Add test for WhisperTargetList

To assert that it is working as expected.

1 files changed, 81 insertions, 0 deletions

diff --git a/src/test/java/se/lublin/humla/test/WhisperTargetListTest.java b/src/test/java/se/lublin/humla/test/WhisperTargetListTest.java
new file mode 100644
index 0000000..adda841
--- /dev/null
+++ b/src/test/java/se/lublin/humla/test/WhisperTargetListTest.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2024 Nicolas Peugnet <n.peugnet@free.fr>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package se.lublin.humla.test;
+
+import junit.framework.TestCase;
+import static org.junit.Assert.assertThrows;
+
+import se.lublin.humla.model.Channel;
+import se.lublin.humla.model.WhisperTarget;
+import se.lublin.humla.model.WhisperTargetChannel;
+import se.lublin.humla.model.WhisperTargetList;
+
+/**
+ * Tests the Whisper target list model.
+ */
+public class WhisperTargetListTest extends TestCase {
+
+    public void testWhisperTargetAddRemove() {
+        // Initialisation.
+        Channel root = new Channel(0, false);
+        WhisperTarget[] targets = new WhisperTarget[30];
+        for (int i = 0; i < 30; i++) {
+            targets[i] = new WhisperTargetChannel(root, false, false, null);
+        }
+        WhisperTargetList list = new WhisperTargetList();
+
+        // There should be space for 30 whisper targets.
+        for (int i = 0; i < 30; i++) {
+            int space = list.spaceRemaining();
+            assertEquals(30-i, space);
+            byte id = list.append(targets[i]);
+            assertEquals("id should be equal to i + 1", i+1, id);
+            WhisperTarget target = list.get(id);
+            assertEquals("get(id) should return the correct target", targets[i], target);
+        }
+
+        // But not 31.
+        int space = list.spaceRemaining();
+        assertEquals(0, space);
+        byte id = list.append(targets[0]);
+        assertEquals("id should be -1 when no space left", -1, id);
+
+        // Freeing one target
+        list.free((byte) 5);
+        space = list.spaceRemaining();
+        assertEquals("space should be 1 after freeing one slot", 1, space);
+        WhisperTarget expected = new WhisperTargetChannel(root, false, false, null);
+        id = list.append(expected);
+        assertEquals("append should have filled slot 5", 5, id);
+        WhisperTarget actual = list.get((byte) 5);
+        assertEquals("slot 5 should contain our target", expected, actual);
+
+        list.clear();
+        space = list.spaceRemaining();
+        assertEquals("there should be 30 slots remaining after clear", 30, space);
+    }
+
+    public void testExceptions() {
+        WhisperTargetList list = new WhisperTargetList();
+        assertThrows(IndexOutOfBoundsException.class, () -> list.get((byte) -1));
+        assertThrows(IndexOutOfBoundsException.class, () -> list.get((byte) 31));
+        assertThrows(IndexOutOfBoundsException.class, () -> list.free((byte) -1));
+        assertThrows(IndexOutOfBoundsException.class, () -> list.free((byte) 31));
+    }
+}
+