def test_disable_history(self):
        ws_name = '__tmp_test_algorithm_history'
        ws = CreateWorkspace([0, 1, 2], [0, 1, 2], OutputWorkspace=ws_name)
        alg = self._run_algorithm('ParentAlg', child_algorithm=True, record_history=False, Workspace=ws_name)

        history = ws.getHistory()
        alg_hists = history.getAlgorithmHistories()

        self.assertEquals(history.size(), 1)
        self.assertEquals(len(alg_hists), 1)
    def test_nested_history(self):
        ws_name = '__tmp_test_algorithm_history'
        ws = CreateWorkspace([0, 1, 2], [0, 1, 2], OutputWorkspace=ws_name)
        alg = self._run_algorithm("ParentAlg", Workspace=ws_name)

        history = ws.getHistory()
        alg_hists = history.getAlgorithmHistories()

        self.assertEquals(history.size(), 2)
        self.assertEquals(len(alg_hists), 2)

        parent_alg = history.getAlgorithmHistory(1)

        self.assertEquals(parent_alg.name(), "ParentAlg")
        self.assertEquals(parent_alg.version(), 1)
        self.assertEquals(parent_alg.childHistorySize(), 1)

        child_alg = parent_alg.getChildAlgorithmHistory(0)

        self.assertEquals(child_alg.name(), "ChildAlg")
        self.assertEquals(child_alg.version(), 1)
        self.assertEquals(child_alg.childHistorySize(), 0)