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fixed for new atn structure

This commit is contained in:
Terence Parr 2012-09-04 19:44:33 -07:00
parent c277f445e7
commit 5c70d5072a
1 changed files with 189 additions and 259 deletions
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448
tool/test/org/antlr/v4/test/TestATNConstruction.java
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@ -2,11 +2,9 @@
[The "BSD license"]
Copyright (c) 2011 Terence Parr
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
@ -14,7 +12,6 @@
documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
@ -26,9 +23,7 @@
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.antlr.v4.test;
import org.antlr.v4.automata.ATNPrinter;
import org.antlr.v4.automata.LexerATNFactory;
import org.antlr.v4.automata.ParserATNFactory;
@ -37,7 +32,6 @@ import org.antlr.v4.runtime.atn.ATNState;
import org.antlr.v4.tool.Grammar;
import org.antlr.v4.tool.LexerGrammar;
import org.junit.Test;
public class TestATNConstruction extends BaseTest {
@Test
public void testA() throws Exception {
@ -51,132 +45,117 @@ public class TestATNConstruction extends BaseTest {
"RuleStop_a_1-EOF->s4\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAB() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A B ;");
String expecting =
"RuleStart_a_0->s2\n" +
"s2-A->s4\n" +
"s4-B->s5\n" +
"s5->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s6\n";
"s2-A->s3\n" +
"s3-B->s4\n" +
"s4->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s5\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorB() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A | B {;} ;");
String expecting =
"RuleStart_a_0->BlockStart_8\n" +
"BlockStart_8->s2\n" +
"BlockStart_8->s4\n" +
"s2-A->BlockEnd_9\n" +
"s4-B->s6\n" +
"BlockEnd_9->RuleStop_a_1\n" +
"s6-action_0:-1->BlockEnd_9\n" +
"RuleStop_a_1-EOF->s10\n";
"RuleStart_a_0->BlockStart_5\n" +
"BlockStart_5->s2\n" +
"BlockStart_5->s3\n" +
"s2-A->BlockEnd_6\n" +
"s3-B->s4\n" +
"BlockEnd_6->RuleStop_a_1\n" +
"s4-action_0:-1->BlockEnd_6\n" +
"RuleStop_a_1-EOF->s7\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testSetAorB() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A | B ;");
String expecting =
"RuleStart_a_0->BlockStart_6\n" +
"BlockStart_6->s2\n" +
"BlockStart_6->s4\n" +
"s2-A->BlockEnd_7\n" +
"s4-B->BlockEnd_7\n" +
"BlockEnd_7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
"RuleStart_a_0->s2\n" +
"s2-{A, B}->s3\n" +
"s3->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s4\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testLexerIsntSetMultiCharString() throws Exception {
LexerGrammar g = new LexerGrammar(
"lexer grammar P;\n"+
"A : ('0x' | '0X') ;");
String expecting =
"BlockStart_0->RuleStart_A_1\n" +
"RuleStart_A_1->BlockStart_9\n" +
"BlockStart_9->s3\n" +
"BlockStart_9->s6\n" +
"s3-'0'->s4\n" +
"s6-'0'->s7\n" +
"s4-'x'->BlockEnd_10\n" +
"s7-'X'->BlockEnd_10\n" +
"BlockEnd_10->RuleStop_A_2\n";
"s0->RuleStart_A_1\n" +
"RuleStart_A_1->BlockStart_7\n" +
"BlockStart_7->s3\n" +
"BlockStart_7->s5\n" +
"s3-'0'->s4\n" +
"s5-'0'->s6\n" +
"s4-'x'->BlockEnd_8\n" +
"s6-'X'->BlockEnd_8\n" +
"BlockEnd_8->RuleStop_A_2\n";
checkTokensRule(g, null, expecting);
}
@Test public void testRange() throws Exception {
LexerGrammar g = new LexerGrammar(
"lexer grammar P;\n"+
"A : 'a'..'c' ;"
);
String expecting =
"BlockStart_0->RuleStart_A_1\n" +
"RuleStart_A_1->s3\n" +
"s3-'a'..'c'->s4\n" +
"s4->RuleStop_A_2\n";
"s0->RuleStart_A_1\n" +
"RuleStart_A_1->s3\n" +
"s3-'a'..'c'->s4\n" +
"s4->RuleStop_A_2\n";
checkTokensRule(g, null, expecting);
}
@Test public void testRangeOrRange() throws Exception {
LexerGrammar g = new LexerGrammar(
"lexer grammar P;\n"+
