Tests für Sicherheitsgrad ergänzt

src/test/java/de/bsvrz/iav/fuzzylib/fuzzylib/SicherheitsgradTests.java

+/*
+ * Segment 5 Intelligente Analyseverfahren, SWE 5.4 Funktionen Fuzzy
+ * Copyright (C) 2007-2018 BitCtrl Systems GmbH
+ *
+ * This library is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation; either version 2.1 of the License, or (at your option)
+ * any later version.
+ *
+ * This library 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 Lesser General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
+ *
+ * Contact Information:
+ * BitCtrl Systems GmbH
+ * Weißenfelser Straße 67
+ * 04229 Leipzig
+ * Phone: +49 341-490670
+ * mailto: info@bitctrl.de
+ */
+
+package de.bsvrz.iav.fuzzylib.fuzzylib;
+
+import org.junit.*;
+import org.junit.rules.*;
+
+import static org.junit.Assert.*;
+
+public class SicherheitsgradTests {
+
+    @Rule
+    public ExpectedException exception = ExpectedException.none();
+
+    @Test
+    public void konstruktor_Normalfall() {
+        Sicherheitsgrad s = Sicherheitsgrad.von(0.4);
+
+        assertEquals("wert", 0.4, s.getWert(), 0.001);
+    }
+
+    @Test
+    public void konstruktor_SicherheitsgradKleiner0_Ausnahmefehler() {
+        exception.expect(IllegalArgumentException.class);
+        exception.expectMessage("Der Sicherheitsgrad muss zwischen 0.0 und 1.0 liegen: -0.1");
+
+        Sicherheitsgrad.von(-0.1);
+    }
+
+    @Test
+    public void konstruktor_SicherheitsgradGroesser1_Ausnahmefehler() {
+        exception.expect(IllegalArgumentException.class);
+        exception.expectMessage("Der Sicherheitsgrad muss zwischen 0.0 und 1.0 liegen: 1.1");
+
+        Sicherheitsgrad.von(1.1);
+    }
+
+    @Test
+    public void formattierterText() {
+        Sicherheitsgrad s = Sicherheitsgrad.von(0.4);
+        assertEquals("0.4", s.toString());
+    }
+
+}