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Change return type of Toggle to simple bool

This commit is contained in:
Tevin Zhang 2020-07-07 15:33:59 +08:00
parent b830aebdb7
commit 53396ec6fe
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GPG Key ID: EE7DA2A50F0960FB
2 changed files with 7 additions and 7 deletions
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6
bool.go
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@ -49,9 +49,9 @@ func (ab *AtomicBool) SetTo(yes bool) {
} }
} }
// Toggle negates boolean atomically and returns a new AtomicBool object which holds previous boolean value. // Toggle inverts the boolean then returns the value before inverting.
func (ab *AtomicBool) Toggle() *AtomicBool { func (ab *AtomicBool) Toggle() bool {
return NewBool(atomic.AddInt32((*int32)(ab), 1)&1 == 0) return atomic.AddInt32((*int32)(ab), 1)&1 == 0
} }
// SetToIf sets the Boolean to new only if the Boolean matches the old // SetToIf sets the Boolean to new only if the Boolean matches the old

8
bool_test.go
View File

@ -64,7 +64,7 @@ func TestBool(t *testing.T) {
} }
prev := v.Toggle() prev := v.Toggle()
if v.IsSet() == prev.IsSet() { if v.IsSet() == prev {
t.Fatal("AtomicBool.Toggle() to false failed") t.Fatal("AtomicBool.Toggle() to false failed")
} }
} }
@ -73,7 +73,7 @@ func TestToogleMultipleTimes(t *testing.T) {
t.Parallel() t.Parallel()
v := New() v := New()
pre := NewBool(!v.IsSet()) pre := !v.IsSet()
for i := 0; i < 100; i++ { for i := 0; i < 100; i++ {
v.SetTo(false) v.SetTo(false)
for j := 0; j < i; j++ { for j := 0; j < i; j++ {
@ -85,8 +85,8 @@ func TestToogleMultipleTimes(t *testing.T) {
t.Fatalf("AtomicBool.Toogle() doesn't work after %d calls, expected: %v, got %v", i, expected, v.IsSet()) t.Fatalf("AtomicBool.Toogle() doesn't work after %d calls, expected: %v, got %v", i, expected, v.IsSet())
} }
if pre.IsSet() == v.IsSet() { if pre == v.IsSet() {
t.Fatalf("AtomicBool.Toogle() returned wrong value at the %dth calls, expected: %v, got %v", i, !v.IsSet(), pre.IsSet()) t.Fatalf("AtomicBool.Toogle() returned wrong value at the %dth calls, expected: %v, got %v", i, !v.IsSet(), pre)
} }
} }
} }