func TestFigure8(t *testing.T) {
a := clock.Create(10, 1)
a.UpdateSync(10, 2)
b := &clock.Clock{}
b.ResolveTheirs(a)
// Figure 8 does not contain the compressed modtime optimization.
b.UpdateParent(11, 4)
c := &clock.Clock{}
if g, e := clock.Sync(b, c), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
c.ResolveTheirs(b)
c.UpdateSync(12, 5)
if g, e := c.String(), `{sync{10:2 11:4 12:5} mod{10:1 11:4} create{10:1}}`; g != e {
t.Errorf("bad state C: %v != %v", g, e)
}
a.ValidateFile(&clock.Clock{ /* dummy parent */ })
b.ValidateFile(&clock.Clock{ /* dummy parent */ })
c.ValidateFile(&clock.Clock{ /* dummy parent */ })
}
func TestFigure2C(t *testing.T) {
var b clock.Clock
a := clock.Create(10, 1)
if g, e := clock.Sync(a, &b), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
b.ResolveTheirs(a)
a.Update(10, 3)
b.Update(11, 3)
if g, e := clock.Sync(&b, a), clock.Conflict; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
if g, e := a.String(), `{sync{10:3} mod{10:3} create{10:1}}`; g != e {
t.Errorf("bad state A: %v != %v", g, e)
}
if g, e := b.String(), `{sync{10:1 11:3} mod{11:3} create{10:1}}`; g != e {
t.Errorf("bad state B: %v != %v", g, e)
}
a.ValidateFile(&clock.Clock{ /* dummy parent */ })
b.ValidateFile(&clock.Clock{ /* dummy parent */ })
}
func TestFigure5A(t *testing.T) {
a := clock.Create(10, 1)
a.Update(10, 2) // delete
b := &clock.Clock{}
if g, e := clock.Sync(a, b), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
b.ResolveTheirs(a)
b = clock.Create(11, 4)
if g, e := clock.SyncToMissing(b, a), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
a.ResolveTheirs(b)
a.ValidateFile(&clock.Clock{ /* dummy parent */ })
b.ValidateFile(&clock.Clock{ /* dummy parent */ })
}
func TestFigure3B(t *testing.T) {
var a clock.Clock
var b clock.Clock
var c clock.Clock
b.Update(11, 1)
if g, e := clock.Sync(&b, &a), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
a.ResolveTheirs(&b)
if g, e := clock.Sync(&b, &c), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
c.ResolveTheirs(&b)
a.Update(10, 3)
b.Update(11, 3)
if g, e := clock.Sync(&a, &b), clock.Conflict; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
// resolve conflict in favor of a
b.ResolveTheirs(&a)
if g, e := clock.Sync(&a, &b), clock.Nothing; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
if g, e := clock.Sync(&c, &b), clock.Nothing; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
a.Update(10, 6)
if g, e := clock.Sync(&a, &b), clock.Copy; g != e {
t.Errorf("bad sync decision: %v is to %v -> %v != %v", a, b, g, e)
}
a.ValidateFile(&clock.Clock{ /* dummy parent */ })
b.ValidateFile(&clock.Clock{ /* dummy parent */ })
c.ValidateFile(&clock.Clock{ /* dummy parent */ })
}