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Java > Open Source Codes > org > jruby > test > TestRaiseException


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14  * Copyright (C) 2007 Nick Sieger
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28 package org.jruby.test;
29
30 import org.jruby.exceptions.RaiseException;
31 import org.jruby.Ruby;
32
33 import java.io.ByteArrayOutputStream JavaDoc;
34 import java.io.PrintStream JavaDoc;
35
36 public class TestRaiseException extends TestRubyBase {
37     public static class ThrowFromJava {
38         public void throwIt() {
39             throw new RuntimeException JavaDoc("here");
40         }
41     }
42
43     protected void setUp() throws Exception JavaDoc {
44         super.setUp();
45         runtime = Ruby.getDefaultInstance();
46     }
47
48     public void testJavaExceptionTraceIncludesRubys() throws Exception JavaDoc {
49         String JavaDoc script =
50         "def one\n" +
51         " two\n" +
52         "end\n" +
53         "def two\n" +
54         " raise 'here'\n" +
55         "end\n" +
56         "one\n";
57         try {
58             eval(script);
59             fail("should have raised an exception");
60         } catch (RaiseException re) {
61             ByteArrayOutputStream JavaDoc baos = new ByteArrayOutputStream JavaDoc();
62             re.printStackTrace(new PrintStream JavaDoc(baos));
63             String JavaDoc trace = baos.toString();
64             // System.out.println(trace);
65 assertTrue(trace.indexOf("here") >= 0);
66             assertTrue(trace.indexOf("one") >= 0);
67             assertTrue(trace.indexOf("two") >= 0);
68             assertTrue(trace.indexOf("evaluator") == -1);
69         }
70     }
71     
72     public void testRubyExceptionTraceIncludesJavas() throws Exception JavaDoc {
73         String JavaDoc script =
74         "require 'java'\n" +
75         "include_class('org.jruby.test.TestRaiseException$ThrowFromJava') {|p,c| 'ThrowFromJava' }\n" +
76         "def throw_it\n" +
77         "tfj = ThrowFromJava.new\n" +
78         "tfj.throwIt\n" +
79         "end\n" +
80         "throw_it\n";
81         try {
82             eval(script);
83             fail("should have raised an exception");
84         } catch (RaiseException re) {
85              ByteArrayOutputStream JavaDoc baos = new ByteArrayOutputStream JavaDoc();
86              re.printStackTrace(new PrintStream JavaDoc(baos));
87              //String trace = baos.toString();
88 // System.out.println(trace);
89 }
90     }
91 }
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