public void FindMatchesDoesNotReturnMatchOnMovedTypeWhenGenericTypeCountsAreDifferent()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition().Set(x =>
{
x.RawName = oldItem.RawName;
var updatedGenericTypeParameters = new List <string>(x.GenericTypeParameters)
{
Guid.NewGuid().ToString()
};
x.GenericTypeParameters = updatedGenericTypeParameters.AsReadOnly();
});
var oldItems = new List <ITypeDefinition>
{
oldItem
};
var newItems = new List <ITypeDefinition>
{
newItem
};
var sut = new TypeEvaluator();
var actual = sut.FindMatches(oldItems, newItems);
actual.ItemsRemoved.Should().BeEquivalentTo(oldItems);
actual.ItemsAdded.Should().BeEquivalentTo(newItems);
actual.MatchingItems.Should().BeEmpty();
}
public void CompareMatchReturnsBreakingWhenGenericTypeParameterAddedWithGenericConstraints()
{
var parameters = new List <string> {
"T"
}.AsReadOnly();
var constraintList = new TestConstraintListDefinition
{
Name = "T",
Constraints = new List <string> {
"struct", "Enum"
}.AsReadOnly()
};
var constraints = new List <IConstraintListDefinition> {
constraintList
}.AsReadOnly();
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition().Set(x =>
{
x.GenericTypeParameters = parameters;
x.GenericConstraints = constraints;
});
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(SemVerChangeType.Breaking);
actual[0].Message.Should().Contain("added");
}
public void FindMatchesReturnsMatchOnMovedTypeWithDeclaringTypes()
{
var oldParent = new TestClassDefinition();
var newParent = new TestClassDefinition().Set(x => { x.RawName = oldParent.RawName; });
var oldItem = new TestClassDefinition().Set(x => x.DeclaringType = oldParent);
var newItem = new TestClassDefinition().Set(x =>
{
x.RawName = oldItem.RawName;
x.DeclaringType = newParent;
});
var oldItems = new List <ITypeDefinition>
{
oldItem
};
var newItems = new List <ITypeDefinition>
{
newItem
};
var sut = new TypeEvaluator();
var actual = sut.FindMatches(oldItems, newItems);
actual.ItemsRemoved.Should().BeEmpty();
actual.ItemsAdded.Should().BeEmpty();
actual.MatchingItems.Should().HaveCount(1);
var match = actual.MatchingItems.First();
match.OldItem.Should().Be(oldItem);
match.NewItem.Should().Be(newItem);
}
public void CompareReturnsReturnsChangeTypeWhenAtLeastOneItemHidden(bool firstItemVisible,
bool secondItemVisible, SemVerChangeType?changeType)
{
var oldMember = new TestClassDefinition()
.Set(x => { x.IsVisible = firstItemVisible; });
var newMember = oldMember.JsonClone()
.Set(x => { x.IsVisible = secondItemVisible; });
var match = new ItemMatch <IClassDefinition>(oldMember, newMember);
var options = ComparerOptions.Default;
var attributeProcessor = Substitute.For <IAttributeMatchProcessor>();
var sut = new Wrapper <IClassDefinition>(attributeProcessor, null);
var actual = sut.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
if (changeType == null)
{
actual.Should().BeEmpty();
}
else
{
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(changeType);
}
}
public void CompareMatchReturnsEmptyWhenGenericTypeConstraintsMatch()
{
var parameters = new List <string> {
"T"
}.AsReadOnly();
var constraintList = new TestConstraintListDefinition
{
Name = "T",
Constraints = new List <string> {
"struct", "Enum"
}.AsReadOnly()
};
var constraints = new List <IConstraintListDefinition> {
constraintList
}.AsReadOnly();
var oldItem = new TestClassDefinition().Set(x =>
{
x.GenericTypeParameters = parameters;
x.GenericConstraints = constraints;
});
var newItem = new TestClassDefinition().Set(x =>
{
x.GenericTypeParameters = parameters;
x.GenericConstraints = constraints;
});
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().BeEmpty();
}
public void FindMatchesReturnsMatchWhenTypesHaveSameSignatures()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition().Set(x =>
{
x.RawName = oldItem.RawName;
