public void CreateAndDisposeExplicitSetting(ReferenceHandling referenceHandling)
{
var x = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var y = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var propertyChanges = new List<string>();
var expectedChanges = new List<string>();
using (var tracker = Track.IsDirty(x, y, PropertiesSettings.GetOrCreate(referenceHandling)))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.Value++;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Value x: 2 y: 1", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
x.Value++;
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
#if (!DEBUG) // debug build keeps instances alive longer for nicer debugging experience
var wrx = new System.WeakReference(x);
var wry = new System.WeakReference(y);
x = null;
y = null;
System.GC.Collect();
Assert.AreEqual(false, wrx.IsAlive);
Assert.AreEqual(false, wry.IsAlive);
#endif
}
public void DoesNotNotifyWhenMissingProperty()
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var propertyChanges = new List <string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged("Missing");
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged("Missing");
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
}
}
public void Excludes(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties { IntValue = 1, StringValue = "2" };
var target = new WithSimpleProperties { IntValue = 3, StringValue = "4" };
var settings = PropertiesSettings.Build()
.IgnoreProperty<WithSimpleProperties>(x => x.StringValue)
.CreateSettings(referenceHandling);
using (Synchronize.PropertyValues(source, target, settings))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("4", target.StringValue);
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
source.StringValue = "7";
Assert.AreEqual("7", source.StringValue);
Assert.AreEqual("4", target.StringValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("7", source.StringValue);
Assert.AreEqual("4", target.StringValue);
}
public void CreateAndDisposeExplicitSetting(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties { Value1 = 1, Time = DateTime.MinValue };
var propertyChanges = new List<string>();
var expectedPropertyChanges = new List<string>();
var changes = new List<EventArgs>();
using (var tracker = Track.Changes(source, referenceHandling))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
tracker.Changed += (_, e) => changes.Add(e);
CollectionAssert.IsEmpty(propertyChanges);
CollectionAssert.IsEmpty(changes);
source.Value1++;
Assert.AreEqual(1, tracker.Changes);
expectedPropertyChanges.AddRange(new[] { "Changes" });
CollectionAssert.AreEqual(expectedPropertyChanges, propertyChanges);
var expected = new[] { RootChangeEventArgs.Create(ChangeTrackerNode.GetOrCreate(source, tracker.Settings, false).Value, new PropertyChangeEventArgs(source, source.GetProperty(nameof(source.Value1)))) };
CollectionAssert.AreEqual(expected, changes, EventArgsComparer.Default);
}
source.Value1++;
CollectionAssert.AreEqual(expectedPropertyChanges, propertyChanges);
#if (!DEBUG) // debug build keeps instances alive longer for nicer debugging experience
var wrx = new System.WeakReference(source);
source = null;
System.GC.Collect();
Assert.AreEqual(false, wrx.IsAlive);
#endif
}
public void CreateAndDisposeExplicitSetting(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties {
Value1 = 1, Time = DateTime.MinValue
};
var propertyChanges = new List <string>();
var expectedPropertyChanges = new List <string>();
var changes = new List <EventArgs>();
using (var tracker = Track.Changes(source, referenceHandling))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
tracker.Changed += (_, e) => changes.Add(e);
CollectionAssert.IsEmpty(propertyChanges);
CollectionAssert.IsEmpty(changes);
source.Value1++;
Assert.AreEqual(1, tracker.Changes);
expectedPropertyChanges.AddRange(new[] { "Changes" });
CollectionAssert.AreEqual(expectedPropertyChanges, propertyChanges);
var expected = new[] { RootChangeEventArgs.Create(ChangeTrackerNode.GetOrCreate(source, tracker.Settings, isRoot: false).Value, new PropertyChangeEventArgs(source, source.GetProperty(nameof(source.Value1)))) };
CollectionAssert.AreEqual(expected, changes, EventArgsComparer.Default);
}
source.Value1++;
CollectionAssert.AreEqual(expectedPropertyChanges, propertyChanges);
#if !DEBUG // debug build keeps instances alive longer for nicer debugging experience
var wrx = new System.WeakReference(source);
source = null;
System.GC.Collect();
Assert.AreEqual(false, wrx.IsAlive);
#endif
}
public void HandlesPropertyChangedEmptyAndNull(string prop)
