public void Comparison_Inequality_Type() {
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(nodeType, type, indexer);
IndexExpressionFingerprint fingerprint2 = new IndexExpressionFingerprint(nodeType, typeof(object), indexer);
// Assert
Assert.AreNotEqual(fingerprint1, fingerprint2, "Fingerprints should not have been equal (differ by Type).");
}
public void Properties() {
// Arrange
ExpressionType expectedNodeType = ExpressionType.Index;
Type expectedType = typeof(char);
PropertyInfo expectedIndexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint = new IndexExpressionFingerprint(expectedNodeType, expectedType, expectedIndexer);
// Assert
Assert.AreEqual(expectedNodeType, fingerprint.NodeType);
Assert.AreEqual(expectedType, fingerprint.Type);
Assert.AreEqual(expectedIndexer, fingerprint.Indexer);
}
public void Comparison_Equality() {
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(nodeType, type, indexer);
IndexExpressionFingerprint fingerprint2 = new IndexExpressionFingerprint(nodeType, type, indexer);
// Assert
Assert.AreEqual(fingerprint1, fingerprint2, "Fingerprints should have been equal.");
Assert.AreEqual(fingerprint1.GetHashCode(), fingerprint2.GetHashCode(), "Fingerprints should have been different.");
}
public void Comparison_Inequality_Indexer()
{
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(nodeType, type, indexer);
IndexExpressionFingerprint fingerprint2 = new IndexExpressionFingerprint(nodeType, type, null /* indexer */);
// Assert
Assert.NotEqual(fingerprint1, fingerprint2);
}
public void Comparison_Inequality_Type()
{
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(nodeType, type, indexer);
IndexExpressionFingerprint fingerprint2 = new IndexExpressionFingerprint(nodeType, typeof(object), indexer);
// Assert
Assert.AreNotEqual(fingerprint1, fingerprint2, "Fingerprints should not have been equal (differ by Type).");
}
public void Comparison_Equality()
{
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(nodeType, type, indexer);
IndexExpressionFingerprint fingerprint2 = new IndexExpressionFingerprint(nodeType, type, indexer);
// Assert
Assert.Equal(fingerprint1, fingerprint2);
Assert.Equal(fingerprint1.GetHashCode(), fingerprint2.GetHashCode());
}
public void Properties()
{
// Arrange
ExpressionType expectedNodeType = ExpressionType.Index;
Type expectedType = typeof(char);
PropertyInfo expectedIndexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint = new IndexExpressionFingerprint(expectedNodeType, expectedType, expectedIndexer);
// Assert
Assert.Equal(expectedNodeType, fingerprint.NodeType);
Assert.Equal(expectedType, fingerprint.Type);
Assert.Equal(expectedIndexer, fingerprint.Indexer);
}
public void Comparison_Inequality_FingerprintType()
{
// Arrange
ExpressionType nodeType = ExpressionType.Index;
Type type = typeof(char);
PropertyInfo indexer = typeof(string).GetProperty("Chars");
// Act
IndexExpressionFingerprint fingerprint1 = new IndexExpressionFingerprint(
nodeType,
type,
indexer
);
DummyExpressionFingerprint fingerprint2 = new DummyExpressionFingerprint(
nodeType,
type
);
// Assert
Assert.NotEqual <ExpressionFingerprint>(fingerprint1, fingerprint2);
}
