Initial code check-in for A1 Policy Enforcement Simulator

Issue-ID: INT-1887
Signed-off-by: Krystian Kedron <k.kedron@partner.samsung.com>
Change-Id: I643dadac5386bf21eaa108435c83b69706b0bc1c

1 files changed, 78 insertions, 0 deletions

diff --git a/src/test/java/org/onap/a1pesimulator/util/ItemsRefresherTest.java b/src/test/java/org/onap/a1pesimulator/util/ItemsRefresherTest.java
new file mode 100644
index 0000000..25bdacf
--- /dev/null
+++ b/src/test/java/org/onap/a1pesimulator/util/ItemsRefresherTest.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2021 Samsung Electronics
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package org.onap.a1pesimulator.util;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import org.junit.Test;
+import org.onap.a1pesimulator.service.cell.RanCellsHolder;
+import org.onap.a1pesimulator.service.ue.RanUeHolder;
+
+public class ItemsRefresherTest {
+
+    private final RanCellsHolder cellsHolder = mock(RanCellsHolder.class);
+    private final RanUeHolder ueHolder = mock(RanUeHolder.class);
+    private final ItemsRefresher refresher = new ItemsRefresher(cellsHolder, ueHolder);
+
+    @Test
+    public void testHaveNotChanged() {
+        // given
+        when(cellsHolder.hasChanged()).thenReturn(false);
+        when(ueHolder.hasChanged()).thenReturn(false);
+
+        // when
+        refresher.refresh();
+
+        // then
+        verify(cellsHolder).hasChanged();
+        verify(cellsHolder, never()).refresh();
+        verify(ueHolder).hasChanged();
+        verify(ueHolder, never()).refresh();
+    }
+
+    @Test
+    public void testOneHasChanged() {
+        // given
+        when(cellsHolder.hasChanged()).thenReturn(false);
+        when(ueHolder.hasChanged()).thenReturn(true);
+
+        // when
+        refresher.refresh();
+
+        // then
+        verify(cellsHolder).hasChanged();
+        verify(cellsHolder, never()).refresh();
+        verify(ueHolder).hasChanged();
+        verify(ueHolder).refresh();
+    }
+
+    @Test
+    public void testBothHaveChanged() {
+        // given
+        when(cellsHolder.hasChanged()).thenReturn(true);
+        when(ueHolder.hasChanged()).thenReturn(true);
+
+        // when
+        refresher.refresh();
+
+        // then
+        verify(cellsHolder).hasChanged();
+        verify(cellsHolder).refresh();
+        verify(ueHolder).hasChanged();
+        verify(ueHolder).refresh();
+    }
+}