public void GetPathTwoLevelsGenerics()
{
var intActuals1 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
var intExpecteds = new[] { typeof(Fake <int>).GetProperty(nameof(Fake <int> .Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level <int>).GetProperty(nameof(Level <int> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(intExpecteds, intActuals1);
var intActuals2 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
Assert.AreSame(intActuals1, intActuals2);
var intFake = new Fake <int>();
var intActuals3 = PropertyPathParser.GetPath(() => intFake.Next.Value);
Assert.AreSame(intActuals1, intActuals3);
var doubleActuals1 = PropertyPathParser.GetPath <Fake <double>, double>(x => x.Next.Value);
var doubleExpecteds = new[] { typeof(Fake <double>).GetProperty(nameof(Fake <double> .Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level <double>).GetProperty(nameof(Level <double> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(doubleExpecteds, doubleActuals1);
var doubleActuals2 = PropertyPathParser.GetPath <Fake <double>, double>(x => x.Next.Value);
Assert.AreSame(doubleActuals1, doubleActuals2);
Assert.AreNotSame(intActuals1, doubleActuals2);
var doubleFake = new Fake <double>();
var doubleActuals3 = PropertyPathParser.GetPath(() => doubleFake.Next.Value);
Assert.AreSame(doubleActuals1, doubleActuals3);
Assert.AreNotSame(intActuals1, doubleActuals2);
}
public void GetPathTwoLevelsGenerics()
{
var intActuals1 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
var intExpecteds = new[] { typeof(Fake <int>).GetProperty("Next"), typeof(Level <int>).GetProperty("Value") };
CollectionAssert.AreEqual(intExpecteds, intActuals1);
var intActuals2 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
Assert.AreSame(intActuals1, intActuals2);
var intFake = new Fake <int>();
var intActuals3 = PropertyPathParser.GetPath(() => intFake.Next.Value);
Assert.AreSame(intActuals1, intActuals3);
var doubleActuals1 = PropertyPathParser.GetPath <Fake <double>, double>(x => x.Next.Value);
var doubleExpecteds = new[] { typeof(Fake <double>).GetProperty("Next"), typeof(Level <double>).GetProperty("Value") };
CollectionAssert.AreEqual(doubleExpecteds, doubleActuals1);
var doubleActuals2 = PropertyPathParser.GetPath <Fake <double>, double>(x => x.Next.Value);
Assert.AreSame(doubleActuals1, doubleActuals2);
Assert.AreNotSame(intActuals1, doubleActuals2);
var doubleFake = new Fake <double>();
var doubleActuals3 = PropertyPathParser.GetPath(() => doubleFake.Next.Value);
Assert.AreSame(doubleActuals1, doubleActuals3);
Assert.AreNotSame(intActuals1, doubleActuals2);
}
public void GetPathOneItemFuncOfTOneItemNoThis()
{
#pragma warning disable SA1101 // Prefix local calls with this
var properties1 = PropertyPathParser.GetPath(() => IsTrue);
#pragma warning restore SA1101 // Prefix local calls with this
CollectionAssert.AreEqual(new[] { this.GetType().GetProperty("IsTrue") }, properties1);
var properties2 = PropertyPathParser.GetPath(() => this.IsTrue);
Assert.AreSame(properties1, properties2);
}
public void GetPathOneItemFuncOfTOneItemWithThis()
{
var properties1 = PropertyPathParser.GetPath(() => this.IsTrue);
CollectionAssert.AreEqual(new[] { this.GetType().GetProperty("IsTrue") }, properties1);
var properties2 = PropertyPathParser.GetPath(() => this.IsTrue);
Assert.AreSame(properties1, properties2);
}
public void ReadOnlyCollectionAndReadOnlyObservableCollectionCount()
{
var actuals1 = PropertyPathParser.GetPath <ReadOnlyObservableCollection <int>, int>(x => x.Count);
CollectionAssert.AreEqual(new[] { typeof(ReadOnlyObservableCollection <int>).GetProperty("Count") }, actuals1);
var actuals2 = PropertyPathParser.GetPath <ReadOnlyCollection <int>, int>(f => f.Count);
CollectionAssert.AreEqual(new[] { typeof(ReadOnlyCollection <int>).GetProperty("Count") }, actuals2);
}
public void GetPathOneItemFuncOfTOneItemNoThis()
{
#pragma warning disable SA1101 // Prefix local calls with this
var properties1 = PropertyPathParser.GetPath(() => IsTrue);
#pragma warning restore SA1101 // Prefix local calls with this
CollectionAssert.AreEqual(new[] { this.GetType().GetProperty(nameof(this.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, properties1);
var properties2 = PropertyPathParser.GetPath(() => this.IsTrue);
Assert.AreSame(properties1, properties2);
}
public void GetPathOneItem3()
{
var properties1 = PropertyPathParser.GetPath(() => this.IsTrue);
CollectionAssert.AreEqual(new[] { this.GetType().GetProperty(nameof(this.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, properties1);