{
var source = new WithSimpleProperties {
IntValue = 1, StringValue = "2"
};
var target = new WithSimpleProperties {
IntValue = 3, StringValue = "4"
};
foreach (var referenceHandling in Enum.GetValues(typeof(ReferenceHandling)).Cast <ReferenceHandling>())
{
source.IntValue = 1;
source.StringValue = "2";
target.IntValue = 3;
target.StringValue = "4";
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
source.SetFields(5, "6");
source.OnPropertyChanged(prop);
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("6", source.StringValue);
Assert.AreEqual("6", target.StringValue);
}
}
}
public void HappyPath(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties
{
IntValue = 1,
NullableIntValue = 2,
StringValue = "3",
EnumValue = StringSplitOptions.RemoveEmptyEntries
};
var target = new WithSimpleProperties {
IntValue = 3, NullableIntValue = 4
};
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual(2, source.NullableIntValue);
Assert.AreEqual(2, target.NullableIntValue);
Assert.AreEqual("3", source.StringValue);
Assert.AreEqual("3", target.StringValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, source.EnumValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, target.EnumValue);
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
}
public void Excludes(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties {
IntValue = 1, StringValue = "2"
};
var target = new WithSimpleProperties {
IntValue = 3, StringValue = "4"
};
var settings = PropertiesSettings.Build()
.IgnoreProperty <WithSimpleProperties>(x => x.StringValue)
.CreateSettings(referenceHandling);
using (Synchronize.PropertyValues(source, target, settings))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("4", target.StringValue);
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
source.StringValue = "7";
Assert.AreEqual("7", source.StringValue);
Assert.AreEqual("4", target.StringValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("7", source.StringValue);
Assert.AreEqual("4", target.StringValue);
}
public void HandlesMissingProperty(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties {
IntValue = 1, StringValue = "2"
};
var target = new WithSimpleProperties {
IntValue = 3, StringValue = "4"
};
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
#pragma warning disable INPC009 // Don't raise PropertyChanged for missing property.
source.OnPropertyChanged("Missing");
#pragma warning restore INPC009 // Don't raise PropertyChanged for missing property.
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
public void HandlesMissingProperty(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties {
IntValue = 1, StringValue = "2"
};
var target = new WithSimpleProperties {
IntValue = 3, StringValue = "4"
};
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
source.OnPropertyChanged("Missing");
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
public void HappyPath(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties
{
IntValue = 1,
NullableIntValue = 2,
StringValue = "3",
EnumValue = StringSplitOptions.RemoveEmptyEntries
};
var target = new WithSimpleProperties { IntValue = 3, NullableIntValue = 4 };
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual(2, source.NullableIntValue);
Assert.AreEqual(2, target.NullableIntValue);
Assert.AreEqual("3", source.StringValue);
Assert.AreEqual("3", target.StringValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, source.EnumValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, target.EnumValue);
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
}
public void ReturnsDifferentForDifferentSettings()
{
var x = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var y = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var t1 = DirtyTrackerNode.GetOrCreate(x, y, PropertiesSettings.GetOrCreate(ReferenceHandling.Structural), true);
var t2 = DirtyTrackerNode.GetOrCreate(x, y, PropertiesSettings.GetOrCreate(ReferenceHandling.References), true);
Assert.AreNotSame(t1, t2);
}
public void ThrowsIfTargetChanges(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties();
var target = new WithSimpleProperties();
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
var exception = Assert.Throws<InvalidOperationException>(() => target.IntValue++);
var expected = "Target cannot be modified when a synchronizer is applied to it\r\n" +
"The change would just trigger a dirty notification and the value would be updated with the value from source.";
Assert.AreEqual(expected, exception.Message);
}
}
public void ThrowsIfTargetChanges(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties();