x.Namespace = oldItem.Namespace;
});
var oldItems = new List <ITypeDefinition>
{
oldItem
};
var newItems = new List <ITypeDefinition>
{
newItem
};
var sut = new TypeEvaluator();
var actual = sut.FindMatches(oldItems, newItems);
actual.ItemsRemoved.Should().BeEmpty();
actual.ItemsAdded.Should().BeEmpty();
actual.MatchingItems.Should().HaveCount(1);
var match = actual.MatchingItems.First();
match.OldItem.Should().Be(oldItem);
match.NewItem.Should().Be(newItem);
}
public void CanCreateWithMatches()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var matchingItem = new ItemMatch <IClassDefinition>(oldItem, newItem);
var matchingItems = new List <ItemMatch <IClassDefinition> >
{
matchingItem
};
var removedItem = new TestClassDefinition();
var removedItems = new List <IClassDefinition>
{
removedItem
};
var addedItem = new TestClassDefinition();
var addedItems = new List <IClassDefinition>
{
addedItem
};
var sut = new MatchResults <IClassDefinition>(matchingItems, removedItems, addedItems);
sut.MatchingItems.Should().BeEquivalentTo(matchingItems);
sut.ItemsRemoved.Should().BeEquivalentTo(removedItems);
sut.ItemsAdded.Should().BeEquivalentTo(addedItems);
}
public void FindMatchesDoesNotReturnMatchWhenDeclaringTypesAreDifferent()
{
var oldParent = new TestClassDefinition();
var newParent = new TestClassDefinition();
var oldItem = new TestClassDefinition().Set(x => x.DeclaringType = oldParent);
var newItem = new TestClassDefinition().Set(x =>
{
x.RawName = oldItem.RawName;
x.Namespace = oldItem.Namespace;
x.DeclaringType = newParent;
});
var oldItems = new List <ITypeDefinition>
{
oldItem
};
var newItems = new List <ITypeDefinition>
{
newItem
};
var sut = new TypeEvaluator();
var actual = sut.FindMatches(oldItems, newItems);
actual.ItemsRemoved.Should().BeEquivalentTo(oldItems);
actual.ItemsAdded.Should().BeEquivalentTo(newItems);
actual.MatchingItems.Should().BeEmpty();
}
public void CalculateChangesReturnsResultsBasedOnElementVisibility(bool isVisible, bool expected)
{
var oldItems = Array.Empty <IClassDefinition>();
var newItem = new TestClassDefinition().Set(x => x.IsVisible = isVisible);
var newItems = new List <IClassDefinition>
{
newItem
};
var options = ComparerOptions.Default;
var matchResults = new MatchResults <IClassDefinition>(Array.Empty <IClassDefinition>(),
newItems);
Service <IEvaluator <IClassDefinition> >().FindMatches(oldItems, newItems).Returns(matchResults);
var actual = SUT.CalculateChanges(oldItems, newItems, options).ToList();
if (expected)
{
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(SemVerChangeType.Feature);
}
else
{
actual.Should().BeEmpty();
}
}
public void CompareReturnsBreakingWhenReturnTypeIsChangedAndParentTypesExist()
{
var oldGrandparent =
new TestClassDefinition().Set(x => x.GenericTypeParameters = new List <string> {
"TOld"
}.AsReadOnly());
var oldParent = new TestClassDefinition().Set(x => x.DeclaringType = oldGrandparent);
var oldMember = new TestMethodDefinition().Set(x =>
{
x.DeclaringType = oldParent;
x.ReturnType = "string";
});
var newGrandparent =
new TestClassDefinition().Set(x => x.GenericTypeParameters = new List <string> {
"TNew"
}.AsReadOnly());
var newParent = new TestClassDefinition().Set(x => x.DeclaringType = newGrandparent);
var newMember = new TestMethodDefinition().Set(x =>
{
x.DeclaringType = newParent;
x.ReturnType = "DateTime";
});
var match = new ItemMatch <TestMethodDefinition>(oldMember, newMember);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().NotBeEmpty();
actual[0].ChangeType.Should().Be(SemVerChangeType.Breaking);
}
public void CompareReturnsEmptyWhenReturnTypeIsRenamedGenericTypeOnParentType()
{
var oldGrandparent =
new TestClassDefinition().Set(x => x.GenericTypeParameters = new List <string> {
"TOld"
}.AsReadOnly());
var oldParent = new TestClassDefinition().Set(x => x.DeclaringType = oldGrandparent);