var properties2 = PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue);
Assert.AreSame(properties1, properties2);
}
public void ReadOnlyCollectionAndReadOnlyObservableCollectionCount()
{
var actuals1 = PropertyPathParser.GetPath <ReadOnlyObservableCollection <int>, int>(x => x.Count);
CollectionAssert.AreEqual(new[] { typeof(ReadOnlyObservableCollection <int>).GetProperty(nameof(ReadOnlyCollection <int> .Count), BindingFlags.Public | BindingFlags.Instance) }, actuals1);
var actuals2 = PropertyPathParser.GetPath <ReadOnlyCollection <int>, int>(f => f.Count);
CollectionAssert.AreEqual(new[] { typeof(ReadOnlyCollection <int>).GetProperty(nameof(ReadOnlyCollection <int> .Count), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals2);
}
public void GetPathOneItem3()
{
var properties1 = PropertyPathParser.GetPath(() => this.IsTrue);
CollectionAssert.AreEqual(new[] { this.GetType().GetProperty("IsTrue") }, properties1);
var properties2 = PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue);
Assert.AreSame(properties1, properties2);
}
/// <summary>
/// Returns the name of a property provided as a property expression.
/// </summary>
/// <typeparam name="TItem">
/// Type of the item.
/// </typeparam>
/// <typeparam name="TValue">
/// Type of the property.
/// </typeparam>
/// <param name="property">
/// Property expression on the the form () => Instance.Property.
/// </param>
/// <returns>
/// Returns the simple name of the property.
/// </returns>
public static string Property <TItem, TValue>(Expression <Func <TItem, TValue> > property)
{
if (property is null)
{
throw new ArgumentNullException(nameof(property));
}
var path = PropertyPathParser.GetPath(property);
return(path[path.Count - 1].Name);
}
/// <summary>
/// Returns the name of a property provided as a property expression.
/// </summary>
/// <typeparam name="T">
/// Type of the property.
/// </typeparam>
/// <param name="property">
/// Property expression on the the form () => Instance.Property.
/// </param>
/// <param name="allowNestedProperty">
/// Throw an exception if the provided path is a multi level path (e.g. a.b)
/// </param>
/// <returns>
/// Returns the simple name of the property.
/// </returns>
//// ReSharper disable once UnusedParameter.Global
public static string Property <T>(Expression <Func <T> > property, bool allowNestedProperty = false)
{
var path = PropertyPathParser.GetPath(property);
if (path.Count > 1 && !allowNestedProperty)
{
throw new ArgumentException("Trying to get the name of a nested property: " + string.Join(".", path.Select(x => x.Name)));
}
return(path[path.Count - 1].Name);
}
public void GetPathTwoLevels2()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.Next.IsTrue);
var expected1 = new[] { typeof(Fake).GetProperty("Next"), typeof(Level).GetProperty("IsTrue") };
CollectionAssert.AreEqual(expected1, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, string>(fake => fake.Next.Name);
var expected2 = new[] { typeof(Fake).GetProperty("Next"), typeof(Level).GetProperty("Name") };
CollectionAssert.AreEqual(expected2, actuals2);
}
public void GetPathTwoLevels2()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.Next.IsTrue);
var expected1 = new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level).GetProperty(nameof(Level.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(expected1, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, string>(fake => fake.Next.Name);
var expected2 = new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level).GetProperty(nameof(Level.Name), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(expected2, actuals2);
}
public void GetPathFromMock()
{
var fake = Mock.Of <IReadOnlyObservableCollection <int> >();
var actuals = PropertyPathParser.GetPath(() => fake.Count);
var expected = typeof(IReadOnlyCollection <int>).GetProperty(nameof(IReadOnlyCollection <int> .Count), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly);
Assert.NotNull(expected);
Assert.AreEqual(1, actuals.Count);
Assert.AreEqual(expected.Name, actuals[0].Name);
Assert.AreEqual(expected.PropertyType, actuals[0].PropertyType);
Assert.AreEqual(expected.DeclaringType, actuals[0].DeclaringType);
Assert.AreEqual(expected.GetMethod, actuals[0].GetMethod);
Assert.AreEqual(typeof(IReadOnlyObservableCollection <int>), actuals[0].ReflectedType);
}
public void GetPathOneLevel()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, bool>(f => f.IsTrue);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake();
var actuals3 = PropertyPathParser.GetPath(() => fake.IsTrue);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathsOneLevel()