"A : ('a'..'c' 'h' | 'q' 'j'..'l') ;"
);
String expecting =
"BlockStart_0->RuleStart_A_1\n" +
"RuleStart_A_1->BlockStart_11\n" +
"BlockStart_11->s3\n" +
"BlockStart_11->s7\n" +
"s3-'a'..'c'->s5\n" +
"s7-'q'->s9\n" +
"s5-'h'->BlockEnd_12\n" +
"s9-'j'..'l'->BlockEnd_12\n" +
"BlockEnd_12->RuleStop_A_2\n";
"s0->RuleStart_A_1\n" +
"RuleStart_A_1->BlockStart_7\n" +
"BlockStart_7->s3\n" +
"BlockStart_7->s5\n" +
"s3-'a'..'c'->s4\n" +
"s5-'q'->s6\n" +
"s4-'h'->BlockEnd_8\n" +
"s6-'j'..'l'->BlockEnd_8\n" +
"BlockEnd_8->RuleStop_A_2\n";
checkTokensRule(g, null, expecting);
}
@Test public void testStringLiteralInParser() throws Exception {
Grammar g = new Grammar(
"grammar P;\n"+
"a : A|'b' ;"
);
String expecting =
"RuleStart_a_0->BlockStart_6\n" +
"BlockStart_6->s2\n" +
"BlockStart_6->s4\n" +
"s2-A->BlockEnd_7\n" +
"s4-'b'->BlockEnd_7\n" +
"BlockEnd_7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
"RuleStart_a_0->s2\n" +
"s2-{'b', A}->s3\n" +
"s3->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s4\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testABorCD() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A B | C D;");
String expecting =
"RuleStart_a_0->BlockStart_10\n" +
"BlockStart_10->s2\n" +
"BlockStart_10->s6\n" +
"s2-A->s4\n" +
"s6-C->s8\n" +
"s4-B->BlockEnd_11\n" +
"s8-D->BlockEnd_11\n" +
"BlockEnd_11->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s12\n";
"RuleStart_a_0->BlockStart_6\n" +
"BlockStart_6->s2\n" +
"BlockStart_6->s4\n" +
"s2-A->s3\n" +
"s4-C->s5\n" +
"s3-B->BlockEnd_7\n" +
"s5-D->BlockEnd_7\n" +
"BlockEnd_7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testbA() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -184,19 +163,18 @@ public class TestATNConstruction extends BaseTest {
"b : B ;");
String expecting =
"RuleStart_a_0->s4\n" +
"s4-b->RuleStart_b_2\n" +
"s6-A->s7\n" +
"s7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s10\n";
"s4-b->RuleStart_b_2\n" +
"s5-A->s6\n" +
"s6->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s9\n";
checkRuleATN(g, "a", expecting);
expecting =
"RuleStart_b_2->s8\n" +
"s8-B->s9\n" +
"s9->RuleStop_b_3\n" +
"RuleStop_b_3->s6\n";
"RuleStart_b_2->s7\n" +
"s7-B->s8\n" +
"s8->RuleStop_b_3\n" +
"RuleStop_b_3->s5\n";
checkRuleATN(g, "b", expecting);
}
@Test public void testFollow() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -204,220 +182,207 @@ public class TestATNConstruction extends BaseTest {
"b : B ;\n"+
"c : b C;");
String expecting =
"RuleStart_b_2->s10\n" +
"s10-B->s11\n" +
"s11->RuleStop_b_3\n" +
"RuleStop_b_3->s8\n" +
"RuleStop_b_3->s14\n";
"RuleStart_b_2->s9\n" +
"s9-B->s10\n" +
"s10->RuleStop_b_3\n" +
"RuleStop_b_3->s7\n" +
"RuleStop_b_3->s12\n";
checkRuleATN(g, "b", expecting);
}
@Test public void testAorEpsilon() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A | ;");
String expecting =
"RuleStart_a_0->BlockStart_6\n" +
"BlockStart_6->s2\n" +
"BlockStart_6->s4\n" +
"s2-A->BlockEnd_7\n" +
"s4->BlockEnd_7\n" +
"BlockEnd_7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
"RuleStart_a_0->BlockStart_4\n" +
"BlockStart_4->s2\n" +
"BlockStart_4->s3\n" +
"s2-A->BlockEnd_5\n" +
"s3->BlockEnd_5\n" +
"BlockEnd_5->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s6\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAOptional() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A?;");
String expecting =
"RuleStart_a_0->BlockStart_4\n" +
"BlockStart_4->s2\n" +
"BlockStart_4->BlockEnd_5\n" +
"s2-A->BlockEnd_5\n" +
"BlockEnd_5->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s6\n";
"RuleStart_a_0->BlockStart_3\n" +
"BlockStart_3->s2\n" +
"BlockStart_3->BlockEnd_4\n" +
"s2-A->BlockEnd_4\n" +