var oldMember = new TestMethodDefinition().Set(x =>
{
x.DeclaringType = oldParent;
x.ReturnType = "TOld";
});
var newGrandparent =
new TestClassDefinition().Set(x => x.GenericTypeParameters = new List <string> {
"TNew"
}.AsReadOnly());
var newParent = new TestClassDefinition().Set(x => x.DeclaringType = newGrandparent);
var newMember = new TestMethodDefinition().Set(x =>
{
x.DeclaringType = newParent;
x.ReturnType = "TNew";
});
var match = new ItemMatch <TestMethodDefinition>(oldMember, newMember);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().BeEmpty();
}
public void CompareMatchThrowsExceptionWithNullOptions()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
Action action = () => SUT.CompareMatch(match, null !);
action.Should().Throw <ArgumentNullException>();
}
public void CompareMatchReturnsEmptyWhenTypesAreEqual()
{
var item = new TestClassDefinition();
var match = new ItemMatch <IClassDefinition>(item, item);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options);
actual.Should().BeEmpty();
}
public IEnumerable <TestClassDefinition> LoadClass(SyntaxTree tree)
{
if (!(tree.GetRoot() is CompilationUnitSyntax))
{
yield break;
}
var root = tree.GetRoot() as CompilationUnitSyntax;
if (root.Members.Count != 1 && !(root.Members.First() is NamespaceDeclarationSyntax))
{
yield break;
}
var baseNamespace = root.Members.First() as NamespaceDeclarationSyntax;
// Search for interfaces and classes
var interfaces = baseNamespace.Members.OfType <InterfaceDeclarationSyntax>();
var classes = baseNamespace.Members.OfType <ClassDeclarationSyntax>();
// Search for constructors and methods
foreach (var classDeclaration in classes)
{
var testClass = new TestClassDefinition
{
Namespace = $"{RemoveNewLine(baseNamespace.Name.GetText().ToString())}.Tests",
TargetClassName = classDeclaration.Identifier.Text,
TargetBaseType = GetTargetBaseType(classDeclaration)
};
var constructors = classDeclaration.Members.OfType <ConstructorDeclarationSyntax>().ToList();
var constructorWithDependencies = constructors.OrderByDescending(_ => _.ParameterList.Parameters.Count).FirstOrDefault();
if (constructorWithDependencies != null)
{
foreach (var dependency in constructorWithDependencies.ParameterList.Parameters)
{
testClass.Dependencies.Add(new Dependency
{
Type = RemoveNewLine(dependency.Type.GetText().ToString()),
Name = SanitizeTypeName(dependency.Type.GetText().ToString())
});
}
}
var publicMethods = classDeclaration.Members.OfType <MethodDeclarationSyntax>()
.Where(method => method.Modifiers.Any(modifier => modifier.Text == "public"))
.ToList();
publicMethods.ForEach(method => testClass.Methods.Add(method.Identifier.Text));
yield return(testClass);
}
}
public void CompareMatchReturnsEmptyWhenElementIsNotGenericType()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
actual.Should().BeEmpty();
}
public string ScaffoldTest(TestClassDefinition testClassDefinition, string testProject, string testPath)
{
var template = new UnitTestTemplate(testClassDefinition);
var content = template.TransformText();
var directory = DetermineDirectory(testProject, testPath);
var fileName = Path.Combine(directory, $"{testClassDefinition.ClassName}.cs");
File.WriteAllText(fileName, content);
return(fileName);
}
public void ThrowsExceptionWhenCreatedWithNullAddedMembersWithoutMatches()
{
var removedItem = new TestClassDefinition();
var removedItems = new List <IClassDefinition>
{
removedItem
};
// ReSharper disable once ObjectCreationAsStatement
Action action = () => new MatchResults <IClassDefinition>(removedItems, null !);
action.Should().Throw <ArgumentNullException>();
}
public void CompareMatchReturnsEmptyWhenGenericTypeParametersHaveNoConstraints()
{
var parameters = new List <string> {
"T"
}.AsReadOnly();
var oldItem = new TestClassDefinition().Set(x => x.GenericTypeParameters = parameters);
