Merge branch 'develop' into trialMerge

[jalview.git] / test / jalview / util / FormatTest.java

diff --git a/test/jalview/util/FormatTest.java b/test/jalview/util/FormatTest.java
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+++ b/test/jalview/util/FormatTest.java
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+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview 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.
+ *  
+ * Jalview 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 Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.util;
+
+import static org.testng.Assert.assertEquals;
+
+import org.testng.annotations.Test;
+
+public class FormatTest
+{
+  @Test(groups = "Functional")
+  public void testAppendPercentage()
+  {
+    StringBuilder sb = new StringBuilder();
+    Format.appendPercentage(sb, 123.436f, 0);
+    assertEquals(sb.toString(), "123");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 123.536f, 0);
+    assertEquals(sb.toString(), "124");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 799.536f, 0);
+    assertEquals(sb.toString(), "800");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 123.436f, 1);
+    assertEquals(sb.toString(), "123.4");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 123.436f, 2);
+    assertEquals(sb.toString(), "123.44");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 123.436f, 3);
+    assertEquals(sb.toString(), "123.436");
+
+    sb.setLength(0);
+    Format.appendPercentage(sb, 123.436f, 4);
+    assertEquals(sb.toString(), "123.4360");
+  }
+
+  @Test(groups = "Functional")
+  public void testForm_float()
+  {
+    Format f = new Format("%3.2f");
+    assertEquals(f.form(123f), "123.00");
+    assertEquals(f.form(123.1f), "123.10");
+    assertEquals(f.form(123.12f), "123.12");
+    assertEquals(f.form(123.124f), "123.12");
+    assertEquals(f.form(123.125f), "123.13");
+    assertEquals(f.form(123.126f), "123.13");
+
+    f = new Format("%3.0f");
+    assertEquals(f.form(123f), "123.");
+    assertEquals(f.form(12f), "12.");
+    assertEquals(f.form(123.4f), "123.");
+    assertEquals(f.form(123.5f), "124.");
+    assertEquals(f.form(123.6f), "124.");
+    assertEquals(f.form(129.6f), "130.");
+  }
+
+  @Test(groups = "Functional")
+  public void testRepeat()
+  {
+    assertEquals(Format.repeat('a', 3), "aaa");
+    assertEquals(Format.repeat('b', 0), "");
+    assertEquals(Format.repeat('c', -1), "");
+  }
+}