public void testSort() {
SparseMatrixLil B = spzeros(2, 2);
B.append(1, 0, 5);
B.append(0, 1, 7);
B.append(0, 0, 11);
System.out.println(B.toDense());
System.out.println(B);
B.sort();
System.out.println(B.toDense());
System.out.println(B);
assertEquals(11.0, B.values[0]);
assertEquals(5.0, B.values[1]);
assertEquals(7.0, B.values[2]);
SparseMatrixLil A = sprand(5, 8);
B = A.add(0); // make copy
System.out.println(B);
B.sort();
for (int i = 1; i < B.size; i++) {
assertTrue(B.colIdx[i] >= B.colIdx[i - 1]);
if (B.colIdx[i] == B.colIdx[i - 1]) {
assertTrue(B.rowIdx[i] >= B.rowIdx[i - 1]);
}
}
assertTrue(A.equals(B));
System.out.println(B);
SparseMatrixLil Bt = B.t();
System.out.println(Bt);
Bt.sort();
for (int i = 1; i < Bt.size; i++) {
assertTrue(Bt.colIdx[i] >= Bt.colIdx[i - 1]);
if (Bt.colIdx[i] == Bt.colIdx[i - 1]) {
assertTrue(Bt.rowIdx[i] >= Bt.rowIdx[i - 1]);
}
}
System.out.println(Bt);
assertTrue(A.toDense().t().equals(Bt));
}
