// This tests basic segmented vector construction and iteration. void TestBasics() { // A SegmentedVector with a POD element type. typedef SegmentedVector<int, 1024, InfallibleAllocPolicy> MyVector; MyVector v; int i, n; MOZ_RELEASE_ASSERT(v.IsEmpty()); // Add 100 elements, then check various things. i = 0; for ( ; i < 100; i++) { gDummy = v.Append(mozilla::Move(i)); } MOZ_RELEASE_ASSERT(!v.IsEmpty()); MOZ_RELEASE_ASSERT(v.Length() == 100); n = 0; for (auto iter = v.Iter(); !iter.Done(); iter.Next()) { MOZ_RELEASE_ASSERT(iter.Get() == n); n++; } MOZ_RELEASE_ASSERT(n == 100); // Add another 900 elements, then re-check. for ( ; i < 1000; i++) { v.InfallibleAppend(mozilla::Move(i)); } MOZ_RELEASE_ASSERT(!v.IsEmpty()); MOZ_RELEASE_ASSERT(v.Length() == 1000); n = 0; for (auto iter = v.Iter(); !iter.Done(); iter.Next()) { MOZ_RELEASE_ASSERT(iter.Get() == n); n++; } MOZ_RELEASE_ASSERT(n == 1000); // Pop off all of the elements. MOZ_RELEASE_ASSERT(v.Length() == 1000); for (int len = (int)v.Length(); len > 0; len--) { MOZ_RELEASE_ASSERT(v.GetLast() == len - 1); v.PopLast(); } MOZ_RELEASE_ASSERT(v.IsEmpty()); MOZ_RELEASE_ASSERT(v.Length() == 0); // Fill the vector up again to prepare for the clear. for (i = 0; i < 1000; i++) { v.InfallibleAppend(mozilla::Move(i)); } MOZ_RELEASE_ASSERT(!v.IsEmpty()); MOZ_RELEASE_ASSERT(v.Length() == 1000); v.Clear(); MOZ_RELEASE_ASSERT(v.IsEmpty()); MOZ_RELEASE_ASSERT(v.Length() == 0); }