{
var fake = new Fake();
var fakeIsTrue = new[] { typeof(Fake).GetProperty("IsTrue") };
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath(() => fake.IsTrue));
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("Name") }, PropertyPathParser.GetPath <Fake, string>(x => x.Name));
CollectionAssert.AreEqual(new[] { typeof(PropertyPathParserTests).GetProperty("IsTrue") }, PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("Name") }, PropertyPathParser.GetPath <Fake, string>(x => x.Name));
CollectionAssert.AreEqual(new[] { typeof(PropertyPathParserTests).GetProperty("IsTrue") }, PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue));
}
public void GetPathOneAndTwoLevels()
{
var actuals1 = PropertyPathParser.GetPath <Fake, Level>(x => x.Next);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, int>(f => f.Next.Value1);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level).GetProperty(nameof(Level.Value1), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals2);
var actuals3 = PropertyPathParser.GetPath <Fake, int>(f => f.Next.Value2);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level).GetProperty(nameof(Level.Value2), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals3);
}
public void GetPathsOneLevel()
{
var fake = new Fake();
var fakeIsTrue = new[] { typeof(Fake).GetProperty(nameof(Fake.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath(() => fake.IsTrue));
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.Name), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, PropertyPathParser.GetPath <Fake, string>(x => x.Name));
CollectionAssert.AreEqual(new[] { typeof(PropertyPathParserTests).GetProperty(nameof(this.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(fakeIsTrue, PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue));
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty(nameof(Fake.Name), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, PropertyPathParser.GetPath <Fake, string>(x => x.Name));
CollectionAssert.AreEqual(new[] { typeof(PropertyPathParserTests).GetProperty(nameof(this.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, PropertyPathParser.GetPath <PropertyPathParserTests, bool>(x => x.IsTrue));
}
public void GetPathOneLevelGeneric()
{
var actuals1 = PropertyPathParser.GetPath <Level <int>, int>(x => x.Value);
CollectionAssert.AreEqual(new[] { typeof(Level <int>).GetProperty("Value") }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Level <int>, int>(f => f.Value);
Assert.AreSame(actuals1, actuals2);
var fake = new Level <int>();
var actuals3 = PropertyPathParser.GetPath(() => fake.Value);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathOneLevelGeneric()
{
var actuals1 = PropertyPathParser.GetPath <Level <int>, int>(x => x.Value);
CollectionAssert.AreEqual(new[] { typeof(Level <int>).GetProperty(nameof(Level <int> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Level <int>, int>(f => f.Value);
Assert.AreSame(actuals1, actuals2);
var fake = new Level <int>();
var actuals3 = PropertyPathParser.GetPath(() => fake.Value);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathOneAndTwoLevels()
{
var actuals1 = PropertyPathParser.GetPath <Fake, Level>(x => x.Next);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("Next") }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, int>(f => f.Next.Value1);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("Next"), typeof(Level).GetProperty("Value1") }, actuals2);
var actuals3 = PropertyPathParser.GetPath <Fake, int>(f => f.Next.Value2);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("Next"), typeof(Level).GetProperty("Value2") }, actuals3);
}
public void ReadOnlyObservableCollectionCount()
{
var actuals1 = PropertyPathParser.GetPath <ReadOnlyObservableCollection <int>, int>(x => x.Count);
CollectionAssert.AreEqual(new[] { typeof(ReadOnlyObservableCollection <int>).GetProperty(nameof(ReadOnlyCollection <int> .Count), BindingFlags.Public | BindingFlags.Instance) }, actuals1);
var actuals2 = PropertyPathParser.GetPath <ReadOnlyObservableCollection <int>, int>(f => f.Count);
Assert.AreSame(actuals1, actuals2);
var ints = new ReadOnlyObservableCollection <int>(new ObservableCollection <int>());
var actuals3 = PropertyPathParser.GetPath(() => ints.Count);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathOneLevel()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.IsTrue);
