@Test
public void testCountPlus1() {
char[][] grid =
new char[][] {
{'a', 'y', ' '},
{'x', 'a', 'z'},
};
CharGrid cg = new CharGrid(grid);
assertEquals(0, cg.countPlus());
}
@Test
public void testCountPlus2() {
char[][] grid =
new char[][] {
{'.', 'a', ','},
{'a', 'a', 'a'},
{'+', 'a', 'a'}
};
CharGrid cg = new CharGrid(grid);
assertEquals(1, cg.countPlus());
}
@Test
public void testCharArea1() {
char[][] grid =
new char[][] {
{'a', 'y', ' '},
{'x', 'a', 'z'},
};
CharGrid cg = new CharGrid(grid);
assertEquals(4, cg.charArea('a'));
assertEquals(1, cg.charArea('z'));
}
@Test
public void testCharArea2() {
char[][] grid =
new char[][] {
{'c', 'a', ' '},
{'b', ' ', 'b'},
{' ', ' ', 'a'}
};
CharGrid cg = new CharGrid(grid);
assertEquals(6, cg.charArea('a'));
assertEquals(3, cg.charArea('b'));
assertEquals(1, cg.charArea('c'));
assertEquals(9, cg.charArea(' '));
}
@Test
public void testCharArea3() {
char[][] grid =
new char[][] {
{'.', 'a', ','},
{'b', 'a', 'b'},
{'+', ',', 'a'}
};
CharGrid cg = new CharGrid(grid);
assertEquals(6, cg.charArea('a'));
assertEquals(3, cg.charArea('b'));
assertEquals(0, cg.charArea('c'));
assertEquals(6, cg.charArea(','));
assertEquals(1, cg.charArea('+'));
}
@Test
public void testCountPlus6() {
char[][] grid =
new char[][] {
{'a', 'b', 'a', 'a', 'a', 'j'},
{'a', 'a', 'a', 'a', 'b', 'b'},
{'a', 'a', 'a', 'b', 'b', 'b'},
{'a', 'a', 'a', 'c', 'b', '+'},
{'a', 'b', 'c', 'c', 'c', '+'},
{'b', 'b', 'b', 'c', 'b', '+'},
{'+', 'b', 'a', 'b', '+', '.'}
};
CharGrid cg = new CharGrid(grid);
assertEquals(4, cg.countPlus());
}
public void testCharArea4() {
char[][] grid =
new char[][] {
{'.', 'a', ',', 'd', 'b', 'j'},
{'b', 'a', 'b', ',', 'b', '+'},
{'+', ',', 'a', 'b', '+', '.'}
};
CharGrid cg = new CharGrid(grid);
assertEquals(18, cg.charArea('.'));
assertEquals(1, cg.charArea('j'));
assertEquals(15, cg.charArea('b'));
assertEquals(9, cg.charArea(','));
assertEquals(12, cg.charArea('+'));
assertEquals(1, cg.charArea('d'));
}