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Add more packetmap tests.

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This commit is contained in:
Juliusz Chroboczek 2023-01-06 10:51:48 +01:00
parent 774432bd5e
commit 41c7114387
1 changed files with 53 additions and 0 deletions
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53
packetmap/packetmap_test.go
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@ -171,6 +171,59 @@ func TestWraparound(t *testing.T) {
uint16(i-2), 1, ok, s, p) uint16(i-2), 1, ok, s, p)
} }
} }
ok, s, p = m.Map((256000 & 0xFFFF) + 2, 1)
expect := uint16((256000) & 0xFFFF)
if !ok || s != expect || p != 1 {
t.Errorf("Expected %v, 1, got %v, %v, %v", expect, ok, s, p)
}
}
func TestWraparoundDrop(t *testing.T) {
m := Map{}
ok, s, p := m.Map(0, 0)
if !ok || s != 0 || p != 0 {
t.Errorf("Expected 0, 0, got %v, %v, %v", ok, s, p)
}
ok, s, p = m.Map(1, 0)
if !ok || s != 1 || p != 0 {
t.Errorf("Expected 1, 0, got %v, %v, %v", ok, s, p)
}
ok = m.Drop(2, 1)
if !ok || m.pidDelta != 1 {
t.Errorf("Expected 1, got %v, %v", ok, m.pidDelta)
}
ok = m.Drop(3, 1)
if !ok || m.pidDelta != 1 {
t.Errorf("Expected 1, got %v, %v", ok, m.pidDelta)
}
for i := 4; i < 256000; i+= 3 {
ok, s, p = m.Map(uint16(i), uint16((i/2) & 0x7FFF))
if !ok || s != uint16((i-1)/3*2) || p != 1 {
t.Errorf("Expected %v, %v, got %v, %v, %v",
uint16((i-1)/3*2), 1, ok, s, p)
}
ok, s, p = m.Map(uint16(i + 1), uint16((i/2) & 0x7FFF))
if !ok || s != uint16((i-1)/3*2 + 1) || p != 1 {
t.Errorf("Expected %v, %v, got %v, %v, %v",
uint16((i-1)/3*2 + 1), 1, ok, s, p)
}
ok = m.Drop(uint16(i + 2), uint16((i/2) & 0x7FFF))
if !ok {
t.Errorf("Expected ok")
}
}
ok, s, p = m.Map((256000 & 0xFFFF) + 4, 0)
expect := uint16(((256000 - 1)/3*2 + 4) & 0xFFFF)
if !ok || s != expect || p != 1 {
t.Errorf("Expected %v, 1, got %v, %v, %v", expect, ok, s, p)
}
} }
func TestReset(t *testing.T) { func TestReset(t *testing.T) {