@Test
public void testMultiplyRandom() {
Random r = new Random();
DOK2Dint dok = new DOK2Dint(10 + r.nextInt(10), 10 + r.nextInt(10));
// random matrix
for (int l = 0; l < dok.nlines(); l++) {
for (int c = 0; c < dok.ncols(); c++) {
// 50% chance of random element
if (r.nextBoolean()) {
dok.set(l, c, r.nextInt());
}
}
}
DOK1Dint vec = new DOK1Dint(dok.ncols());
// random vec
for (int l = 0; l < vec.nlines(); l++) {
if (r.nextBoolean()) {
vec.set(l, r.nextInt());
}
}
// expected result
DOK1Dint expected = dok.multiply(vec);
assertEquals(expected, new CSC2Dint(dok).multiply(vec));
}
