@Test
public void testCreateFromArray() {
INDArray[] as = new INDArray[2];
as[0] = Vector.of(1, 2);
as[1] = Vector.of(3, 4);
INDArray a = Arrayz.create((Object) as);
assertTrue(a instanceof AMatrix);
}
@Test
public void testZeroPaddedReshape() {
assertTrue(Vector0.INSTANCE.reshape(1, 1).asVector().isZero());
assertTrue(Matrix.create(1, 1).reshape(1, 2, 3).asVector().isZero());
assertEquals(Vector.of(2, 0, 0), Scalar.create(2).reshape(3));
assertEquals(Vector.of(1, 2), Vector.of(1, 2, 3, 4).reshape(2));
assertEquals(Scalar.create(2), Vector.of(2, 3, 4).reshape());
assertEquals(Vector0.INSTANCE, Array.newArray(2, 3, 4, 5).reshape(0));
}
@Test
public void testCholesky() {
AMatrix m =
Matrixx.create(Vector.of(4, 12, -16), Vector.of(12, 37, -43), Vector.of(-16, -43, 98));
Matrix L = Cholesky.decompose(m);
assertEquals((Matrixx.create(Vector.of(2, 0, 0), Vector.of(6, 1, 0), Vector.of(-8, 5, 3))), L);
}
@Test
public void testParse() {
assertEquals(Vector.of(4, 5), Arrayz.parse("[[1, 2], [4, 5], [7, 8]]").slice(1));
}
@Test
public void testDoubleSlice() {
assertEquals(new Double(2.0), Array.create(Vector.of(1, 2, 3)).getSlices().get(1));
assertEquals(new Double(2.0), SliceArray.create(Vector.of(1, 2, 3)).getSlices().get(1));
}
