Added test_all_distance_measures

aeon/classification/distance_based/tests/test_elastic_ensemble.py

@@ -80,3 +80,13 @@ def test_proportion_train_in_param_finding():
     ee.get_metric_params()
     with pytest.raises(NotImplementedError, match="EE does not currently support:"):
         ElasticEnsemble._get_100_param_options("FOO")
+
+
+def test_all_distance_measures():
+    """Test the 'all' option of the distance_measures parameter."""
+    X = np.random.random(size=(10, 1, 10))
+    y = np.array([0, 0, 0, 0, 0, 1, 1, 1, 1, 1])
+    ee = ElasticEnsemble(distance_measures="all", proportion_train_in_param_finding=0.2)
+    ee.fit(X, y)
+    distances = list(ee.get_metric_params())
+    assert len(distances) == 9