Added tests for Reasons.main().

src/test/java/net/thauvin/erik/httpstatus/ReasonsMainTest.java

@@ -0,0 +1,78 @@
+/*
+ * TestMain.java
+ *
+ * Copyright (c) 2015-2019, Erik C. Thauvin (erik@thauvin.net)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ *
+ *   Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ *
+ *   Neither the name of this project nor the names of its contributors may be
+ *   used to endorse or promote products derived from this software without
+ *   specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package net.thauvin.erik.httpstatus;
+
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+import org.testng.annotations.AfterTest;
+import org.testng.annotations.BeforeTest;
+import org.testng.annotations.Test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+
+import static org.testng.Assert.assertTrue;
+
+/**
+ * The <code>TestMain</code> class.
+ *
+ * @author <a href="https://erik.thauvin.net/" target="_blank">Erik C. Thauvin</a>
+ * @created 2019-05-06
+ * @since 1.0
+ */
+@SuppressFBWarnings({"DM_DEFAULT_ENCODING", "ITU_INAPPROPRIATE_TOSTRING_USE"})
+public class ReasonsMainTest {
+    private final PrintStream originalOut = System.out;
+    private final ByteArrayOutputStream outContent = new ByteArrayOutputStream();
+
+    @AfterTest
+    public void restoreStreams() {
+        System.setOut(originalOut);
+    }
+
+    @BeforeTest
+    public void setUpStreams() {
+        System.setOut(new PrintStream(outContent));
+    }
+
+    @Test
+    public void testMain() {
+        Reasons.main("401");
+        assertTrue(outContent.toString().contains(Reasons.getReasonPhrase("401")));
+    }
+
+    @Test
+    public void testMainAll() {
+        Reasons.main();
+        assertTrue(outContent.toString().contains(Reasons.getReasonPhrase(401)));
+    }
+}