"BlockEnd_4->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s5\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorBoptional() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A{;}|B)?;");
String expecting =
"RuleStart_a_0->BlockStart_8\n" +
"BlockStart_8->s2\n" +
"BlockStart_8->s6\n" +
"BlockStart_8->BlockEnd_9\n" +
"s2-A->s4\n" +
"s6-B->BlockEnd_9\n" +
"BlockEnd_9->RuleStop_a_1\n" +
"s4-action_0:-1->BlockEnd_9\n" +
"RuleStop_a_1-EOF->s10\n";
"RuleStart_a_0->BlockStart_5\n" +
"BlockStart_5->s2\n" +
"BlockStart_5->s4\n" +
"BlockStart_5->BlockEnd_6\n" +
"s2-A->s3\n" +
"s4-B->BlockEnd_6\n" +
"BlockEnd_6->RuleStop_a_1\n" +
"s3-action_0:-1->BlockEnd_6\n" +
"RuleStop_a_1-EOF->s7\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testSetAorBoptional() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A|B)?;");
String expecting =
"RuleStart_a_0->BlockStart_4\n" +
"BlockStart_4->s2\n" +
"BlockStart_4->BlockEnd_5\n" +
"s2-{A, B}->BlockEnd_5\n" +
"BlockEnd_5->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s6\n";
"RuleStart_a_0->BlockStart_3\n" +
"BlockStart_3->s2\n" +
"BlockStart_3->BlockEnd_4\n" +
"s2-{A, B}->BlockEnd_4\n" +
"BlockEnd_4->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s5\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorBthenC() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A | B) C;");
String expecting =
"RuleStart_a_0->s2\n" +
"s2-{A, B}->s4\n" +
"s4-C->s5\n" +
"s5->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s6\n";
"s2-{A, B}->s3\n" +
"s3-C->s4\n" +
"s4->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s5\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAplus() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A+;");
String expecting =
"RuleStart_a_0->PlusBlockStart_4\n" +
"PlusBlockStart_4->s2\n" +
"s2-A->BlockEnd_5\n" +
"BlockEnd_5->PlusLoopBack_6\n" +
"PlusLoopBack_6->PlusBlockStart_4\n" +
"PlusLoopBack_6->s7\n" +
"s7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
"RuleStart_a_0->PlusBlockStart_3\n" +
"PlusBlockStart_3->s2\n" +
"s2-A->BlockEnd_4\n" +
"BlockEnd_4->PlusLoopBack_5\n" +
"PlusLoopBack_5->PlusBlockStart_3\n" +
"PlusLoopBack_5->s6\n" +
"s6->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s7\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorBplus() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A|B{;})+;");
String expecting =
"RuleStart_a_0->PlusBlockStart_8\n" +
"PlusBlockStart_8->s2\n" +
"PlusBlockStart_8->s4\n" +
"s2-A->BlockEnd_9\n" +
"s4-B->s6\n" +
"BlockEnd_9->PlusLoopBack_10\n" +
"s6-action_0:-1->BlockEnd_9\n" +
"PlusLoopBack_10->PlusBlockStart_8\n" +
"PlusLoopBack_10->s11\n" +
"s11->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s12\n";
"RuleStart_a_0->PlusBlockStart_5\n" +
"PlusBlockStart_5->s2\n" +
"PlusBlockStart_5->s3\n" +
"s2-A->BlockEnd_6\n" +
"s3-B->s4\n" +
"BlockEnd_6->PlusLoopBack_7\n" +
"s4-action_0:-1->BlockEnd_6\n" +
"PlusLoopBack_7->PlusBlockStart_5\n" +
"PlusLoopBack_7->s8\n" +
"s8->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s9\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorBorEmptyPlus() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A | B | )+ ;");
String expecting =
"RuleStart_a_0->PlusBlockStart_8\n" +
"PlusBlockStart_8->s2\n" +
"PlusBlockStart_8->s4\n" +
"PlusBlockStart_8->s6\n" +
"s2-A->BlockEnd_9\n" +
"s4-B->BlockEnd_9\n" +
"s6->BlockEnd_9\n" +
"BlockEnd_9->PlusLoopBack_10\n" +
"PlusLoopBack_10->PlusBlockStart_8\n" +
"PlusLoopBack_10->s11\n" +
"s11->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s12\n";
"RuleStart_a_0->PlusBlockStart_5\n" +
"PlusBlockStart_5->s2\n" +
"PlusBlockStart_5->s3\n" +
"PlusBlockStart_5->s4\n" +
"s2-A->BlockEnd_6\n" +
"s3-B->BlockEnd_6\n" +
"s4->BlockEnd_6\n" +
