Method testIncrement

JSAT/test/jsat/linear/SparseMatrixTest.java:971–985

Test of increment method, of class SparseMatrix.

()

     * Test of increment method, of class SparseMatrix.
     */
    @Test
    public void testIncrement()
    {
        System.out.println("increment");
        
        A.increment(0, 4, -1.0);
        A.increment(3, 0, -2.0);
        
        assertEquals(9, A.nnz());
        assertEquals(1.0, A.get(0, 0), 1e-20);
        assertEquals(3.0, A.get(0, 4), 1e-20);
        
        assertEquals(-2.0, A.get(3, 0), 1e-20);
        assertEquals(1.0, A.get(3, 1), 1e-20);
    }

    /**
     * Test of rows method, of class SparseMatrix.