//[Theory]
//[MemberData(nameof(NonEquivalentExpressions))]
public void GetExpressionText_CheckNonEquivalentExpressions_Theory(LambdaExpression expression1, LambdaExpression expression2)
{
// Act - 1
var text1 = ExpressionHelper.GetExpressionText(expression1, _expressionTextCache);
// Act - 2
var text2 = ExpressionHelper.GetExpressionText(expression2, _expressionTextCache);
// Assert
Assert2.NotEqual(text1, text2, StringComparer.Ordinal);
Assert2.NotSame(text1, text2);
}
public void HashCode_Is_OrderSensitive()
{
var hashCode1 = HashCodeCombiner.Start();
var hashCode2 = HashCodeCombiner.Start();
hashCode1.Add(42);
hashCode1.Add("foo");
hashCode2.Add("foo");
hashCode2.Add(42);
Assert2.NotEqual(hashCode1.CombinedHash, hashCode2.CombinedHash);
}
private void VerifyNotEquals(MemberExpressionCacheKey key1, MemberExpressionCacheKey key2)
{
var hashCode1 = Comparer.GetHashCode(key1);
var hashCode2 = Comparer.GetHashCode(key2);
Assert2.NotEqual(hashCode1, hashCode2);
Assert2.NotEqual(key1, key2, Comparer);
var cachedKey1 = key1.MakeCacheable();
Assert2.NotEqual(key2, cachedKey1, Comparer);
var cachedKeyHashCode1 = Comparer.GetHashCode(cachedKey1);
Assert2.NotEqual(cachedKeyHashCode1, hashCode2);
}