@Test
public void testGet() {
for (int i = 0; i < A.length; ++i) {
for (int j = 0; j < A[0].length; ++j) {
assertTrue(matrixA.get(i, j).equals(A[i][j]));
}
}
}
@Test
public void testGetTransposed() {
final Double[][] matrix = new Double[][] {{1.0, 2.0, 3.0}, {1.0, 2.0, 3.0}, {1.0, 2.0, 3.0}};
assertTrue(matrixA.getTransposed().equals(new SquareMatrix<Double>(matrix)));
}
@Test
public void testMultNumber() {
final Double[][] matrix = new Double[][] {{2.0, 2.0, 2.0}, {4.0, 4.0, 4.0}, {6.0, 6.0, 6.0}};
assertTrue(matrixA.mult(2.0).equals(new SquareMatrix<Double>(matrix)));
}
@Test
public void testMultIMatrixOfNumber() {
final Double[][] matrix =
new Double[][] {{15.0, 15.0, 15.0}, {30.0, 30.0, 30.0}, {45.0, 45.0, 45.0}};
assertTrue(matrixA.mult(matrixB).equals(new SquareMatrix<Double>(matrix)));
}
@Test
public void testSub() {
final Double[][] matrix =
new Double[][] {{-3.0, -3.0, -3.0}, {-3.0, -3.0, -3.0}, {-3.0, -3.0, -3.0}};
assertTrue(matrixA.sub(matrixB).equals(new SquareMatrix<Double>(matrix)));
}
@Test
public void testAdd() {
final Double[][] matrix = new Double[][] {{5.0, 5.0, 5.0}, {7.0, 7.0, 7.0}, {9.0, 9.0, 9.0}};
assertTrue(matrixA.add(matrixB).equals(new SquareMatrix<Double>(matrix)));
}
@Test
public void testGetRows() {
assertTrue(matrixA.getRows() == A.length);
}
@Test
public void testGetColumns() {
assertTrue(matrixA.getColumns() == A[0].length);
}
@Test
public void testEqualsObject() {
final Double[][] a = new Double[][] {{1.0, 1.0, 1.0}, {2.0, 2.0, 2.0}, {3.0, 3.0, 3.0}};
assertTrue(matrixA.equals(new SquareMatrix<Double>(a)));
assertFalse(matrixA.equals(matrixB));
}