Generalize the first argument in an assert to be an expression (issue 26865)

pkg/analyzer/test/generated/parser_test.dart

 // Copyright (c) 2014, 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 analyzer.test.generated.parser_test;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/ast/visitor.dart';
 import 'package:analyzer/src/dart/ast/token.dart';
@@ skipping 699 matching lines @@
   void test_annotationOnEnumConstant_first() {
     ParserTestCase.parseCompilationUnit("enum E { @override C }",
         [ParserErrorCode.ANNOTATION_ON_ENUM_CONSTANT]);
   }
 
   void test_annotationOnEnumConstant_middle() {
     ParserTestCase.parseCompilationUnit("enum E { C, @override D, E }",
         [ParserErrorCode.ANNOTATION_ON_ENUM_CONSTANT]);
   }
 
-  void test_assertDoesNotTakeAssignment() {
-    parse4("parseAssertStatement", "assert(b = true);",
-        [ParserErrorCode.ASSERT_DOES_NOT_TAKE_ASSIGNMENT]);
-  }
-
-  void test_assertDoesNotTakeCascades() {
-    parse4("parseAssertStatement", "assert(new A()..m());",
-        [ParserErrorCode.ASSERT_DOES_NOT_TAKE_CASCADE]);
-  }
-
-  void test_assertDoesNotTakeRethrow() {
-    parse4("parseAssertStatement", "assert(rethrow);",
-        [ParserErrorCode.ASSERT_DOES_NOT_TAKE_RETHROW]);
-  }
-
-  void test_assertDoesNotTakeThrow() {
-    parse4("parseAssertStatement", "assert(throw x);",
-        [ParserErrorCode.ASSERT_DOES_NOT_TAKE_THROW]);
-  }
-
   void test_breakOutsideOfLoop_breakInDoStatement() {
     parse4("parseDoStatement", "do {break;} while (x);");
   }
 
   void test_breakOutsideOfLoop_breakInForStatement() {
     parse4("parseForStatement", "for (; x;) {break;}");
   }
 
   void test_breakOutsideOfLoop_breakInIfStatement() {
     parse4("parseIfStatement", "if (x) {break;}",
@@ skipping 10556 matching lines @@
         new Scanner(null, new CharSequenceReader(source), listener);
     Token tokenStream = scanner.tokenize();
     //
     // Parse the source.
     //
     Parser parser = new Parser(null, listener);
     return invokeParserMethodImpl(
         parser, methodName, <Object>[tokenStream], tokenStream) as Token;
   }
 }