public void EqualsReturnsTrueWhenEqual()
{
ReplacerEntry entry1 = new ReplacerEntry("o", "m");
ReplacerEntry entry2 = new ReplacerEntry("o", "m");
Assert.That(entry1.Equals(entry2), Is.True);
}
public void EqualsReturnsFalseWhenDifferent()
{
ReplacerEntry entry1 = new ReplacerEntry("o", "m");
ReplacerEntry entry2 = new ReplacerEntry("o", "t");
Assert.That(entry1.Equals(entry2), Is.False);
ReplacerEntry entry3 = new ReplacerEntry("t", "m");
Assert.That(entry1.Equals(entry3), Is.False);
}
public void HashCodeDependsOnFields()
{
ReplacerEntry entry1 = new ReplacerEntry("o", "m");
ReplacerEntry entry2 = new ReplacerEntry("o", "t");
ReplacerEntry entry3 = new ReplacerEntry("t", "m");
ReplacerEntry entry4 = new ReplacerEntry("o", "m");
Assert.That(entry1.GetHashCode(), Is.EqualTo(entry4.GetHashCode()));
Assert.That(entry1.GetHashCode(), Is.Not.EqualTo(entry2.GetHashCode()));
Assert.That(entry1.GetHashCode(), Is.Not.EqualTo(entry3.GetHashCode()));
}
public void EqualityIsLikeEquals()
{
ReplacerEntry entry1 = new ReplacerEntry("o", "m");
ReplacerEntry entry2 = new ReplacerEntry("o", "t");
ReplacerEntry entry3 = new ReplacerEntry("t", "m");
ReplacerEntry entry4 = new ReplacerEntry("o", "m");
Assert.That(entry1 == entry4, Is.True);
Assert.That(entry1 != entry4, Is.False);
Assert.That(entry1 == entry2, Is.False);
Assert.That(entry1 != entry2, Is.True);
Assert.That(entry1 == entry3, Is.False);
Assert.That(entry1 != entry3, Is.True);
}
public void EqualsObjReturnsFalseWhenDifferentType()
{
ReplacerEntry entry1 = new ReplacerEntry("o", "m");
Assert.That(entry1.Equals(5), Is.False);
}