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tp_set_test.go
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tp_set_test.go
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package crdt
import "testing"
func TestTPSetInitialization(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
if tpset.Size() != 0 {
t.Fatalf("tpset should initialize to a size of 0")
}
}
func TestTPSetAdd(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
if tpset.Size() != 1 {
t.Fatalf("tpset size should be 1")
}
}
func TestTPSetLookupTrue(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
if !tpset.Lookup(5) {
t.Fatalf("tpset lookup should have been true")
}
}
func TestTPSetLookupFalse(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
if tpset.Lookup(10) {
t.Fatalf("tpset lookup should have been false")
}
}
func TestTPSetValidRemove(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset.Remove(5)
if tpset.Size() != 0 {
t.Fatalf("tpset size should be 0")
}
if tpset.Lookup(5) {
t.Fatalf("tpset lookup should have been false")
}
}
func TestTPSetInvalidRemove(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Remove(5)
tpset.Add(5)
if tpset.Size() != 1 {
t.Fatalf("tpset size should be 1")
}
if !tpset.Lookup(5) {
t.Fatalf("tpset lookup should have been true")
}
}
func TestTPSetValidRemoveIf(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset.RemoveIf(func(value int) bool {
return value == 5
})
if tpset.Size() != 0 {
t.Fatalf("tpset size should be 0")
}
if tpset.Lookup(5) {
t.Fatalf("tpset lookup should have been false")
}
}
func TestTPSetInvalidRemoveIf(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset.RemoveIf(func(value int) bool {
return value == 10
})
if tpset.Size() != 1 {
t.Fatalf("tpset size should be 1")
}
if !tpset.Lookup(5) {
t.Fatalf("tpset lookup should have been true")
}
}
func TestTPSetMerge(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset2 := NewTwoPhaseSet[int]("tpset")
tpset2.Add(10)
tpset2.Add(15)
tpset2.Remove(10)
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false before merge")
}
if tpset.Lookup(15) {
t.Fatalf("tpset lookup for 15 should have been false before merge")
}
tpset.Merge(tpset2)
if tpset.Size() != 2 {
t.Fatalf("tpset size should have been 2 after merge")
}
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false after merge")
}
if !tpset.Lookup(15) {
t.Fatalf("tpset lookup for 10 should have been true after merge")
}
}
func TestTPSetMergeIdempotent(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset2 := NewTwoPhaseSet[int]("tpset")
tpset2.Add(10)
tpset2.Add(15)
tpset2.Remove(10)
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false before merge")
}
if tpset.Lookup(15) {
t.Fatalf("tpset lookup for 15 should have been false before merge")
}
tpset.Merge(tpset2)
if tpset.Size() != 2 {
t.Fatalf("tpset size should have been 2 after merge")
}
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false after merge")
}
if !tpset.Lookup(15) {
t.Fatalf("tpset lookup for 10 should have been true after merge")
}
tpset.Merge(tpset2)
tpset.Merge(tpset2)
tpset.Merge(tpset2)
if tpset.Size() != 2 {
t.Fatalf("tpset size should have been 2 after merge")
}
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false after merge")
}
if !tpset.Lookup(15) {
t.Fatalf("tpset lookup for 10 should have been true after merge")
}
}
func TestTPSetMergeUnmatchedName(t *testing.T) {
tpset := NewTwoPhaseSet[int]("tpset")
tpset.Add(5)
tpset2 := NewTwoPhaseSet[int]("tpset2")
tpset2.Add(10)
tpset2.Add(15)
tpset2.Remove(10)
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false before merge")
}
if tpset.Lookup(15) {
t.Fatalf("tpset lookup for 15 should have been false before merge")
}
tpset.Merge(tpset2)
if tpset.Size() != 1 {
t.Fatalf("tpset size should have been 1 after merge")
}
if tpset.Lookup(10) {
t.Fatalf("tpset lookup for 10 should have been false after merge")
}
if tpset.Lookup(15) {
t.Fatalf("tpset lookup for 10 should have been false after merge")
}
}