From 0f8b08e6c851bd5bec2adf26386828f536c8e832 Mon Sep 17 00:00:00 2001 From: "Shawn O. Pearce" Date: Thu, 4 Jun 2009 14:44:00 -0700 Subject: [PATCH] Add tests for RawParseUtil's hex string parsing Signed-off-by: Shawn O. Pearce Signed-off-by: Robin Rosenberg --- .../jgit/util/RawParseUtils_HexParseTest.java | 158 +++++++++++++++++++++ 1 file changed, 158 insertions(+) create mode 100644 org.spearce.jgit.test/tst/org/spearce/jgit/util/RawParseUtils_HexParseTest.java diff --git a/org.spearce.jgit.test/tst/org/spearce/jgit/util/RawParseUtils_HexParseTest.java b/org.spearce.jgit.test/tst/org/spearce/jgit/util/RawParseUtils_HexParseTest.java new file mode 100644 index 00000000..0f0dddee --- /dev/null +++ b/org.spearce.jgit.test/tst/org/spearce/jgit/util/RawParseUtils_HexParseTest.java @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2009, Google Inc. + * + * 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 the Git Development Community 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 OWNER 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 org.spearce.jgit.util; + +import junit.framework.TestCase; + +import org.spearce.jgit.lib.Constants; + +public class RawParseUtils_HexParseTest extends TestCase { + public void testInt4_1() { + assertEquals(0, RawParseUtils.parseHexInt4((byte) '0')); + assertEquals(1, RawParseUtils.parseHexInt4((byte) '1')); + assertEquals(2, RawParseUtils.parseHexInt4((byte) '2')); + assertEquals(3, RawParseUtils.parseHexInt4((byte) '3')); + assertEquals(4, RawParseUtils.parseHexInt4((byte) '4')); + assertEquals(5, RawParseUtils.parseHexInt4((byte) '5')); + assertEquals(6, RawParseUtils.parseHexInt4((byte) '6')); + assertEquals(7, RawParseUtils.parseHexInt4((byte) '7')); + assertEquals(8, RawParseUtils.parseHexInt4((byte) '8')); + assertEquals(9, RawParseUtils.parseHexInt4((byte) '9')); + assertEquals(10, RawParseUtils.parseHexInt4((byte) 'a')); + assertEquals(11, RawParseUtils.parseHexInt4((byte) 'b')); + assertEquals(12, RawParseUtils.parseHexInt4((byte) 'c')); + assertEquals(13, RawParseUtils.parseHexInt4((byte) 'd')); + assertEquals(14, RawParseUtils.parseHexInt4((byte) 'e')); + assertEquals(15, RawParseUtils.parseHexInt4((byte) 'f')); + + assertEquals(10, RawParseUtils.parseHexInt4((byte) 'A')); + assertEquals(11, RawParseUtils.parseHexInt4((byte) 'B')); + assertEquals(12, RawParseUtils.parseHexInt4((byte) 'C')); + assertEquals(13, RawParseUtils.parseHexInt4((byte) 'D')); + assertEquals(14, RawParseUtils.parseHexInt4((byte) 'E')); + assertEquals(15, RawParseUtils.parseHexInt4((byte) 'F')); + + assertNotHex('q'); + assertNotHex(' '); + assertNotHex('.'); + } + + private static void assertNotHex(final char c) { + try { + RawParseUtils.parseHexInt4((byte) c); + fail("Incorrectly acccepted " + c); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + } + + public void testInt16() { + assertEquals(0x0000, parse16("0000")); + assertEquals(0x0001, parse16("0001")); + assertEquals(0x1234, parse16("1234")); + assertEquals(0xdead, parse16("dead")); + assertEquals(0xBEEF, parse16("BEEF")); + assertEquals(0x4321, parse16("4321")); + assertEquals(0xffff, parse16("ffff")); + + try { + parse16("noth"); + fail("Incorrectly acccepted \"noth\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + + try { + parse16("01"); + fail("Incorrectly acccepted \"01\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + + try { + parse16("000."); + fail("Incorrectly acccepted \"000.\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + } + + private static int parse16(final String str) { + return RawParseUtils.parseHexInt16(Constants.encodeASCII(str), 0); + } + + public void testInt32() { + assertEquals(0x00000000, parse32("00000000")); + assertEquals(0x00000001, parse32("00000001")); + assertEquals(0xc0ffEE42, parse32("c0ffEE42")); + assertEquals(0xffffffff, parse32("ffffffff")); + assertEquals(-1, parse32("ffffffff")); + + try { + parse32("noth"); + fail("Incorrectly acccepted \"noth\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + + try { + parse32("notahexs"); + fail("Incorrectly acccepted \"notahexs\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + + try { + parse32("01"); + fail("Incorrectly acccepted \"01\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + + try { + parse32("0000000."); + fail("Incorrectly acccepted \"0000000.\""); + } catch (ArrayIndexOutOfBoundsException e) { + // pass + } + } + + private static int parse32(final String str) { + return RawParseUtils.parseHexInt32(Constants.encodeASCII(str), 0); + } +} -- 2.11.4.GIT