var target = new WithSimpleProperties();
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
var exception = Assert.Throws <InvalidOperationException>(() => target.IntValue++);
var expected = "Target cannot be modified when a synchronizer is applied to it\r\n" +
"The change would just trigger a dirty notification and the value would be updated with the value from source.";
Assert.AreEqual(expected, exception.Message);
}
}
public void ReturnsDifferentForDifferentSettings()
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var t1 = DirtyTrackerNode.GetOrCreate(x, y, PropertiesSettings.GetOrCreate(ReferenceHandling.Structural), true);
var t2 = DirtyTrackerNode.GetOrCreate(x, y, PropertiesSettings.GetOrCreate(ReferenceHandling.References), true);
Assert.AreNotSame(t1, t2);
}
public void ReturnsSameWhileAlive()
{
var x = new WithSimpleProperties();
var y = new WithSimpleProperties();
var settings = PropertiesSettings.GetOrCreate(ReferenceHandling.Structural);
var t1 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
var t2 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreSame(t1, t2);
t1.Dispose();
var t3 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreSame(t1, t3);
t2.Dispose();
t3.Dispose();
var t4 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreNotSame(t1, t4);
}
public void WithSimpleHappyPath(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties(1, 2, "3", StringSplitOptions.RemoveEmptyEntries);
var target = new WithSimpleProperties {
IntValue = 3, NullableIntValue = 4
};
this.CopyMethod(source, target, referenceHandling);
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual(2, source.NullableIntValue);
Assert.AreEqual(2, target.NullableIntValue);
Assert.AreEqual("3", source.StringValue);
Assert.AreEqual("3", target.StringValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, source.EnumValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, target.EnumValue);
}
public void WithSimpleHappyPath(ReferenceHandling referenceHandling)
{
var x = new WithSimpleProperties();
var y = new WithSimpleProperties();
foreach (var expected in new[] { true, false })
{
var comparerMock = new Mock <IEqualityComparer <WithSimpleProperties> >(MockBehavior.Strict);
comparerMock.Setup(c => c.Equals(x, y))
.Returns(expected);
var result = this.EqualByMethod(x, y, comparerMock.Object, referenceHandling);
Assert.AreEqual(expected, result);
comparerMock.Verify(
c => c.Equals(It.IsAny <WithSimpleProperties>(), It.IsAny <WithSimpleProperties>()),
Times.Once);
}
}
public void WithSimpleHappyPath(string xn, string yn, bool expected)
{
var x = new WithSimpleProperties(1, 2, xn, StringSplitOptions.RemoveEmptyEntries);
var y = new WithSimpleProperties(1, 2, yn, StringSplitOptions.RemoveEmptyEntries);
var result = this.EqualMethod(x, y);
Assert.AreEqual(expected, result);
result = this.EqualMethod(x, y, ReferenceHandling.Throw);
Assert.AreEqual(expected, result);
result = this.EqualMethod(x, y, ReferenceHandling.Structural);
Assert.AreEqual(expected, result);
result = this.EqualMethod(x, y, ReferenceHandling.References);
Assert.AreEqual(expected, result);
}
public void ReturnsDifferentForDifferentPairs()
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var settings = PropertiesSettings.GetOrCreate(ReferenceHandling.Structural);
using (var t1 = DirtyTrackerNode.GetOrCreate(x, y, settings, isRoot: true))
{
using (var t2 = DirtyTrackerNode.GetOrCreate(y, x, settings, isRoot: true))
{
Assert.AreNotSame(t1, t2);
}
}
}
public void TracksY()
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 3, Time = DateTime.MinValue.AddSeconds(1)
};
var propertyChanges = new List <string>();
var expectedChanges = new List <string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000 Value x: 1 y: 3", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.Value = 5;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000 Value x: 1 y: 5", tracker.Diff.ToString("", " "));
expectedChanges.Add("Diff");
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Value = 1;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
expectedChanges.Add("Diff");
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Time = DateTime.MinValue;
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Time = DateTime.MinValue.AddSeconds(2);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:02.0000000", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
}
public void IgnoresMember(int xv, int yv, ReferenceHandling?referenceHandling, bool expected)
{
var x = new WithSimpleProperties(xv, null, "3", StringSplitOptions.RemoveEmptyEntries);
