Function TestMap

syncs/syncs_test.go:200–290

(t *testing.T)

}

func TestMap(t *testing.T) {
	var m Map[string, int]
	if v, ok := m.Load("noexist"); v != 0 || ok {
		t.Errorf(`Load("noexist") = (%v, %v), want (0, false)`, v, ok)
	}
	m.LoadFunc("noexist", func(v int, ok bool) {
		if v != 0 || ok {
			t.Errorf(`LoadFunc("noexist") = (%v, %v), want (0, false)`, v, ok)
		}
	})
	m.Store("one", 1)
	if v, ok := m.LoadOrStore("one", -1); v != 1 || !ok {
		t.Errorf(`LoadOrStore("one", 1) = (%v, %v), want (1, true)`, v, ok)
	}
	if v, ok := m.Load("one"); v != 1 || !ok {
		t.Errorf(`Load("one") = (%v, %v), want (1, true)`, v, ok)
	}
	m.LoadFunc("one", func(v int, ok bool) {
		if v != 1 || !ok {
			t.Errorf(`LoadFunc("one") = (%v, %v), want (1, true)`, v, ok)
		}
	})
	if v, ok := m.LoadOrStore("two", 2); v != 2 || ok {
		t.Errorf(`LoadOrStore("two", 2) = (%v, %v), want (2, false)`, v, ok)
	}
	if v, ok := m.LoadOrInit("three", func() int { return 3 }); v != 3 || ok {
		t.Errorf(`LoadOrInit("three", 3) = (%v, %v), want (3, true)`, v, ok)
	}
	got := map[string]int{}
	want := map[string]int{"one": 1, "two": 2, "three": 3}
	maps.Insert(got, m.All())
	if d := cmp.Diff(got, want); d != "" {
		t.Errorf("Range mismatch (-got +want):\n%s", d)
	}
	if v, ok := m.LoadAndDelete("two"); v != 2 || !ok {
		t.Errorf(`LoadAndDelete("two) = (%v, %v), want (2, true)`, v, ok)
	}
	if v, ok := m.LoadAndDelete("two"); v != 0 || ok {
		t.Errorf(`LoadAndDelete("two) = (%v, %v), want (0, false)`, v, ok)
	}
	m.Delete("three")
	m.Delete("one")
	m.Delete("noexist")
	got = map[string]int{}
	want = map[string]int{}
	maps.Insert(got, m.All())
	if d := cmp.Diff(got, want); d != "" {
		t.Errorf("Range mismatch (-got +want):\n%s", d)
	}

	t.Run("LoadOrStore", func(t *testing.T) {
		var m Map[string, string]
		var wg sync.WaitGroup
		var ok1, ok2 bool
		wg.Go(func() { _, ok1 = m.LoadOrStore("", "") })
		wg.Go(func() { _, ok2 = m.LoadOrStore("", "") })
		wg.Wait()
		if ok1 == ok2 {