"BlockEnd_6->PlusLoopBack_7\n" +
"PlusLoopBack_7->PlusBlockStart_5\n" +
"PlusLoopBack_7->s8\n" +
"s8->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s9\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAStar() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : A*;");
String expecting =
"RuleStart_a_0->StarLoopEntry_6\n" +
"StarLoopEntry_6->StarBlockStart_4\n" +
"StarLoopEntry_6->s7\n" +
"StarBlockStart_4->s2\n" +
"s7->RuleStop_a_1\n" +
"s2-A->BlockEnd_5\n" +
"RuleStop_a_1-EOF->s9\n" +
"BlockEnd_5->StarLoopBack_8\n" +
"StarLoopBack_8->StarLoopEntry_6\n";
"RuleStart_a_0->StarLoopEntry_5\n" +
"StarLoopEntry_5->StarBlockStart_3\n" +
"StarLoopEntry_5->s6\n" +
"StarBlockStart_3->s2\n" +
"s6->RuleStop_a_1\n" +
"s2-A->BlockEnd_4\n" +
"RuleStop_a_1-EOF->s8\n" +
"BlockEnd_4->StarLoopBack_7\n" +
"StarLoopBack_7->StarLoopEntry_5\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testNestedAstar() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (COMMA ID*)*;");
String expecting =
"RuleStart_a_0->StarLoopEntry_13\n" +
"StarLoopEntry_13->StarBlockStart_11\n" +
"StarLoopEntry_13->s14\n" +
"StarBlockStart_11->s2\n" +
"s14->RuleStop_a_1\n" +
"s2-COMMA->StarLoopEntry_8\n" +
"RuleStop_a_1-EOF->s16\n" +
"StarLoopEntry_8->StarBlockStart_6\n" +
"StarLoopEntry_8->s9\n" +
"StarBlockStart_6->s4\n" +
"s9->BlockEnd_12\n" +
"s4-ID->BlockEnd_7\n" +
"BlockEnd_12->StarLoopBack_15\n" +
"BlockEnd_7->StarLoopBack_10\n" +
"StarLoopBack_15->StarLoopEntry_13\n" +
"StarLoopBack_10->StarLoopEntry_8\n";
"RuleStart_a_0->StarLoopEntry_11\n" +
"StarLoopEntry_11->StarBlockStart_9\n" +
"StarLoopEntry_11->s12\n" +
"StarBlockStart_9->s2\n" +
"s12->RuleStop_a_1\n" +
"s2-COMMA->StarLoopEntry_6\n" +
"RuleStop_a_1-EOF->s14\n" +
"StarLoopEntry_6->StarBlockStart_4\n" +
"StarLoopEntry_6->s7\n" +
"StarBlockStart_4->s3\n" +
"s7->BlockEnd_10\n" +
"s3-ID->BlockEnd_5\n" +
"BlockEnd_10->StarLoopBack_13\n" +
"BlockEnd_5->StarLoopBack_8\n" +
"StarLoopBack_13->StarLoopEntry_11\n" +
"StarLoopBack_8->StarLoopEntry_6\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testAorBstar() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : (A | B{;})* ;");
String expecting =
"RuleStart_a_0->StarLoopEntry_10\n" +
"StarLoopEntry_10->StarBlockStart_8\n" +
"StarLoopEntry_10->s11\n" +
"StarBlockStart_8->s2\n" +
"StarBlockStart_8->s4\n" +
"s11->RuleStop_a_1\n" +
"s2-A->BlockEnd_9\n" +
"s4-B->s6\n" +
"RuleStop_a_1-EOF->s13\n" +
"BlockEnd_9->StarLoopBack_12\n" +
"s6-action_0:-1->BlockEnd_9\n" +
"StarLoopBack_12->StarLoopEntry_10\n";
"RuleStart_a_0->StarLoopEntry_7\n" +
"StarLoopEntry_7->StarBlockStart_5\n" +
"StarLoopEntry_7->s8\n" +
"StarBlockStart_5->s2\n" +
"StarBlockStart_5->s3\n" +
"s8->RuleStop_a_1\n" +
"s2-A->BlockEnd_6\n" +
"s3-B->s4\n" +
"RuleStop_a_1-EOF->s10\n" +
"BlockEnd_6->StarLoopBack_9\n" +
"s4-action_0:-1->BlockEnd_6\n" +
"StarLoopBack_9->StarLoopEntry_7\n";
checkRuleATN(g, "a", expecting);
}
@Test public void testPredicatedAorB() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
"a : {p1}? A | {p2}? B ;");
String expecting =
"RuleStart_a_0->BlockStart_10\n" +
"BlockStart_10->s2\n" +
"BlockStart_10->s6\n" +
"s2-pred_0:0->s4\n" +
"s6-pred_0:1->s8\n" +
"s4-A->BlockEnd_11\n" +
"s8-B->BlockEnd_11\n" +
"BlockEnd_11->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s12\n";
"RuleStart_a_0->BlockStart_6\n" +
"BlockStart_6->s2\n" +
"BlockStart_6->s4\n" +
"s2-pred_0:0->s3\n" +
"s4-pred_0:1->s5\n" +
"s3-A->BlockEnd_7\n" +
"s5-B->BlockEnd_7\n" +
"BlockEnd_7->RuleStop_a_1\n" +
"RuleStop_a_1-EOF->s8\n";
checkRuleATN(g, "a", expecting);
}
/*
@Test public void testMultiplePredicates() throws Exception {
Grammar g = new Grammar(
@ -428,7 +393,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "a", expecting);