var newItem = new TestClassDefinition().Set(x => x.GenericTypeParameters = parameters);
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
actual.Should().BeEmpty();
}
public void AddElementChangedResultThrowsExceptionWithNullArguments()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var match = new ItemMatch <IClassDefinition>(oldItem, newItem);
var aggregator = Substitute.For <IChangeResultAggregator>();
var formatter = Substitute.For <IMessageFormatter>();
Action action = () =>
aggregator.AddElementChangedResult(SemVerChangeType.Breaking, match,
formatter, null !);
action.Should().Throw <ArgumentNullException>();
}
public void CompareMatchReturnsBreakingWhenNamespaceChanged()
{
var oldItem = new TestClassDefinition();
var newItem = oldItem.JsonClone().Set(x => x.Namespace = Guid.NewGuid().ToString());
var match = new ItemMatch <IClassDefinition>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(SemVerChangeType.Breaking);
actual[0].Message.Should().NotBeNullOrWhiteSpace();
}
public void CompareMatchReturnsBreakingChangeWhenTypeChangedToStruct()
{
var oldItem = new TestClassDefinition();
var newItem = new TestStructDefinition();
var match = new ItemMatch <ITypeDefinition>(oldItem, newItem);
var options = Model.Create <ComparerOptions>();
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(SemVerChangeType.Breaking);
actual[0].Message.Should().NotBeNullOrWhiteSpace();
}
public void AddElementChangedResultThrowsExceptionWithNullMessageFormatter()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var match = new ItemMatch <IClassDefinition>(oldItem, newItem);
var arguments = new FormatArguments(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), oldItem.Name,
newItem.Name);
var aggregator = Substitute.For <IChangeResultAggregator>();
Action action = () =>
aggregator.AddElementChangedResult(SemVerChangeType.Breaking, match,
null !, arguments);
action.Should().Throw <ArgumentNullException>();
}
public void CompareMatchReturnsResultBasedOnImplementedTypeChanges(string oldTypes, string newTypes,
int expected)
{
var oldImplementedTypes = oldTypes.Split(',', StringSplitOptions.RemoveEmptyEntries);
var newImplementedTypes = newTypes.Split(',', StringSplitOptions.RemoveEmptyEntries);
var oldItem = new TestClassDefinition().Set(x => x.ImplementedTypes = oldImplementedTypes);
var newItem = oldItem.JsonClone().Set(x => x.ImplementedTypes = newImplementedTypes);
var match = new ItemMatch <IClassDefinition>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(expected);
actual.All(x => x.ChangeType == SemVerChangeType.Breaking).Should().BeTrue();
}
public void CompareMatchReturnsBreakingWhenGenericTypeParameterAdded()
{
var parameters = new List <string> {
"TKey", "TValue"
}.AsReadOnly();
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition().Set(x => x.GenericTypeParameters = parameters);
var match = new ItemMatch <IGenericTypeElement>(oldItem, newItem);
var options = ComparerOptions.Default;
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(1);
actual[0].ChangeType.Should().Be(SemVerChangeType.Breaking);
actual[0].Message.Should().Contain("added");
}
public void CanCreateWithoutMatches()
{
var removedItem = new TestClassDefinition();
var removedItems = new List <IClassDefinition>
{
removedItem
};
var addedItem = new TestClassDefinition();
var addedItems = new List <IClassDefinition>
{
addedItem
};
var sut = new MatchResults <IClassDefinition>(removedItems, addedItems);
sut.MatchingItems.Should().BeEmpty();
sut.ItemsRemoved.Should().BeEquivalentTo(removedItems);
sut.ItemsAdded.Should().BeEquivalentTo(addedItems);
}
public void ThrowsExceptionWhenCreatedWithNullRemovedMembersWithMatches()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var matchingItem = new ItemMatch <IClassDefinition>(oldItem, newItem);