var y = new WithSimpleProperties(yv, 2, "3", StringSplitOptions.RemoveEmptyEntries);
var excluded = this is FieldValues.Classes
? "nullableIntValue"
: nameof(WithSimpleProperties.NullableIntValue);
if (referenceHandling == null)
{
var result = this.EqualMethod(x, y, excludedMembers: excluded);
Assert.AreEqual(expected, result);
}
else
{
var result = this.EqualMethod(x, y, referenceHandling.Value, excluded);
Assert.AreEqual(expected, result);
}
}
public void ReturnsSameWhileAlive()
{
var x = new WithSimpleProperties();
var y = new WithSimpleProperties();
var settings = PropertiesSettings.GetOrCreate(ReferenceHandling.Structural);
var t1 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
var t2 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreSame(t1, t2);
t1.Dispose();
var t3 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreSame(t1, t3);
t2.Dispose();
t3.Dispose();
var t4 = DirtyTrackerNode.GetOrCreate(x, y, settings, true);
Assert.AreNotSame(t1, t4);
}
public void HandlesPropertyChangedEmptyAndNull(string prop)
{
var x = new WithSimpleProperties(1, DateTime.MinValue);
var y = new WithSimpleProperties(1, DateTime.MinValue);
var propertyChanges = new List <string>();
var expectedChanges = new List <string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.SetFields(1, DateTime.MinValue.AddSeconds(1));
x.OnPropertyChanged(prop);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:01.0000000 y: 0001-01-01T00:00:00.0000000", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
}
public void WithSimpleHappyPath(string xn, string yn, string expected)
{
expected = expected?.Replace(
"<member>",
this is FieldValues.Classes
? "stringValue"
: "StringValue");
var x = new WithSimpleProperties(1, 2, xn, StringSplitOptions.RemoveEmptyEntries);
var y = new WithSimpleProperties(1, 2, yn, StringSplitOptions.RemoveEmptyEntries);
var result = this.DiffMethod(x, y);
Assert.AreEqual(expected, result.ToString(string.Empty, " "));
result = this.DiffMethod(x, y, ReferenceHandling.Throw);
Assert.AreEqual(expected, result.ToString(string.Empty, " "));
result = this.DiffMethod(x, y, ReferenceHandling.Structural);
Assert.AreEqual(expected, result.ToString(string.Empty, " "));
result = this.DiffMethod(x, y, ReferenceHandling.References);
Assert.AreEqual(expected, result.ToString(string.Empty, " "));
}
public void Ignores()
{
var source = new WithSimpleProperties {
IntValue = 1, NullableIntValue = 2, StringValue = "3", EnumValue = StringSplitOptions.RemoveEmptyEntries
};
var target = new WithSimpleProperties {
IntValue = 2, NullableIntValue = 4, StringValue = "4", EnumValue = StringSplitOptions.None
};
var excluded = this is FieldValues.Classes
? "nullableIntValue"
: nameof(WithSimpleProperties.NullableIntValue);
this.CopyMethod(source, target, excluded: excluded);
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual(2, source.NullableIntValue);
Assert.AreEqual(4, target.NullableIntValue);
Assert.AreEqual("3", source.StringValue);
Assert.AreEqual("3", target.StringValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, source.EnumValue);
Assert.AreEqual(StringSplitOptions.RemoveEmptyEntries, target.EnumValue);
}
public void CreateAndDisposeExplicitSetting(ReferenceHandling referenceHandling)
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var propertyChanges = new List <string>();
var expectedChanges = new List <string>();
using (var tracker = Track.IsDirty(x, y, PropertiesSettings.GetOrCreate(referenceHandling)))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.Value++;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Value x: 2 y: 1", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
x.Value++;
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
#if (!DEBUG) // debug build keeps instances alive longer for nicer debugging experience
var wrx = new System.WeakReference(x);
var wry = new System.WeakReference(y);
x = null;
y = null;
System.GC.Collect();
Assert.AreEqual(false, wrx.IsAlive);
Assert.AreEqual(false, wry.IsAlive);
#endif
}
public void DoesNotNotifyWhenNoChangeWhenDirty()
{
var x = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue
};
var y = new WithSimpleProperties {
Value = 1, Time = DateTime.MinValue.AddSeconds(1)
};
var propertyChanges = new List <string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged(nameof(WithSimpleProperties.Value));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged(nameof(WithSimpleProperties.Time));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged(nameof(WithSimpleProperties.Value));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged(nameof(WithSimpleProperties.Time));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
