!include once #1024413 // LogNArray

set flag LogNArray_debug.

svoid test_LogNArray() {
  // Simple test
  
  new LogNArray<S> l;
  assertEqualsVerbose(0, l.size());
  for (int i = -1; i < 2; i++) { int _i = i ; assertException(r { l.get(_i) }); }
  l.add("hello");
  assertEqualsVerbose(1, l.size());
  assertException(r { l.get(-1) });
  assertEqualsVerbose("hello", l.get(0));
  assertException(r { l.get(1) });
  
  Random random = predictableRandom();
  
  // 10 random insertions, complete check
  
  new LS refl;
  l.clear();
  repeat 10 {
    int i = random(random, l(refl)+1);
    S id = randomID(random);
    print("add " + i + " " + id);
    refl.add(i, id);
    l.add(i, id);
    assertEquals(sfu(l), l(l), l(refl));
  }
  assertEqualsVerbose(l(l), l(refl));
  for i over refl:
    assertEquals(l.get(i), refl.get(i));
    
  // 10 random deletions, check after each turn
  repeat 10 {
    int i = random(random, l(refl)+1);
    print("remove " + i);
    assertEquals(l.remove(i), refl.remove(i));
    assertEqualsVerbose(l(l), l(refl));
    for j over refl:
      assertEquals(l.get(j), refl.get(j));
  }
  
  infoBox("LogNArray works! :)");
}