var matchingItems = new List <ItemMatch <IClassDefinition> >
{
matchingItem
};
var addedItem = new TestClassDefinition();
var addedItems = new List <IClassDefinition>
{
addedItem
};
// ReSharper disable once ObjectCreationAsStatement
Action action = () => new MatchResults <IClassDefinition>(matchingItems, null !, addedItems);
action.Should().Throw <ArgumentNullException>();
}
public void FindMatchesDoesNotReturnMatchWhenNamespaceAndRawNameAreDifferent()
{
var oldItem = new TestClassDefinition();
var newItem = new TestClassDefinition();
var oldItems = new List <ITypeDefinition>
{
oldItem
};
var newItems = new List <ITypeDefinition>
{
newItem
};
var sut = new TypeEvaluator();
var actual = sut.FindMatches(oldItems, newItems);
actual.ItemsRemoved.Should().BeEquivalentTo(oldItems);
actual.ItemsAdded.Should().BeEquivalentTo(newItems);
actual.MatchingItems.Should().BeEmpty();
}
public void CompareMatchReturnsClassModifierComparerResults()
{
var item = new TestClassDefinition();
var match = new ItemMatch <IClassDefinition>(item, item);
var options = ComparerOptions.Default;
var changeType = Model.Create <SemVerChangeType>();
var message = Guid.NewGuid().ToString();
var result = new ComparisonResult(changeType, item, item, message);
var results = new[] { result };
Service <IClassModifiersComparer>()
.CompareMatch(
Arg.Is <ItemMatch <IModifiersElement <ClassModifiers> > >(x => x.OldItem == item && x.NewItem == item),
options).Returns(results);
var actual = SUT.CompareMatch(match, options).ToList();
_output.WriteResults(actual);
actual.Should().HaveCount(1);
actual[0].Should().BeEquivalentTo(result);
}
public void CalculateChangesReturnsResultFromComparer(SemVerChangeType changeType, bool expected)
{
var oldItem = new TestClassDefinition();
var oldItems = new List <IClassDefinition>
{
oldItem
};
var newItem = new TestClassDefinition();
var newItems = new List <IClassDefinition>
{
newItem
};
var match = new ItemMatch <IClassDefinition>(oldItem, newItem);
var matches = new List <ItemMatch <IClassDefinition> > {
match
};
var options = ComparerOptions.Default;
var matchResults = new MatchResults <IClassDefinition>(matches, Array.Empty <IClassDefinition>(),
Array.Empty <IClassDefinition>());
var message = Guid.NewGuid().ToString();
var result = new ComparisonResult(changeType, oldItem, newItem, message);
var results = new List <ComparisonResult> {
result
};
Service <IEvaluator <IClassDefinition> >().FindMatches(oldItems, newItems).Returns(matchResults);
Service <IItemComparer <IClassDefinition> >().CompareMatch(match, options).Returns(results);
var actual = SUT.CalculateChanges(oldItems, newItems, options);
if (expected)
{
actual.Should().BeEquivalentTo(results);
}
else
{
actual.Should().BeEmpty();
}
}
public void SetUp()
{
_classDefinition1 = new TestClassDefinition(typeof(BaseType1));
_classDefinition2 = new TestClassDefinition(typeof(BT1Mixin1));
_methodInfo1 = typeof(BaseType1).GetMethod("VirtualMethod", Type.EmptyTypes);
_methodInfo2 = typeof(BT1Mixin1).GetMethod("VirtualMethod");
_methodInfo3 = typeof(BT1Mixin2).GetMethod("VirtualMethod");
_methodInfoProtected = typeof(ClassWithDifferentMemberVisibilities).GetMethod(
"ProtectedMethod",
BindingFlags.NonPublic | BindingFlags.Instance);
_methodInfoProtectedInternal = typeof(ClassWithDifferentMemberVisibilities).GetMethod(
"ProtectedInternalMethod",
BindingFlags.NonPublic | BindingFlags.Instance);
_propertyInfoWithGetAndSet = typeof(ClassWithDifferentPropertyKinds).GetProperty("PropertyWithGetAndSet");
_propertyInfoWithGet = typeof(ClassWithDifferentPropertyKinds).GetProperty("PropertyWithGet");
_propertyInfoWithSet = typeof(ClassWithDifferentPropertyKinds).GetProperty("PropertyWithSet");
_eventInfo1 = typeof(ClassWithEvents).GetEvent("Event1");
_eventInfo2 = typeof(ClassWithEvents).GetEvent("Event2");
}
