public void TestNonPrimitiveNumbers()
{
var comparator = new StandardTypeComparator();
decimal bdOne = 1;
decimal bdTwo = 2;
Assert.True(comparator.Compare(bdOne, bdTwo) < 0);
Assert.True(comparator.Compare(bdOne, 1M) == 0);
Assert.True(comparator.Compare(bdTwo, bdOne) > 0);
Assert.True(comparator.Compare(1, bdTwo) < 0);
Assert.True(comparator.Compare(1, bdOne) == 0);
Assert.True(comparator.Compare(2, bdOne) > 0);
Assert.True(comparator.Compare(1.0d, bdTwo) < 0);
Assert.True(comparator.Compare(1.0d, bdOne) == 0);
Assert.True(comparator.Compare(2.0d, bdOne) > 0);
Assert.True(comparator.Compare(1.0f, bdTwo) < 0);
Assert.True(comparator.Compare(1.0f, bdOne) == 0);
Assert.True(comparator.Compare(2.0f, bdOne) > 0);
Assert.True(comparator.Compare(1L, bdTwo) < 0);
Assert.True(comparator.Compare(1L, bdOne) == 0);
Assert.True(comparator.Compare(2L, bdOne) > 0);
}
public void TestPrimitives()
{
var comparator = new StandardTypeComparator();
// primitive int
Assert.True(comparator.Compare(1, 2) < 0);
Assert.True(comparator.Compare(1, 1) == 0);
Assert.True(comparator.Compare(2, 1) > 0);
Assert.True(comparator.Compare(1.0d, 2) < 0);
Assert.True(comparator.Compare(1.0d, 1) == 0);
Assert.True(comparator.Compare(2.0d, 1) > 0);
Assert.True(comparator.Compare(1.0f, 2) < 0);
Assert.True(comparator.Compare(1.0f, 1) == 0);
Assert.True(comparator.Compare(2.0f, 1) > 0);
Assert.True(comparator.Compare(1L, 2) < 0);
Assert.True(comparator.Compare(1L, 1) == 0);
Assert.True(comparator.Compare(2L, 1) > 0);
Assert.True(comparator.Compare(1, 2L) < 0);
Assert.True(comparator.Compare(1, 1L) == 0);
Assert.True(comparator.Compare(2, 1L) > 0);
Assert.True(comparator.Compare(1L, 2L) < 0);
Assert.True(comparator.Compare(1L, 1L) == 0);
Assert.True(comparator.Compare(2L, 1L) > 0);
}
public void TestObjects()
{
var comparator = new StandardTypeComparator();
Assert.True(comparator.Compare("a", "a") == 0);
Assert.True(comparator.Compare("a", "b") < 0);
Assert.True(comparator.Compare("b", "a") > 0);
}
public void TestNulls()
{
var comparator = new StandardTypeComparator();
Assert.True(comparator.Compare(null, "abc") < 0);
Assert.True(comparator.Compare(null, null) == 0);
Assert.True(comparator.Compare("abc", null) > 0);
}
public void TestCanCompare()
{
var comparator = new StandardTypeComparator();
Assert.True(comparator.CanCompare(null, 1));
Assert.True(comparator.CanCompare(1, null));
Assert.True(comparator.CanCompare(2, 1));
Assert.True(comparator.CanCompare("abc", "def"));
Assert.True(comparator.CanCompare("abc", 3));
Assert.False(comparator.CanCompare(typeof(string), 3));
}
