1 // Protocol Buffers - Google's data interchange format
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3 // https://developers.google.com/protocol-buffers/
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30 
31 package com.google.protobuf;
32 
33 import junit.framework.TestCase;
34 
35 /** Test @{link TextFormatParseLocation}. */
36 public class TextFormatParseLocationTest extends TestCase {
37 
testCreateEmpty()38   public void testCreateEmpty() {
39     TextFormatParseLocation location = TextFormatParseLocation.create(-1, -1);
40     assertEquals(TextFormatParseLocation.EMPTY, location);
41   }
42 
testCreate()43   public void testCreate() {
44     TextFormatParseLocation location = TextFormatParseLocation.create(2, 1);
45     assertEquals(2, location.getLine());
46     assertEquals(1, location.getColumn());
47   }
48 
testCreateThrowsIllegalArgumentExceptionForInvalidIndex()49   public void testCreateThrowsIllegalArgumentExceptionForInvalidIndex() {
50     try {
51       TextFormatParseLocation.create(-1, 0);
52       fail("Should throw IllegalArgumentException if line is less than 0");
53     } catch (IllegalArgumentException unused) {
54       // pass
55     }
56     try {
57       TextFormatParseLocation.create(0, -1);
58       fail("Should throw, column < 0");
59     } catch (IllegalArgumentException unused) {
60       // pass
61     }
62   }
63 
testHashCode()64   public void testHashCode() {
65     TextFormatParseLocation loc0 = TextFormatParseLocation.create(2, 1);
66     TextFormatParseLocation loc1 = TextFormatParseLocation.create(2, 1);
67 
68     assertEquals(loc0.hashCode(), loc1.hashCode());
69     assertEquals(
70         TextFormatParseLocation.EMPTY.hashCode(), TextFormatParseLocation.EMPTY.hashCode());
71   }
72 
testEquals()73   public void testEquals() {
74     TextFormatParseLocation loc0 = TextFormatParseLocation.create(2, 1);
75     TextFormatParseLocation loc1 = TextFormatParseLocation.create(1, 2);
76     TextFormatParseLocation loc2 = TextFormatParseLocation.create(2, 2);
77     TextFormatParseLocation loc3 = TextFormatParseLocation.create(2, 1);
78 
79     assertEquals(loc0, loc3);
80     assertNotSame(loc0, loc1);
81     assertNotSame(loc0, loc2);
82     assertNotSame(loc1, loc2);
83   }
84 }
85