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036:
037: package edu.rice.cs.drjava.model.definitions.reducedmodel;
038:
039: import junit.framework.*;
040:
041: /**
042: * Tests the interaction between double and single quotes and comments
043: * @version $Id: MixedQuoteTest.java 4255 2007-08-28 19:17:37Z mgricken $
044: */
045: public final class MixedQuoteTest extends BraceReductionTestCase
046: implements ReducedModelStates {
047: protected ReducedModelControl _model;
048:
049: /**
050: * Initializes the reduced models used in the tests.
051: */
052: protected void setUp() throws Exception {
053: super .setUp();
054: _model = new ReducedModelControl();
055: }
056:
057: /**
058: * Creates a test suite for JUnit to use.
059: * @return a test suite for JUnit
060: */
061: public static Test suite() {
062: return new TestSuite(MixedQuoteTest.class);
063: }
064:
065: /**
066: * Convenience function to insert a number of non-special characters into a reduced model.
067: * @param model the model being modified
068: * @param size the number of characters being inserted
069: */
070: protected void insertGap(BraceReduction model, int size) {
071: for (int i = 0; i < size; i++) {
072: model.insertChar(' ');
073: }
074: }
075:
076: /**
077: * Tests how a single quote can eclipse the effects of a double quote by inserting
078: * the single quote before the double quote. This test caught an error with
079: * getStateAtCurrent(): the check for double quote status checks if there is a double
080: * quote immediately preceding, but it didn't make sure the double quote was FREE.
081: * I fixed that, so now the test passes.
082: */
083: public void testSingleEclipsesDouble() {
084: _model.insertChar('\"');
085: assertEquals("#0.0", INSIDE_DOUBLE_QUOTE, _model
086: .getStateAtCurrent());
087: _model.move(-1);
088: assertEquals("#0.1", FREE, stateOfCurrentToken(_model));
089: _model.move(1);
090: _model.insertChar('A');
091: _model.move(-1);
092: assertEquals("#1.0", INSIDE_DOUBLE_QUOTE, _model
093: .getStateAtCurrent());
094: assertEquals("#1.1", INSIDE_DOUBLE_QUOTE,
095: stateOfCurrentToken(_model));
096: assertTrue("#1.2", _model.currentToken().isGap());
097: _model.move(-1);
098: _model.insertChar('\'');
099: assertEquals("#2.0", INSIDE_SINGLE_QUOTE, _model
100: .getStateAtCurrent());
101: assertEquals("#2.1", INSIDE_SINGLE_QUOTE,
102: stateOfCurrentToken(_model));
103: assertEquals("#2.2", "\"", _model.currentToken().getType());
104: _model.move(1);
105: assertEquals("#3.0", INSIDE_SINGLE_QUOTE, _model
106: .getStateAtCurrent());
107: assertEquals("#3.1", INSIDE_SINGLE_QUOTE,
108: stateOfCurrentToken(_model));
109: assertTrue("#3.2", _model.currentToken().isGap());
110: }
111:
112: /**
113: * Tests how a double quote can eclipse the effects of a single quote by inserting
114: * the double quote before the single quote.
115: */
116: public void testDoubleEclipsesSingle() {
117: _model.insertChar('\'');
118: assertEquals("#0.0", INSIDE_SINGLE_QUOTE, _model
119: .getStateAtCurrent());
120: _model.move(-1);
121: assertEquals("#0.1", FREE, stateOfCurrentToken(_model));
122: _model.move(1);
123: _model.insertChar('A');
124: _model.move(-1);
125: assertEquals("#1.0", INSIDE_SINGLE_QUOTE, _model
126: .getStateAtCurrent());
127: assertEquals("#1.1", INSIDE_SINGLE_QUOTE,
128: stateOfCurrentToken(_model));
129: assertTrue("#1.2", _model.currentToken().isGap());
130: _model.move(-1);
131: _model.insertChar('\"');
132: assertEquals("#2.0", INSIDE_DOUBLE_QUOTE, _model
133: .getStateAtCurrent());
134: assertEquals("#2.1", INSIDE_DOUBLE_QUOTE,
135: stateOfCurrentToken(_model));
136: assertEquals("#2.2", "\'", _model.currentToken().getType());
137: _model.move(1);
138: assertEquals("#3.0", INSIDE_DOUBLE_QUOTE, _model
139: .getStateAtCurrent());
140: assertEquals("#3.1", INSIDE_DOUBLE_QUOTE,
141: stateOfCurrentToken(_model));
142: assertTrue("#3.2", _model.currentToken().isGap());
143: }
144: }
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