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Example 1 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseGoTest method checkGrammarSemanticsError.

protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
    ANTLRMessage foundMsg = null;
    for (int i = 0; i < equeue.errors.size(); i++) {
        ANTLRMessage m = equeue.errors.get(i);
        if (m.getErrorType() == expectedMessage.getErrorType()) {
            foundMsg = m;
        }
    }
    assertNotNull("no error; " + expectedMessage.getErrorType() + " expected", foundMsg);
    assertTrue("error is not a GrammarSemanticsMessage", foundMsg instanceof GrammarSemanticsMessage);
    assertEquals(Arrays.toString(expectedMessage.getArgs()), Arrays.toString(foundMsg.getArgs()));
    if (equeue.size() != 1) {
        System.err.println(equeue);
    }
}
Also used : GrammarSemanticsMessage(org.antlr.v4.tool.GrammarSemanticsMessage) ANTLRMessage(org.antlr.v4.tool.ANTLRMessage)

Example 2 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseCppTest method checkGrammarSemanticsError.

protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
    ANTLRMessage foundMsg = null;
    for (int i = 0; i < equeue.errors.size(); i++) {
        ANTLRMessage m = equeue.errors.get(i);
        if (m.getErrorType() == expectedMessage.getErrorType()) {
            foundMsg = m;
        }
    }
    assertNotNull("no error; " + expectedMessage.getErrorType() + " expected", foundMsg);
    assertTrue("error is not a GrammarSemanticsMessage", foundMsg instanceof GrammarSemanticsMessage);
    assertEquals(Arrays.toString(expectedMessage.getArgs()), Arrays.toString(foundMsg.getArgs()));
    if (equeue.size() != 1) {
        System.err.println(equeue);
    }
}
Also used : GrammarSemanticsMessage(org.antlr.v4.tool.GrammarSemanticsMessage) ANTLRMessage(org.antlr.v4.tool.ANTLRMessage)

Example 3 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseJavaTest method checkError.

protected void checkError(ErrorQueue equeue, ANTLRMessage expectedMessage) throws Exception {
    //System.out.println("errors="+equeue);
    ANTLRMessage foundMsg = null;
    for (int i = 0; i < equeue.errors.size(); i++) {
        ANTLRMessage m = equeue.errors.get(i);
        if (m.getErrorType() == expectedMessage.getErrorType()) {
            foundMsg = m;
        }
    }
    assertTrue("no error; " + expectedMessage.getErrorType() + " expected", !equeue.errors.isEmpty());
    assertTrue("too many errors; " + equeue.errors, equeue.errors.size() <= 1);
    assertNotNull("couldn't find expected error: " + expectedMessage.getErrorType(), foundMsg);
    /*
		assertTrue("error is not a GrammarSemanticsMessage",
				   foundMsg instanceof GrammarSemanticsMessage);
		 */
    assertArrayEquals(expectedMessage.getArgs(), foundMsg.getArgs());
}
Also used : ANTLRMessage(org.antlr.v4.tool.ANTLRMessage)

Example 4 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseJavaTest method checkRuleDFA.

List<ANTLRMessage> checkRuleDFA(String gtext, String ruleName, String expecting) throws Exception {
    ErrorQueue equeue = new ErrorQueue();
    Grammar g = new Grammar(gtext, equeue);
    ATN atn = createATN(g, false);
    ATNState s = atn.ruleToStartState[g.getRule(ruleName).index];
    if (s == null) {
        System.err.println("no such rule: " + ruleName);
        return null;
    }
    ATNState t = s.transition(0).target;
    if (!(t instanceof DecisionState)) {
        System.out.println(ruleName + " has no decision");
        return null;
    }
    DecisionState blk = (DecisionState) t;
    checkRuleDFA(g, blk, expecting);
    return equeue.all;
}
Also used : ErrorQueue(org.antlr.v4.test.runtime.ErrorQueue) Grammar(org.antlr.v4.tool.Grammar) LexerGrammar(org.antlr.v4.tool.LexerGrammar) ATN(org.antlr.v4.runtime.atn.ATN) DecisionState(org.antlr.v4.runtime.atn.DecisionState) ATNState(org.antlr.v4.runtime.atn.ATNState)

Example 5 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseJavaTest method checkGrammarSemanticsError.

protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
    ANTLRMessage foundMsg = null;
    for (int i = 0; i < equeue.errors.size(); i++) {
        ANTLRMessage m = equeue.errors.get(i);
        if (m.getErrorType() == expectedMessage.getErrorType()) {
            foundMsg = m;
        }
    }
    assertNotNull("no error; " + expectedMessage.getErrorType() + " expected", foundMsg);
    assertTrue("error is not a GrammarSemanticsMessage", foundMsg instanceof GrammarSemanticsMessage);
    assertEquals(Arrays.toString(expectedMessage.getArgs()), Arrays.toString(foundMsg.getArgs()));
    if (equeue.size() != 1) {
        System.err.println(equeue);
    }
}
Also used : GrammarSemanticsMessage(org.antlr.v4.tool.GrammarSemanticsMessage) ANTLRMessage(org.antlr.v4.tool.ANTLRMessage)

Aggregations

ANTLRMessage (org.antlr.v4.tool.ANTLRMessage)29 GrammarSemanticsMessage (org.antlr.v4.tool.GrammarSemanticsMessage)15 LexerGrammar (org.antlr.v4.tool.LexerGrammar)12 ErrorQueue (org.antlr.v4.test.runtime.ErrorQueue)11 ATN (org.antlr.v4.runtime.atn.ATN)8 DecisionState (org.antlr.v4.runtime.atn.DecisionState)8 Grammar (org.antlr.v4.tool.Grammar)8 File (java.io.File)5 ATNState (org.antlr.v4.runtime.atn.ATNState)4 Test (org.junit.Test)3 ST (org.stringtemplate.v4.ST)3 ArrayList (java.util.ArrayList)2 Tool (org.antlr.v4.Tool)2 BaseRuntimeTest (org.antlr.v4.test.runtime.BaseRuntimeTest)2 BaseRuntimeTest.writeFile (org.antlr.v4.test.runtime.BaseRuntimeTest.writeFile)2 DefaultToolListener (org.antlr.v4.tool.DefaultToolListener)2 IOException (java.io.IOException)1 STGroupFile (org.stringtemplate.v4.STGroupFile)1 STGroupString (org.stringtemplate.v4.STGroupString)1