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annotate graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/source/BytesSourceSectionTest.java @ 17066:0bcefb0f8488

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Truffle: byte[] sources.
author Chris Seaton <chris.seaton@oracle.com>
date Mon, 08 Sep 2014 22:21:21 +0100
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children 174f78c24747
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0bcefb0f8488 Truffle: byte[] sources.
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.api.test.source;
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24
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25 import static org.junit.Assert.*;
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26
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27 import java.nio.charset.*;
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28
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29 import org.junit.*;
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30
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31 import com.oracle.truffle.api.source.*;
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32
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33 public class BytesSourceSectionTest {
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34
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35 @Test
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36 public void testSectionsFromLineNumberASCII() {
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37 final byte[] bytes = "foo\nbar\nbaz\n".getBytes(StandardCharsets.UTF_8);
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38 final Source source = Source.fromBytes(bytes, "description", new BytesDecoder.UTF8BytesDecoder());
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39 assertEquals("foo", source.createSection("identifier", 1).getCode());
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40 assertEquals("bar", source.createSection("identifier", 2).getCode());
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41 assertEquals("baz", source.createSection("identifier", 3).getCode());
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42 }
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43
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44 @Test
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45 public void testSectionsFromOffsetsASCII() {
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46 final byte[] bytes = "foo\nbar\nbaz\n".getBytes(StandardCharsets.UTF_8);
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47 final Source source = Source.fromBytes(bytes, "description", new BytesDecoder.UTF8BytesDecoder());
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48 assertEquals("foo", source.createSection("identifier", 0, 3).getCode());
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49 assertEquals("bar", source.createSection("identifier", 4, 3).getCode());
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50 assertEquals("baz", source.createSection("identifier", 8, 3).getCode());
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51 }
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52
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53 @Test
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54 public void testSectionsFromLineNumberUTF8() {
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55 // ☃ is three bytes in UTF8
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56 final byte[] bytes = "foo\n☃\nbaz\n".getBytes(StandardCharsets.UTF_8);
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57 final Source source = Source.fromBytes(bytes, "description", new BytesDecoder.UTF8BytesDecoder());
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58 assertEquals("foo", source.createSection("identifier", 1).getCode());
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59 assertEquals("☃", source.createSection("identifier", 2).getCode());
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60 assertEquals("baz", source.createSection("identifier", 3).getCode());
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61 }
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62
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63 @Test
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64 public void testSectionsFromOffsetsUTF8() {
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65 // ☃ is three bytes in UTF8
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66 final byte[] bytes = "foo\n☃\nbaz\n".getBytes(StandardCharsets.UTF_8);
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67 final Source source = Source.fromBytes(bytes, "description", new BytesDecoder.UTF8BytesDecoder());
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68 assertEquals("foo", source.createSection("identifier", 0, 3).getCode());
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69 assertEquals("☃", source.createSection("identifier", 4, 3).getCode());
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70 assertEquals("baz", source.createSection("identifier", 8, 3).getCode());
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71 }
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72
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73 @Test
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74 public void testOffset() {
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75 final byte[] bytes = "xxxfoo\nbar\nbaz\nxxx".getBytes(StandardCharsets.UTF_8);
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76 final Source source = Source.fromBytes(bytes, 3, bytes.length - 6, "description", new BytesDecoder.UTF8BytesDecoder());
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77 assertEquals("foo", source.createSection("identifier", 0, 3).getCode());
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78 assertEquals("bar", source.createSection("identifier", 4, 3).getCode());
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79 assertEquals("baz", source.createSection("identifier", 8, 3).getCode());
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80 }
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81 }