Added tests for create_grpc_channel

Refs #63

test/test_client.py

@@ -804,3 +804,31 @@ def test_handle_error_without_status():
             handle_error(call)
 
         assert excinfo.value == call
+def test_get_grid_points():
+    client, local = make_bmi_classes(True)
+    varname = local.get_output_var_names()[0]
+    grid_id = local.get_var_grid(varname)
+    local_x = [] if local.get_grid_x(grid_id) is None else numpy.array(local.get_grid_x(grid_id))
+    local_y = [] if local.get_grid_y(grid_id) is None else numpy.array(local.get_grid_y(grid_id))
+    local_z = [] if local.get_grid_z(grid_id) is None else numpy.array(local.get_grid_z(grid_id))
+    assert numpy.array_equal(client.get_grid_x(grid_id), local_x)
+    assert numpy.array_equal(client.get_grid_y(grid_id), local_y)
+    assert numpy.array_equal(client.get_grid_z(grid_id), local_z)
+
+
+class TestCreateGrpcChannel:
+    def test_defaults(self):
+        with BmiClient.create_grpc_channel() as channel:
+            target = channel._channel.target()
+            assert target == b'localhost:50051'
+
+    def test_custom(self):
+        with BmiClient.create_grpc_channel(51234, 'somehost') as channel:
+            target = channel._channel.target()
+            assert target == b'somehost:51234'
+
+    def test_same_port_twice(self):
+        port = 51235
+        with BmiClient.create_grpc_channel(port) as channel1, BmiClient.create_grpc_channel(port) as channel2:
+            assert channel1._channel.target() == b'localhost:51235'
+            assert channel2._channel.target() == b'localhost:51235'