}
}
public void DoesNotNotifyWhenMissingProperty()
{
var x = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var y = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var propertyChanges = new List<string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged("Missing");
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged("Missing");
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
}
}
public void HandlesMissingProperty(ReferenceHandling referenceHandling)
{
var source = new WithSimpleProperties { IntValue = 1, StringValue = "2" };
var target = new WithSimpleProperties { IntValue = 3, StringValue = "4" };
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
source.OnPropertyChanged("Missing");
source.IntValue = 5;
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
source.IntValue = 6;
Assert.AreEqual(6, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
}
public void HandlesPropertyChangedEmptyAndNull(string prop)
{
var x = new WithSimpleProperties(1, DateTime.MinValue);
var y = new WithSimpleProperties(1, DateTime.MinValue);
var propertyChanges = new List<string>();
var expectedChanges = new List<string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff);
CollectionAssert.IsEmpty(propertyChanges);
x.SetFields(1, DateTime.MinValue.AddSeconds(1));
x.OnPropertyChanged(prop);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:01.0000000 y: 0001-01-01T00:00:00.0000000", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
}
public void TracksY()
{
var x = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var y = new WithSimpleProperties { Value = 3, Time = DateTime.MinValue.AddSeconds(1) };
var propertyChanges = new List<string>();
var expectedChanges = new List<string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000 Value x: 1 y: 3", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.Value = 5;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000 Value x: 1 y: 5", tracker.Diff.ToString("", " "));
expectedChanges.Add("Diff");
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Value = 1;
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
expectedChanges.Add("Diff");
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Time = DateTime.MinValue;
Assert.AreEqual(false, tracker.IsDirty);
Assert.AreEqual(null, tracker.Diff?.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
y.Time = DateTime.MinValue.AddSeconds(2);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:02.0000000", tracker.Diff.ToString("", " "));
expectedChanges.AddRange(new[] { "Diff", "IsDirty" });
CollectionAssert.AreEqual(expectedChanges, propertyChanges);
}
}
public void DoesNotNotifyWhenNoChangeWhenDirty()
{
var x = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue };
var y = new WithSimpleProperties { Value = 1, Time = DateTime.MinValue.AddSeconds(1) };
var propertyChanges = new List<string>();
using (var tracker = Track.IsDirty(x, y))
{
tracker.PropertyChanged += (_, e) => propertyChanges.Add(e.PropertyName);
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged(nameof(WithSimpleProperties.Value));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
x.OnPropertyChanged(nameof(WithSimpleProperties.Time));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged(nameof(WithSimpleProperties.Value));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
y.OnPropertyChanged(nameof(WithSimpleProperties.Time));
Assert.AreEqual(true, tracker.IsDirty);
Assert.AreEqual("WithSimpleProperties Time x: 0001-01-01T00:00:00.0000000 y: 0001-01-01T00:00:01.0000000", tracker.Diff.ToString("", " "));
CollectionAssert.IsEmpty(propertyChanges);
}
}
public void HandlesPropertyChangedEmptyAndNull(string prop)
{
var source = new WithSimpleProperties { IntValue = 1, StringValue = "2" };
var target = new WithSimpleProperties { IntValue = 3, StringValue = "4" };
foreach (var referenceHandling in Enum.GetValues(typeof(ReferenceHandling)).Cast<ReferenceHandling>())
{
source.IntValue = 1;
source.StringValue = "2";
target.IntValue = 3;
target.StringValue = "4";
using (Synchronize.PropertyValues(source, target, referenceHandling))
{
Assert.AreEqual(1, source.IntValue);
Assert.AreEqual(1, target.IntValue);
Assert.AreEqual("2", source.StringValue);
Assert.AreEqual("2", target.StringValue);
source.SetFields(5, "6");
source.OnPropertyChanged(prop);
Assert.AreEqual(5, source.IntValue);
Assert.AreEqual(5, target.IntValue);
Assert.AreEqual("6", source.StringValue);
Assert.AreEqual("6", target.StringValue);
}
}
}