CollectionAssert.AreEqual(new[] { typeof(Fake).GetProperty("IsTrue") }, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, bool>(f => f.IsTrue);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake();
var actuals3 = PropertyPathParser.GetPath(() => fake.IsTrue);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathTwoLevels()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.Next.IsTrue);
var expected = new[] { typeof(Fake).GetProperty("Next"), typeof(Level).GetProperty("IsTrue") };
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, bool>(f => f.Next.IsTrue);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake();
var actuals3 = PropertyPathParser.GetPath(() => fake.Next.IsTrue);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathTwoLevelsGeneric()
{
var actuals1 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
var expected = new[] { typeof(Fake <int>).GetProperty(nameof(Fake <int> .Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level <int>).GetProperty(nameof(Level <int> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake <int>();
var actuals3 = PropertyPathParser.GetPath(() => fake.Next.Value);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathTwoLevels()
{
var actuals1 = PropertyPathParser.GetPath <Fake, bool>(x => x.Next.IsTrue);
var expected = new[] { typeof(Fake).GetProperty(nameof(Fake.Next), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly), typeof(Level).GetProperty(nameof(Level.IsTrue), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) };
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake, bool>(f => f.Next.IsTrue);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake();
var actuals3 = PropertyPathParser.GetPath(() => fake.Next.IsTrue);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathTwoLevelsGeneric()
{
var actuals1 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
var expected = new[] { typeof(Fake <int>).GetProperty("Next"), typeof(Level <int>).GetProperty("Value") };
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake <int>, int>(x => x.Next.Value);
Assert.AreSame(actuals1, actuals2);
var fake = new Fake <int>();
var actuals3 = PropertyPathParser.GetPath(() => fake.Next.Value);
Assert.AreSame(actuals1, actuals3);
}
public void FakeOfReadOnlyObservableCollectionCount()
{
var actuals1 = PropertyPathParser.GetPath <Fake <ReadOnlyObservableCollection <int> >, int>(x => x.Value.Count);
var expected = new[]
{
typeof(Fake <ReadOnlyObservableCollection <int> >).GetProperty(nameof(Fake <ReadOnlyObservableCollection <int> > .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly),
typeof(ReadOnlyObservableCollection <int>).GetProperty(nameof(ReadOnlyCollection <int> .Count), BindingFlags.Public | BindingFlags.Instance),
};
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake <ReadOnlyObservableCollection <int> >, int>(f => f.Value.Count);
Assert.AreSame(actuals1, actuals2);
var ints = new Fake <ReadOnlyObservableCollection <int> >();
var actuals3 = PropertyPathParser.GetPath(() => ints.Value.Count);
Assert.AreSame(actuals1, actuals3);
}
public void FakeOfReadOnlyObservableCollectionCount()
{
var actuals1 = PropertyPathParser.GetPath <Fake <ReadOnlyObservableCollection <int> >, int>(x => x.Value.Count);
var expected = new[]
{
typeof(Fake <ReadOnlyObservableCollection <int> >).GetProperty("Value"),
typeof(ReadOnlyObservableCollection <int>).GetProperty("Count")
};
CollectionAssert.AreEqual(expected, actuals1);
var actuals2 = PropertyPathParser.GetPath <Fake <ReadOnlyObservableCollection <int> >, int>(f => f.Value.Count);
Assert.AreSame(actuals1, actuals2);
var ints = new Fake <ReadOnlyObservableCollection <int> >();
var actuals3 = PropertyPathParser.GetPath(() => ints.Value.Count);
Assert.AreSame(actuals1, actuals3);
}
public void GetPathOneLevelGenerics()
{
var intActuals1 = PropertyPathParser.GetPath <Level <int>, int>(x => x.Value);
CollectionAssert.AreEqual(new[] { typeof(Level <int>).GetProperty(nameof(Level <int> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, intActuals1);
var doubleActuals1 = PropertyPathParser.GetPath <Level <double>, double>(x => x.Value);
CollectionAssert.AreEqual(new[] { typeof(Level <double>).GetProperty(nameof(Level <double> .Value), BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly) }, doubleActuals1);
Assert.AreNotSame(intActuals1, doubleActuals1);
var intLevel = new Level <int>();
var intActuals2 = PropertyPathParser.GetPath(() => intLevel.Value);
Assert.AreSame(intActuals1, intActuals2);
var doubleLevel = new Level <double>();
var doubleActuals2 = PropertyPathParser.GetPath(() => doubleLevel.Value);
Assert.AreSame(doubleActuals1, doubleActuals2);
}