public void GetHashCode_GivenTwoNotEqualsObject_MethodReturDifferentHashCodes()
{
var a = new ReportColumn()
{
Title = "ColumnA", // <---
SqlValueExpression = "Exp"
};
var b = new ReportColumn()
{
Title = "ColumnB", // <---
SqlValueExpression = "Exp"
};
Assert.That(a.GetHashCode(), Is.Not.EqualTo(b.GetHashCode()));
a = new ReportColumn()
{
Title = "ColumnA",
SqlValueExpression = "ExpA" // <---
};
b = new ReportColumn()
{
Title = "ColumnA",
SqlValueExpression = "ExpB" // <---
};
Assert.That(a.GetHashCode(), Is.Not.EqualTo(b.GetHashCode()));
}
public void Equals_Symmetric()
{
var x = new ReportColumn()
{
Title = "Column A",
SqlValueExpression = "select 1"
};
var y = new ReportColumn()
{
Title = "Column A",
SqlValueExpression = "select 1"
};
Assert.IsTrue(x.Equals(y) && y.Equals(x));
Assert.IsTrue(x.GetHashCode() == y.GetHashCode());
}
public void GetHashCode_GivenTwoEqualsObject_MethodReturEqualHashCodes()
{
var a = new ReportColumn()
{
Title = "ColumnA",
SqlValueExpression = "Exp"
};
var b = new ReportColumn()
{
Title = "ColumnA",
SqlValueExpression = "Exp"
};
Assert.That(a.GetHashCode(), Is.EqualTo(b.GetHashCode()));
}