}
@Test public void testSets() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -453,7 +417,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "e", expecting);
}
@Test public void testNotSet() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -462,9 +425,7 @@ public class TestATNConstruction extends BaseTest {
String expecting =
"\n";
checkRule(g, "a", expecting);
}
@Test public void testNotSingletonBlockSet() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -474,7 +435,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "a", expecting);
}
@Test public void testNotCharSet() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -485,7 +445,6 @@ public class TestATNConstruction extends BaseTest {
"s6->RuleStop_A_2\n";
checkRule(g, "A", expecting);
}
@Test public void testNotBlockSet() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -494,7 +453,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "A", expecting);
}
@Test public void testNotSetLoop() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -503,7 +461,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "A", expecting);
}
@Test public void testNotBlockSetLoop() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -512,7 +469,6 @@ public class TestATNConstruction extends BaseTest {
"\n";
checkRule(g, "A", expecting);
}
@Test public void testLabeledNotSet() throws Exception {
Grammar g = new Grammar(
"parser grammar P;\n"+
@ -526,7 +482,6 @@ public class TestATNConstruction extends BaseTest {
":s4-EOF->.s5\n";
checkRule(g, "a", expecting);
}
@Test public void testLabeledNotCharSet() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -539,7 +494,6 @@ public class TestATNConstruction extends BaseTest {
":s4-<EOT>->.s5\n";
checkRule(g, "A", expecting);
}
@Test public void testLabeledNotBlockSet() throws Exception {
Grammar g = new Grammar(
"lexer grammar P;\n"+
@ -552,7 +506,6 @@ public class TestATNConstruction extends BaseTest {
":s4-<EOT>->.s5\n";
checkRule(g, "A", expecting);
}
@Test public void testEscapedCharLiteral() throws Exception {
Grammar g = new Grammar(
"grammar P;\n"+
@ -565,7 +518,6 @@ public class TestATNConstruction extends BaseTest {
":s4-EOF->.s5\n";
checkRule(g, "a", expecting);
}
@Test public void testEscapedStringLiteral() throws Exception {
Grammar g = new Grammar(
"grammar P;\n"+
@ -577,9 +529,7 @@ public class TestATNConstruction extends BaseTest {
"RuleStop_a_1-EOF->s4\n";
checkRule(g, "a", expecting);
}
// AUTO BACKTRACKING STUFF
@Test public void testAutoBacktracking_RuleBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -601,7 +551,6 @@ public class TestATNConstruction extends BaseTest {
":s7-EOF->.s8\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_RuleSetBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -616,7 +565,6 @@ public class TestATNConstruction extends BaseTest {
":s4-EOF->.s5\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_SimpleBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -639,7 +587,6 @@ public class TestATNConstruction extends BaseTest {
":s8-EOF->.s9\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_SetBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -654,7 +601,6 @@ public class TestATNConstruction extends BaseTest {
":s4-EOF->.s5\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_StarBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -683,7 +629,6 @@ public class TestATNConstruction extends BaseTest {
":s10-EOF->.s11\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_StarSetBlock_IgnoresPreds() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -704,7 +649,6 @@ public class TestATNConstruction extends BaseTest {
