func TestStringSetRemove(t *testing.T) {
for _, testcase := range []struct {
input report.StringSet
strs []string
want report.StringSet
}{
{input: report.StringSet(nil), strs: []string{}, want: report.StringSet(nil)},
{input: report.MakeStringSet(), strs: []string{}, want: report.MakeStringSet()},
{input: report.MakeStringSet("a"), strs: []string{}, want: report.MakeStringSet("a")},
{input: report.MakeStringSet(), strs: []string{"a"}, want: report.MakeStringSet()},
{input: report.MakeStringSet("a"), strs: []string{"a"}, want: report.StringSet{}},
{input: report.MakeStringSet("b"), strs: []string{"a", "b"}, want: report.StringSet{}},
{input: report.MakeStringSet("a"), strs: []string{"c", "b"}, want: report.MakeStringSet("a")},
{input: report.MakeStringSet("a", "c"), strs: []string{"b", "b", "b"}, want: report.MakeStringSet("a", "c")},
} {
if want, have := testcase.want, testcase.input.Remove(testcase.strs...); !reflect.DeepEqual(want, have) {
t.Errorf("%v - %v: want %#v, have %#v", testcase.input, testcase.strs, want, have)
}
}
}
func TestStringSetMerge(t *testing.T) {
for _, testcase := range []struct {
input report.StringSet
other report.StringSet
want report.StringSet
}{
{input: report.StringSet(nil), other: report.StringSet(nil), want: report.StringSet(nil)},
{input: report.MakeStringSet(), other: report.MakeStringSet(), want: report.MakeStringSet()},
{input: report.MakeStringSet("a"), other: report.MakeStringSet(), want: report.MakeStringSet("a")},
{input: report.MakeStringSet(), other: report.MakeStringSet("a"), want: report.MakeStringSet("a")},
{input: report.MakeStringSet("a"), other: report.MakeStringSet("b"), want: report.MakeStringSet("a", "b")},
{input: report.MakeStringSet("b"), other: report.MakeStringSet("a"), want: report.MakeStringSet("a", "b")},
{input: report.MakeStringSet("a"), other: report.MakeStringSet("a"), want: report.MakeStringSet("a")},
{input: report.MakeStringSet("a", "c"), other: report.MakeStringSet("a", "b"), want: report.MakeStringSet("a", "b", "c")},
{input: report.MakeStringSet("b"), other: report.MakeStringSet("a"), want: report.MakeStringSet("a", "b")},
} {
if want, have := testcase.want, testcase.input.Merge(testcase.other); !reflect.DeepEqual(want, have) {
t.Errorf("%v + %v: want %v, have %v", testcase.input, testcase.other, want, have)
}
}
}