Function TestSourceInfo

common/ast/ast_test.go:176–209

(t *testing.T)

}

func TestSourceInfo(t *testing.T) {
	src := common.NewStringSource("a\n? b\n: c", "custom description")
	info := ast.NewSourceInfo(src)
	if info.Description() != "custom description" {
		t.Errorf("Description() got %s, wanted 'custom description'", info.Description())
	}
	if len(info.LineOffsets()) != 3 {
		t.Errorf("LineOffsets() got %v, wanted 3 offsets", info.LineOffsets())
	}
	info.SetOffsetRange(1, ast.OffsetRange{Start: 0, Stop: 1}) // a
	info.SetOffsetRange(2, ast.OffsetRange{Start: 4, Stop: 5}) // b
	info.SetOffsetRange(3, ast.OffsetRange{Start: 8, Stop: 9}) // c
	if !reflect.DeepEqual(info.GetStartLocation(1), common.NewLocation(1, 0)) {
		t.Errorf("info.GetStartLocation(1) got %v, wanted line 1, col 0", info.GetStartLocation(1))
	}
	if !reflect.DeepEqual(info.GetStopLocation(1), common.NewLocation(1, 1)) {
		t.Errorf("info.GetStopLocation(1) got %v, wanted line 1, col 1", info.GetStopLocation(1))
	}
	if !reflect.DeepEqual(info.GetStartLocation(2), common.NewLocation(2, 2)) {
		t.Errorf("info.GetStartLocation(2) got %v, wanted line 2, col 2", info.GetStartLocation(2))
	}
	if !reflect.DeepEqual(info.GetStopLocation(2), common.NewLocation(2, 3)) {
		t.Errorf("info.GetStopLocation(2) got %v, wanted line 2, col 3", info.GetStopLocation(2))
	}
	if !reflect.DeepEqual(info.GetStartLocation(3), common.NewLocation(3, 2)) {
		t.Errorf("info.GetStartLocation(3) got %v, wanted line 2, col 2", info.GetStartLocation(3))
	}
	if !reflect.DeepEqual(info.GetStopLocation(3), common.NewLocation(3, 3)) {
		t.Errorf("info.GetStopLocation(3) got %v, wanted line 2, col 3", info.GetStopLocation(3))
	}
	if info.ComputeOffset(3, 2) != 8 {
		t.Errorf("info.ComputeOffset(3, 2) got %d, wanted 8", info.ComputeOffset(3, 2))
	}
}

func TestSourceInfoNilSafety(t *testing.T) {
	info, err := ast.ProtoToSourceInfo(nil)