":s7-EOF->.s8\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_StarSetBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -733,7 +677,6 @@ public class TestATNConstruction extends BaseTest {
":s9-EOF->.s10\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_StarBlock1Alt() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -755,7 +698,6 @@ public class TestATNConstruction extends BaseTest {
":s8-EOF->.s9\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_PlusBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -782,7 +724,6 @@ public class TestATNConstruction extends BaseTest {
":s10-EOF->.s11\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_PlusSetBlock() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -809,7 +750,6 @@ public class TestATNConstruction extends BaseTest {
":s9-EOF->.s10\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_PlusBlock1Alt() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -829,7 +769,6 @@ public class TestATNConstruction extends BaseTest {
":s8-EOF->.s9\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_OptionalBlock2Alts() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -855,7 +794,6 @@ public class TestATNConstruction extends BaseTest {
":s8-EOF->.s9\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_OptionalBlock1Alt() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -875,7 +813,6 @@ public class TestATNConstruction extends BaseTest {
":s7-EOF->.s8\n";
checkRule(g, "a", expecting);
}
@Test public void testAutoBacktracking_ExistingPred() throws Exception {
Grammar g = new Grammar(
"grammar t;\n" +
@ -897,7 +834,6 @@ public class TestATNConstruction extends BaseTest {
checkRule(g, "a", expecting);
}
*/
@Test public void testDefaultMode() throws Exception {
LexerGrammar g = new LexerGrammar(
"lexer grammar L;\n"+
@ -907,17 +843,16 @@ public class TestATNConstruction extends BaseTest {
"B : 'b' ;\n" +
"C : 'c' ;\n");
String expecting =
"BlockStart_0->RuleStart_A_2\n" +
"BlockStart_0->RuleStart_X_4\n" +
"RuleStart_A_2->s10\n" +
"RuleStart_X_4->s12\n" +
"s10-'a'->s11\n" +
"s12-'x'->s13\n" +
"s11->RuleStop_A_3\n" +
"s13->RuleStop_X_5\n";
"s0->RuleStart_A_2\n" +
"s0->RuleStart_X_4\n" +
"RuleStart_A_2->s10\n" +
"RuleStart_X_4->s12\n" +
"s10-'a'->s11\n" +
"s12-'x'->s13\n" +
"s11->RuleStop_A_3\n" +
"s13->RuleStop_X_5\n";
checkTokensRule(g, "DEFAULT_MODE", expecting);
}
@Test public void testMode() throws Exception {
LexerGrammar g = new LexerGrammar(
"lexer grammar L;\n"+
@ -927,17 +862,16 @@ public class TestATNConstruction extends BaseTest {
"B : 'b' ;\n" +
"C : 'c' ;\n");
String expecting =
"BlockStart_1->RuleStart_B_6\n" +
"BlockStart_1->RuleStart_C_8\n" +
"RuleStart_B_6->s14\n" +
"RuleStart_C_8->s16\n" +
"s14-'b'->s15\n" +
"s16-'c'->s17\n" +
"s15->RuleStop_B_7\n" +
"s17->RuleStop_C_9\n";
"s1->RuleStart_B_6\n" +
"s1->RuleStart_C_8\n" +
"RuleStart_B_6->s14\n" +
"RuleStart_C_8->s16\n" +
"s14-'b'->s15\n" +
"s16-'c'->s17\n" +
"s15->RuleStop_B_7\n" +
"s17->RuleStop_C_9\n";
checkTokensRule(g, "FOO", expecting);
}
void checkTokensRule(LexerGrammar g, String modeName, String expecting) {
// if ( g.ast!=null && !g.ast.hasErrors ) {
// System.out.println(g.ast.toStringTree());
@ -950,21 +884,17 @@ public class TestATNConstruction extends BaseTest {
// }
// }
// }
if ( modeName==null ) modeName = "DEFAULT_MODE";
if ( g.modes.get(modeName)==null ) {
System.err.println("no such mode "+modeName);
return;
}
ParserATNFactory f = new LexerATNFactory((LexerGrammar)g);
ATN nfa = f.createATN();
ATNState startState = nfa.modeNameToStartState.get(modeName);
ATNPrinter serializer = new ATNPrinter(g, startState);
String result = serializer.asString();
//System.out.print(result);
assertEquals(expecting, result);
}
}