| // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library idlparser_test; |
| |
| import '../../../utils/peg/pegparser.dart'; |
| |
| part 'idlparser.dart'; |
| part 'idlrenderer.dart'; |
| |
| main() { |
| IDLParser parser = new IDLParser(FREMONTCUT_SYNTAX); |
| Grammar g = parser.grammar; |
| |
| var Type = g['Type']; |
| |
| show(g, Type, 'int'); |
| show(g, Type, 'int ?'); |
| show(g, Type, 'sequence<int?> ?'); |
| show(g, Type, 'unsigned long long?'); |
| show(g, Type, 'unsignedlonglong?'); |
| |
| |
| var MaybeAnnotations = g['MaybeAnnotations']; |
| |
| show(g, MaybeAnnotations, ''); |
| show(g, MaybeAnnotations, '@Foo'); |
| show(g, MaybeAnnotations, '@Foo @Bar'); |
| show(g, MaybeAnnotations, '@Foo(A,B=1) @Bar'); |
| |
| var MaybeExtAttrs = g['MaybeExtAttrs']; |
| print(MaybeExtAttrs); |
| |
| show(g, MaybeExtAttrs, ''); |
| show(g, MaybeExtAttrs, '[A]'); |
| |
| var Module = g['Module']; |
| |
| show(g, Module, 'module Harry { const int bob = 30;};'); |
| show(g, Module, """ |
| module Harry { [X,Y,Z=99] const int bob = 30; typedef x y; |
| |
| interface Thing : SuperA, @Friendly SuperB { |
| |
| [Nice] const unsigned long long kFoo = 12345; |
| [A,B,C,D,E] attribute int attr1; |
| [F=f(int a),K=99,DartName=Bert] int smudge(int a, int b, double x); |
| |
| [X,Y,Z] int xyz([U,V] optional in optional int z); |
| [P,Q,R] int pqr(); |
| int op1(); |
| @Smurf @Beans(B=1,C,A=2) int op2(); |
| |
| snippet { yadda |
| yadda |
| }; |
| }; |
| |
| //[A] const unsigned long long dweeb = 0xff; |
| |
| }; |
| """); |
| } |
| |
| |
| |
| show(grammar, rule, input) { |
| print('show: "$input"'); |
| var ast; |
| try { |
| ast = grammar.parse(rule, input); |
| } catch (exception) { |
| if (exception is ParseError) |
| ast = exception; |
| else |
| throw; |
| } |
| print('${printList(ast)}'); |
| print(render(ast)); |
| } |
| |
| void check(grammar, rule, input, expected) { |
| // If [expected] is String then the result is coerced to string. |
| // If [expected] is !String, the result is compared directly. |
| print('check: "$input"'); |
| var ast; |
| try { |
| ast = grammar.parse(rule, input); |
| } catch (exception) { |
| ast = exception; |
| } |
| |
| var formatted = ast; |
| if (expected is String) |
| formatted = printList(ast); |
| |
| if (expected != formatted) { |
| throw new StateError("parse: $input"); |
| } |
| } |
| |
| // Prints the list in [1,2,3] notation, including nested lists. |
| void printList(item) { |
| if (item is List) { |
| StringBuffer sb = new StringBuffer(); |
| sb.add('['); |
| var sep = ''; |
| for (var x in item) { |
| sb.add(sep); |
| sb.add(printList(x)); |
| sep = ','; |
| } |
| sb.add(']'); |
| return sb.toString(); |
| } |
| if (item == null) |
| return 'null'; |
| return item.toString(); |
| } |