Add StackTraceParser unit test

base/src/test/java/de/staropensource/sosengine/base/srctests/utility/StackTraceParserTest.java

@@ -0,0 +1,65 @@
+/*
+ * STAROPENSOURCE ENGINE SOURCE FILE
+ * Copyright (c) 2024 The StarOpenSource Engine Contributors
+ * Licensed under the GNU Affero General Public License v3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.staropensource.sosengine.base.srctests.utility;
+
+import de.staropensource.sosengine.base.utility.StackTraceParser;
+import de.staropensource.sosengine.unittests.UnitLogger;
+import org.jetbrains.annotations.NotNull;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * Tests the class {@link StackTraceParser}.
+ */
+@DisplayName("StackTraceParser")
+class StackTraceParserTest {
+    /**
+     * The {@link UnitLogger} for this instance.
+     */
+    private static final UnitLogger logger = new UnitLogger(StackTraceParserTest.class);
+
+    /**
+     * Tests the method {@code getHeader}.
+     */
+    @ParameterizedTest
+    @DisplayName("getHeader")
+    @ValueSource(strings = {
+            "",
+            "This is an example message",
+            "Some description here..."
+    })
+    void testGetHeader(@NotNull String message) {
+        logger.testCall("testGetHeader", message);
+
+        String output;
+        if (message.isEmpty())
+            output = new StackTraceParser(new NumberFormatException()).getHeader();
+        else
+            output = new StackTraceParser(new NumberFormatException(message)).getHeader();
+
+        String expected = "Caused by: " + NumberFormatException.class.getName();
+        if (!message.isEmpty())
+            expected += ": " + message;
+        assertEquals(expected, output, "Output \"" + output + "\" does not match expected output \"" + expected + "\"");
+    }
+}