testing.T)

}

func TestSourceInfoNilSafety(t *testing.T) {
	info, err := ast.ProtoToSourceInfo(nil)
	if err != nil {
		t.Fatalf("ast.ProtoToSourceInfo() failed: %v", err)
	}
	tests := []*ast.SourceInfo{
		nil,
		info,
		ast.NewSourceInfo(nil),
	}
	for i, tst := range tests {
		tc := tst
		t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
			testInfo := tc
			if testInfo.SyntaxVersion() != "" {
				t.Errorf("SyntaxVersion() got %s, wanted empty string", testInfo.SyntaxVersion())
			}
			if testInfo.Description() != "" {
				t.Errorf("Description() got %s, wanted empty string", testInfo.Description())
			}
			if len(testInfo.LineOffsets()) != 0 {
				t.Errorf("LineOffsets() got %v, wanted empty list", testInfo.LineOffsets())
			}
			if len(testInfo.MacroCalls()) != 0 {
				t.Errorf("MacroCalls() got %v, wanted empty map", testInfo.MacroCalls())
			}
			if len(testInfo.Extensions()) != 0 {
				t.Errorf("Extensions() got %v, wanted empty list", testInfo.Extensions())
			}
			if call, found := testInfo.GetMacroCall(0); found {
				t.Errorf("GetMacroCall(0) got %v, wanted not found", call)
			}
			if r, found := testInfo.GetOffsetRange(0); found {
				t.Errorf("GetOffsetRange(0) got %v, wanted not found", r)
			}
			if loc := testInfo.GetStartLocation(0); loc != common.NoLocation {
				t.Errorf("GetStartLocation(0) got %v, wanted no location", loc)
			}
			if loc := testInfo.GetStopLocation(0); loc != common.NoLocation {
				t.Errorf("GetStopLocation(0) got %v, wanted no location", loc)
			}
			if off := testInfo.ComputeOffset(1, 0); off != 0 {
				t.Errorf("ComputeOffset(1, 0) got %d, wanted 0", off)
			}
			if off := testInfo.ComputeOffset(-2, 0); off != -1 {
				t.Errorf("ComputeOffset(-2, 0) got %d, wanted -1", off)
			}
			if off := testInfo.ComputeOffset(2, 0); off != -1 {
				t.Errorf("ComputeOffset(2, 0) got %d, wanted -1", off)
			}
		})
	}
}

func TestReferenceInfoEquals(t *testing.T) {
	tests := []struct {