public void CompareTo_ComparesCorrectly()
{
Word3 one = new Word3("aaa");
Word3 two = new Word3("aab");
Word3 three = new Word3("baa");
Word3 four = new Word3("bba");
Assert.True(one.CompareTo(one) == 0);
Assert.True(one.CompareTo(two) < 0);
Assert.True(one.CompareTo(three) < 0);
Assert.True(one.CompareTo(four) < 0);
Assert.True(two.CompareTo(one) > 0);
Assert.True(two.CompareTo(two) == 0);
Assert.True(two.CompareTo(three) < 0);
Assert.True(two.CompareTo(four) < 0);
Assert.True(three.CompareTo(one) > 0);
Assert.True(three.CompareTo(two) > 0);
Assert.True(three.CompareTo(three) == 0);
Assert.True(three.CompareTo(four) < 0);
Assert.True(four.CompareTo(one) > 0);
Assert.True(four.CompareTo(two) > 0);
Assert.True(four.CompareTo(three) > 0);
Assert.True(four.CompareTo(four) == 0);
}
public void Construct_FromChars_SetsPropertyValues()
{
Word3 c = new Word3('a', 'b', 'c');
Assert.Equal('a', c.L1);
Assert.Equal('b', c.L2);
Assert.Equal('c', c.L3);
}
public void Construct_FromString_SetsPropertyValues()
{
Word3 c = new Word3("abc");
Assert.Equal('a', c.L1);
Assert.Equal('b', c.L2);
Assert.Equal('c', c.L3);
}
public void Construct_WordSequence_AddsToTrie()
{
Word3 w1 = new Word3("aaa");
Word3 w2 = new Word3("zzz");
Word3Trie trie = new Word3Trie(new Word3[] { w1, w2 });
Assert.True(trie.Contains(w1));
Assert.True(trie.Contains(w2));
}
public void Transpose_CreatesRowAndColumnSwappedGrid()
{
Word3[] rows = new Word3[] { new Word3("abc"), new Word3("efg"), new Word3("ijk") };
Word3Grid grid = new Word3Grid(rows[0], rows[1], rows[2]);
Word3Grid gridT = grid.Transpose();
Assert.Equal(new Word3("aei"), gridT.Row1);
Assert.Equal(new Word3("bfj"), gridT.Row2);
Assert.Equal(new Word3("cgk"), gridT.Row3);
}
public void Equals_ComparesCorrectly()
{
Word3[] rows = new Word3[] { new Word3("abc"), new Word3("efg"), new Word3("ijk") };
Word3Grid grid1a = new Word3Grid(rows[0], rows[1], rows[2]);
Word3Grid grid1b = new Word3Grid(rows[0], rows[1], rows[2]);
Word3Grid grid2 = new Word3Grid(rows[0], rows[1], rows[1]);
Assert.True(grid1a.Equals(grid1b));
Assert.True(grid1b.Equals(grid1a));
Assert.False(grid1b.Equals(grid2));
Assert.False(grid2.Equals(grid1a));
}
public void GetHashCode_UniqueUnlessValuesAreEqual()
{
Word3 one = new Word3("one");
Word3 oneA = new Word3("one");
Word3 two = new Word3("two");
Word3 twoA = new Word3("two");
int c1 = one.GetHashCode();
int c2 = two.GetHashCode();
int c1a = oneA.GetHashCode();
int c2a = twoA.GetHashCode();
Assert.Equal(c1, c1a);
Assert.Equal(c2, c2a);
Assert.NotEqual(c1, c2);
}
public void Equals_ComparesCorrectly()
{
Word3 one = new Word3("one");
Word3 oneA = new Word3("one");
Word3 two = new Word3("two");
Word3 twoA = new Word3("two");
object twoO = two;
Assert.True(one.Equals(oneA));
Assert.True(oneA.Equals(one));
Assert.True(two.Equals(twoA));
Assert.True(twoA.Equals(two));
Assert.True(two.Equals(twoO));
Assert.False(one.Equals(two));
Assert.False(two.Equals(one));
Assert.False(two.Equals(null));
}
public void Construct_FromRows_SetsPropertyValues()
{
Word3[] rows = new Word3[] { new Word3("abc"), new Word3("efg"), new Word3("ijk") };
Word3Grid grid = new Word3Grid(rows[0], rows[1], rows[2]);
Assert.Equal('a', grid.A00);
Assert.Equal('b', grid.A01);
Assert.Equal('c', grid.A02);
Assert.Equal('e', grid.A10);
Assert.Equal('f', grid.A11);
Assert.Equal('g', grid.A12);
Assert.Equal('i', grid.A20);
Assert.Equal('j', grid.A21);
Assert.Equal('k', grid.A22);
Assert.Equal(rows[0], grid.Row1);
Assert.Equal(rows[1], grid.Row2);
Assert.Equal(rows[2], grid.Row3);
Assert.Equal(new Word3("aei"), grid.Column1);
Assert.Equal(new Word3("bfj"), grid.Column2);
Assert.Equal(new Word3("cgk"), grid.Column3);
}
public void ToString_ReturnsWord()
{
Word3 word = new Word3("abc");
Assert.Equal("abc", word.ToString());
}
