/interpreter/tags/at2-build060407/test/edu/vub/at/AmbientTalkTestCase.java

 1package edu.vub.at;
 2
 3import edu.vub.at.exceptions.InterpreterException;
 4import edu.vub.at.exceptions.XParseError;
 5import edu.vub.at.objects.ATAbstractGrammar;
 6import edu.vub.at.objects.ATClosure;
 7import edu.vub.at.objects.ATContext;
 8import edu.vub.at.objects.ATObject;
 9import edu.vub.at.objects.ATTable;
10import edu.vub.at.objects.mirrors.NativeClosure;
11import edu.vub.at.objects.natives.NATContext;
12import edu.vub.at.objects.natives.NATNumber;
13import edu.vub.at.objects.natives.NATObject;
14import edu.vub.at.objects.natives.NATText;
15import edu.vub.at.objects.natives.grammar.AGSymbol;
16import edu.vub.at.parser.NATParser;
17
18import junit.framework.TestCase;
19
20
21public class AmbientTalkTestCase extends TestCase {
22
23	protected ATContext ctx_ = null; 
24	
25	protected ATClosure unittest_ = new NativeClosure(null) {
26		public ATObject base_apply(ATTable arguments) throws InterpreterException {
27			ATClosure body = arguments.base_at(NATNumber.ONE).asClosure();
28			return OBJUnit._INSTANCE_.base_unittest_(body);
29		};
30	};
31	
32	protected void evaluateInput(String input, ATContext ctx) throws InterpreterException {
33		try {
34			ATAbstractGrammar ag = NATParser._INSTANCE_.base_parse(NATText.atValue(input));
35			
36			// Evaluate the corresponding tree of ATAbstractGrammar objects
37			ag.meta_eval(ctx);
38		} catch(XParseError e) {
39			e.printStackTrace();
40			fail("exception: "+e);
41		}
42	}
43	
44	protected void setUp() throws Exception {
45		ATObject root = new NATObject(); // object with no dyn or lex parent
46		ATObject supr = new NATObject(root); // supr has root as lex parent
47		ATObject self = new NATObject(supr, root, NATObject._SHARES_A_); // self has root as lex parent and supr as dyn parent
48		ATObject scope = new NATObject(self); // scope has no dyn parent and is nested within self
49		
50		
51		self.meta_defineField(AGSymbol.jAlloc("unittest:"), unittest_);
52		
53		self.meta_defineField(AGSymbol.jAlloc("unit"), OBJUnit._INSTANCE_);
54				
55		ctx_ = new NATContext(scope, self);
56	}
57	
58	protected void tearDown() throws Exception {
59		ctx_ = null;
60	}
61	
62//	public void testUnitTestFramework() {
63//		try {
64//			evaluateInput("unit.fail: \"This test should fail.\"", ctx_);
65//		} catch (NATException e) {
66//			fail("exception : " + e);
67//		} catch (AssertionFailedError e) {
68//			// ok. this test is supposed to fail
69//		}
70//
71//		try {
72//			evaluateInput("unittest: { self.fail: \"This test should fail.\" }", ctx_);
73//		} catch (NATException e) {
74//			e.printStackTrace();
75//			fail("exception : " + e);
76//		} catch (AssertionFailedError e) {
77//			// ok. this test is supposed to fail
78//		}
79//	
80//	}
81	
82}