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Restored old testLabelsForTokensWithMixedTypesLRWithLabels & testLabelsForTokensWithMixedTypesLRWithoutLabels tests.

This commit is contained in:
Ivan Kochurkin 2017-01-07 18:47:08 +03:00
parent 4a5717162e
commit c929469c5f
1 changed files with 42 additions and 0 deletions
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42
tool-testsuite/test/org/antlr/v4/test/tool/TestSymbolIssues.java
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@ -341,6 +341,48 @@ public class TestSymbolIssues extends BaseJavaToolTest {
testErrors(test, false);
}
// https://github.com/antlr/antlr4/issues/1543
@Test public void testLabelsForTokensWithMixedTypesLRWithLabels() {
String[] test = {
"grammar L;\n" +
"\n" +
"expr\n" +
" : left=A '+' right=A #primary\n" +
" | left=expr '-' right=expr #sub\n" +
" ;\n" +
"\n" +
"A: 'a';\n" +
"B: 'b';\n" +
"C: 'c';\n",
""
};
testErrors(test, false);
}
// https://github.com/antlr/antlr4/issues/1543
@Test
public void testLabelsForTokensWithMixedTypesLRWithoutLabels() {
String[] test = {
"grammar L;\n" +
"\n" +
"expr\n" +
" : left=A '+' right=A\n" +
" | left=expr '-' right=expr\n" +
" ;\n" +
"\n" +
"A: 'a';\n" +
"B: 'b';\n" +
"C: 'c';\n",
"error(" + ErrorType.LABEL_TYPE_CONFLICT.code + "): L.g4:3:0: label left type mismatch with previous definition: TOKEN_LABEL!=RULE_LABEL\n" +
"error(" + ErrorType.LABEL_TYPE_CONFLICT.code + "): L.g4:3:0: label right type mismatch with previous definition: RULE_LABEL!=TOKEN_LABEL\n"
};
testErrors(test, false);
}
@Test public void testCharsCollision() throws Exception {
String[] test = {
"lexer grammar L;\n" +