Mercurial > hg > Members > kono > jpf-core
view src/tests/gov/nasa/jpf/test/java/text/DecimalFormatTest.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
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/* * Copyright (C) 2014, United States Government, as represented by the * Administrator of the National Aeronautics and Space Administration. * All rights reserved. * * The Java Pathfinder core (jpf-core) platform is licensed under the * Apache License, Version 2.0 (the "License"); you may not use this file except * in compliance with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0. * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package gov.nasa.jpf.test.java.text; import gov.nasa.jpf.util.test.TestJPF; import java.text.DecimalFormat; import java.text.DecimalFormatSymbols; import java.text.FieldPosition; import java.text.NumberFormat; import java.text.ParsePosition; import org.junit.Test; /** * simple regression test for java.text.DecimalFormat */ public class DecimalFormatTest extends TestJPF { @Test public void testDoubleConversion() { if (verifyNoPropertyViolation()) { StringBuffer sb = new StringBuffer(); DecimalFormat dFormat = new DecimalFormat(); sb = dFormat.format(new Double(42), sb, new FieldPosition(0)); String output = sb.toString(); try { double d = Double.parseDouble(output); assert (d == 42.0) : "parsed value differs: " + output; } catch (NumberFormatException e) { assert false : "output did not parse " + e; } } } @Test public void testIsParseIntegerOnly () { if (verifyNoPropertyViolation()) { DecimalFormat dFormat = new DecimalFormat(); assertFalse(dFormat.isParseIntegerOnly()); dFormat.setParseIntegerOnly(true); assertTrue(dFormat.isParseIntegerOnly()); dFormat.setParseIntegerOnly(false); assertFalse(dFormat.isParseIntegerOnly()); NumberFormat format = NumberFormat.getIntegerInstance(); assertTrue(format.isParseIntegerOnly()); format = NumberFormat.getNumberInstance(); assertFalse(format.isParseIntegerOnly()); } } @Test public void testIsGroupingUsed() { if (verifyNoPropertyViolation()) { DecimalFormat dFormat = new DecimalFormat(); assertTrue(dFormat.isGroupingUsed()); dFormat.setGroupingUsed(false); assertFalse(dFormat.isGroupingUsed()); dFormat.setGroupingUsed(true); assertTrue(dFormat.isGroupingUsed()); } } @Test public void testSetGroupingUsed() { if (verifyNoPropertyViolation()) { DecimalFormat dFormat = new DecimalFormat(); String s = dFormat.format(4200000L); assertTrue(s.length() == 9); dFormat.setGroupingUsed(false); s = dFormat.format(4200000L); assertTrue(s.equals("4200000")); dFormat.setGroupingUsed(true); s = dFormat.format(4200000L); assertTrue(s.length() == 9); } } @Test public void testParseDouble() { if (verifyNoPropertyViolation()) { DecimalFormatSymbols dfs = new DecimalFormatSymbols(); DecimalFormat dFormat = new DecimalFormat(); ParsePosition ps = new ParsePosition(0); Number nb = dFormat.parse("10" + dfs.getDecimalSeparator() + "10",ps); assertTrue(nb instanceof Double); assertTrue(nb.doubleValue() == 10.10d); assertTrue(ps.getErrorIndex() == -1); assertTrue(ps.getIndex() == 5); } } @Test public void testParseInt() { if (verifyNoPropertyViolation()) { DecimalFormat dFormat = new DecimalFormat(); ParsePosition ps = new ParsePosition(0); Number nb = dFormat.parse("10",ps); assertTrue(nb instanceof Long); assertTrue(nb.doubleValue() == 10l); assertTrue(ps.getErrorIndex() == -1); assertTrue(ps.getIndex() == 2); } } @Test public void testParseError() { if (verifyNoPropertyViolation()) { DecimalFormat dFormat = new DecimalFormat(); int parsePos = 1; ParsePosition ps = new ParsePosition(parsePos); Number nb = dFormat.parse("^^10",ps); assertEquals(nb,null); assertEquals(ps.getIndex(), parsePos); assertEquals(ps.getErrorIndex(), parsePos); } } }