Add more tests from the SDK v1.0.0-rc5 (#12)

- **Add more tests imported from the SDK v1.0.0-rc5**
- **Fix new tests imports**
- **Fix new tests patching**

tests/test_component.py

@@ -0,0 +1,89 @@
+# License: MIT
+# Copyright © 2022 Frequenz Energy-as-a-Service GmbH
+
+"""Tests for the microgrid component wrapper."""
+
+import pytest
+
+# pylint: disable=no-name-in-module
+from frequenz.api.common.components_pb2 import ComponentCategory
+
+# pylint: enable=no-name-in-module
+import frequenz.client.microgrid._component as cp
+
+
+def test_component_category_from_protobuf() -> None:
+    """Test the creating component category from protobuf."""
+    assert (
+        cp.component_category_from_protobuf(
+            ComponentCategory.COMPONENT_CATEGORY_UNSPECIFIED
+        )
+        == cp.ComponentCategory.NONE
+    )
+
+    assert (
+        cp.component_category_from_protobuf(ComponentCategory.COMPONENT_CATEGORY_GRID)
+        == cp.ComponentCategory.GRID
+    )
+
+    assert (
+        cp.component_category_from_protobuf(ComponentCategory.COMPONENT_CATEGORY_METER)
+        == cp.ComponentCategory.METER
+    )
+
+    assert (
+        cp.component_category_from_protobuf(
+            ComponentCategory.COMPONENT_CATEGORY_INVERTER
+        )
+        == cp.ComponentCategory.INVERTER
+    )
+
+    assert (
+        cp.component_category_from_protobuf(
+            ComponentCategory.COMPONENT_CATEGORY_BATTERY
+        )
+        == cp.ComponentCategory.BATTERY
+    )
+
+    assert (
+        cp.component_category_from_protobuf(
+            ComponentCategory.COMPONENT_CATEGORY_EV_CHARGER
+        )
+        == cp.ComponentCategory.EV_CHARGER
+    )
+
+    assert cp.component_category_from_protobuf(666) == cp.ComponentCategory.NONE  # type: ignore
+
+    with pytest.raises(ValueError):
+        cp.component_category_from_protobuf(ComponentCategory.COMPONENT_CATEGORY_SENSOR)
+
+
+# pylint: disable=invalid-name
+def test_Component() -> None:
+    """Test the component category."""
+    c0 = cp.Component(0, cp.ComponentCategory.GRID)
+    assert c0.is_valid()
+
+    c1 = cp.Component(1, cp.ComponentCategory.GRID)
+    assert c1.is_valid()
+
+    c4 = cp.Component(4, cp.ComponentCategory.METER)
+    assert c4.is_valid()
+
+    c5 = cp.Component(5, cp.ComponentCategory.INVERTER)
+    assert c5.is_valid()
+
+    c6 = cp.Component(6, cp.ComponentCategory.BATTERY)
+    assert c6.is_valid()
+
+    c7 = cp.Component(7, cp.ComponentCategory.EV_CHARGER)
+    assert c7.is_valid()
+
+    invalid_grid_id = cp.Component(-1, cp.ComponentCategory.GRID)
+    assert not invalid_grid_id.is_valid()
+
+    invalid_type = cp.Component(666, -1)  # type: ignore
+    assert not invalid_type.is_valid()
+
+    another_invalid_type = cp.Component(666, 666)  # type: ignore
+    assert not another_invalid_type.is_valid()

