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RNET-1133: Fixed equality comparison for collections in mixed #3573

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merged 5 commits into from
Apr 16, 2024
Merged

RNET-1133: Fixed equality comparison for collections in mixed #3573

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da6976e
Fixed equality comparison for collections in mixed
papafe Apr 16, 2024
c245d19
Fix
papafe Apr 16, 2024
cdbf7f6
Corrections
papafe Apr 16, 2024
d943397
Reinstatet cases
papafe Apr 16, 2024
746e17d
Added missing cases plus explanation
papafe Apr 16, 2024
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2 changes: 2 additions & 0 deletions Realm/Realm/DatabaseTypes/RealmValue.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1533,6 +1533,8 @@ public bool Equals(RealmValue other)
RealmValueType.ObjectId => AsObjectId() == other.AsObjectId(),
RealmValueType.Guid => AsGuid() == other.AsGuid(),
RealmValueType.Object => AsIRealmObject().Equals(other.AsIRealmObject()),
RealmValueType.List => AsList().Equals(other.AsList()),
RealmValueType.Dictionary => AsDictionary().Equals(other.AsDictionary()),
Comment on lines +1536 to +1537
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RealmValueType.Null => true,
_ => false,
};
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59 changes: 53 additions & 6 deletions Tests/Realm.Tests/Database/RealmValueWithCollections.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,7 @@ public void List_WhenRetrieved_WorksWithAllTypes([Values(true, false)] bool isMa
}

[Test]
public void List_InRealmValue_NotEqualToAnything([Values(true, false)] bool isManaged)
public void List_InRealmValue_Equality([Values(true, false)] bool isManaged)
{
var innerList = ListGenerator(1);
var innerDict = DictGenerator(1);
Expand All @@ -113,15 +113,44 @@ public void List_InRealmValue_NotEqualToAnything([Values(true, false)] bool isMa
innerDict,
};

var copyOriginalList = new List<RealmValue>
{
RealmValue.Null,
1,
true,
"string",
new byte[] { 0, 1, 2 },
new DateTimeOffset(1234, 5, 6, 7, 8, 9, TimeSpan.Zero),
1f,
2d,
3m,
new ObjectId("5f63e882536de46d71877979"),
Guid.Parse("3809d6d9-7618-4b3d-8044-2aa35fd02f31"),
new InternalObject { IntProperty = 10, StringProperty = "brown" },
innerList,
innerDict,
};

RealmValue rv = originalList;
RealmValue rv2 = copyOriginalList;

if (isManaged)
{
rv = PersistAndFind(rv).RealmValueProperty;
}

Assert.That(rv == originalList, Is.False);
Assert.That(rv.Equals(originalList), Is.False);
#pragma warning disable CS1718 // Comparison made to same variable
Assert.That(rv == rv, Is.True);
#pragma warning restore CS1718 // Comparison made to same variable
Assert.That(rv.Equals(rv), Is.True);

// They contains the same values, but the collections do not point to the same object reference
Assert.That(rv == rv2, Is.False);
Assert.That(rv.Equals(rv2), Is.False);

// If the object is unmanaged, the RealmValue just wraps the collection
Assert.That(rv == originalList, isManaged ? Is.False : Is.True);
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Assert.That(rv.Equals(originalList), isManaged ? Is.False : Is.True);
}

[Test]
Expand Down Expand Up @@ -577,7 +606,7 @@ public void Dictionary_WhenRetrieved_WorksWithAllTypes([Values(true, false)] boo
}

[Test]
public void Dictionary_InRealmValue_NotEqualToAnything([Values(true, false)] bool isManaged)
public void Dictionary_InRealmValue_Equality([Values(true, false)] bool isManaged)
{
var innerList = ListGenerator(1);
var innerDict = DictGenerator(1);
Expand All @@ -589,15 +618,33 @@ public void Dictionary_InRealmValue_NotEqualToAnything([Values(true, false)] boo
{ "e", innerDict },
};

var copyOriginalDict = new Dictionary<string, RealmValue>
{
{ "c", new InternalObject { IntProperty = 10, StringProperty = "brown" } },
{ "d", innerList },
{ "e", innerDict },
};

RealmValue rv = originalDict;
RealmValue rv2 = copyOriginalDict;

if (isManaged)
{
rv = PersistAndFind(rv).RealmValueProperty;
}

Assert.That(rv == originalDict, Is.False);
Assert.That(rv.Equals(originalDict), Is.False);
#pragma warning disable CS1718 // Comparison made to same variable
Assert.That(rv == rv, Is.True);
#pragma warning restore CS1718 // Comparison made to same variable
Assert.That(rv.Equals(rv), Is.True);

// They contains the same values, but the collections do not point to the same object reference
Assert.That(rv == rv2, Is.False);
Assert.That(rv.Equals(rv2), Is.False);

// If the object is unmanaged, the RealmValue just wraps the collection
Assert.That(rv == originalDict, isManaged ? Is.False : Is.True);
Assert.That(rv.Equals(originalDict), isManaged ? Is.False : Is.True);
}

[Test]
Expand Down
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