Function test_positions

subprojects/llama.cpp/tests/test-chat-parser.cpp:575–606

}

static void test_positions() {
  {
    common_chat_msg_parser builder("Hello, world!", /* is_partial= */ false, {});
    assert_equals<size_t>(0, builder.pos());
    assert_throws([&]() { builder.move_to(100); });
    assert_equals<size_t>(0, builder.pos());
    assert_throws([&]() { builder.move_back(1); });
    assert_equals<size_t>(0, builder.pos());

    builder.move_to(8);
    assert_equals<size_t>(8, builder.pos());
    builder.move_back(1);
    assert_equals<size_t>(7, builder.pos());
    assert_equals("world!", builder.consume_rest());

    builder.move_to(0);
    assert_equals<size_t>(0, builder.pos());

    assert_throws([&]() { builder.finish(); });
    assert_equals<size_t>(0, builder.pos());

    builder.move_to(builder.input().size());
    builder.finish();
  }
  {
    common_chat_msg_parser builder("Hello, world!", /* is_partial= */ true, {});

    builder.move_to(builder.input().size());
    assert_equals<size_t>(builder.input().size(), builder.pos());
    builder.finish();
  }
}

int main() {
    test_positions();