tests/test_component_data.py

@@ -0,0 +1,92 @@
+# License: MIT
+# Copyright © 2022 Frequenz Energy-as-a-Service GmbH
+
+"""Tests for the microgrid component data."""
+
+from datetime import datetime, timezone
+
+import pytest
+
+# pylint: disable=no-name-in-module
+from frequenz.api.common.metrics.electrical_pb2 import AC
+from frequenz.api.common.metrics_pb2 import Bounds, Metric
+from frequenz.api.microgrid.inverter_pb2 import (
+    COMPONENT_STATE_DISCHARGING,
+    Data,
+    Error,
+    Inverter,
+    State,
+)
+from frequenz.api.microgrid.microgrid_pb2 import ComponentData as PbComponentData
+from google.protobuf.timestamp_pb2 import Timestamp
+
+# pylint: enable=no-name-in-module
+from frequenz.client.microgrid import ComponentData, InverterData
+
+
+def test_component_data_abstract_class() -> None:
+    """Verify the base class ComponentData may not be instantiated."""
+    with pytest.raises(TypeError):
+        # pylint: disable=abstract-class-instantiated
+        ComponentData(0, datetime.now(timezone.utc))  # type: ignore
+
+
+def test_inverter_data() -> None:
+    """Verify the constructor for the InverterData class."""
+    seconds = 1234567890
+
+    raw = PbComponentData(
+        id=5,
+        ts=Timestamp(seconds=seconds),
+        inverter=Inverter(
+            state=State(component_state=COMPONENT_STATE_DISCHARGING),
+            errors=[Error(msg="error message")],
+            data=Data(
+                dc_battery=None,
+                dc_solar=None,
+                temperature=None,
+                ac=AC(
+                    frequency=Metric(value=50.1),
+                    power_active=Metric(
+                        value=100.2,
+                        system_exclusion_bounds=Bounds(lower=-501.0, upper=501.0),
+                        system_inclusion_bounds=Bounds(lower=-51_000.0, upper=51_000.0),
+                    ),
+                    phase_1=AC.ACPhase(
+                        current=Metric(value=12.3),
+                        voltage=Metric(value=229.8),
+                        power_active=Metric(value=33.1),
+                    ),
+                    phase_2=AC.ACPhase(
+                        current=Metric(value=23.4),
+                        voltage=Metric(value=230.0),
+                        power_active=Metric(value=33.3),
+                    ),
+                    phase_3=AC.ACPhase(
+                        current=Metric(value=34.5),
+                        voltage=Metric(value=230.2),
+                        power_active=Metric(value=33.8),
+                    ),
+                ),
+            ),
+        ),
+    )
+
+    inv_data = InverterData.from_proto(raw)
+    assert inv_data.component_id == 5
+    assert inv_data.timestamp == datetime.fromtimestamp(seconds, timezone.utc)
+    assert (  # pylint: disable=protected-access
+        inv_data._component_state == COMPONENT_STATE_DISCHARGING
+    )
+    assert inv_data._errors == [  # pylint: disable=protected-access
+        Error(msg="error message")
+    ]
+    assert inv_data.frequency == pytest.approx(50.1)
+    assert inv_data.active_power == pytest.approx(100.2)
+    assert inv_data.active_power_per_phase == pytest.approx((33.1, 33.3, 33.8))
+    assert inv_data.current_per_phase == pytest.approx((12.3, 23.4, 34.5))
+    assert inv_data.voltage_per_phase == pytest.approx((229.8, 230.0, 230.2))
+    assert inv_data.active_power_inclusion_lower_bound == pytest.approx(-51_000.0)
+    assert inv_data.active_power_inclusion_upper_bound == pytest.approx(51_000.0)
+    assert inv_data.active_power_exclusion_lower_bound == pytest.approx(-501.0)
+    assert inv_data.active_power_exclusion_upper_bound == pytest.approx(501.0)

tests/test_connection.py

@@ -0,0 +1,28 @@
+# License: MIT
+# Copyright © 2022 Frequenz Energy-as-a-Service GmbH
+
+"""Tests for the microgrid Connection type."""
+
+from frequenz.client.microgrid import Connection
+
+
+# pylint: disable=invalid-name
+def test_Connection() -> None:
+    """Test the microgrid Connection type."""
+    c00 = Connection(0, 0)
+    assert not c00.is_valid()
+
+    c01 = Connection(0, 1)
+    assert c01.is_valid()
+
+    c10 = Connection(1, 0)
+    assert not c10.is_valid()
+
+    c11 = Connection(1, 1)
+    assert not c11.is_valid()
+
+    c12 = Connection(1, 2)
+    assert c12.is_valid()
+
+    c21 = Connection(2, 1)
+    assert c21.is_valid()