Implemented State

state/test/test_read_value.py

@@ -0,0 +1,88 @@
+import pytest
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_different_id_simple(state):
+    id1 = state.create_nodevalue(1)
+    id2 = state.create_nodevalue(2)
+    assert id1 is not None
+    assert id2 is not None
+
+    v1 = state.read_value(id1)
+    v2 = state.read_value(id2)
+    assert v1 == 1
+    assert v2 == 2
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_integer_ib_negative(state):
+    # Just within range
+    for i in range(-2 ** 63, -2 ** 63 + 10):
+        id1 = state.create_nodevalue(i)
+        assert id1 is not None
+
+        v = state.read_value(id1)
+        assert v == i
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_integer_ib_zero(state):
+    # Nicely within range
+    for i in range(-10, 10):
+        id1 = state.create_nodevalue(i)
+        assert id1 is not None
+
+        v = state.read_value(id1)
+        assert v == i
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_integer_ib_positive(state):
+    # Just within range
+    for i in range(2 ** 63 - 10, 2 ** 63):
+        id1 = state.create_nodevalue(i)
+        assert id1 is not None
+
+        v = state.read_value(id1)
+        assert v == i
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_boolean(state):
+    id1 = state.create_nodevalue(True)
+    id2 = state.create_nodevalue(False)
+    assert id1 is not None
+    assert id2 is not None
+
+    v1 = state.read_value(id1)
+    v2 = state.read_value(id2)
+    assert v1 == True
+    assert v2 == False
+
+
+@pytest.mark.usefixtures("state")
+def test_read_nodevalue_boolean_same(state):
+    id1 = state.create_nodevalue(True)
+    id2 = state.create_nodevalue(True)
+    assert id1 is not None
+    assert id2 is not None
+
+    v1 = state.read_value(id1)
+    v2 = state.read_value(id2)
+    assert v1 == True
+    assert v2 == True
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_no_exist(state):
+    v1 = state.read_value(100000)
+    assert v1 is None
+
+
+@pytest.mark.usefixtures("state")
+def test_read_value_no_value(state):
+    id1 = state.create_node()
+    assert id1 is not None
+
+    v1 = state.read_value(id1)
+    assert v1 is None