jerryscript/tests/unit/test-parser.cpp

93 lines
2.4 KiB
C++

/* Copyright 2014-2015 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "mem-allocator.h"
#include "opcodes.h"
#include "parser.h"
#include "serializer.h"
#include "test-common.h"
static bool
instrs_equal (const vm_instr_t *instrs1, vm_instr_t *instrs2, uint16_t size)
{
uint16_t i;
for (i = 0; i < size; i++)
{
if (memcmp (&instrs1[i], &instrs2[i], sizeof (vm_instr_t)) != 0)
{
return false;
}
}
return true;
}
/**
* Unit test's main function.
*/
int
main (int __attr_unused___ argc,
char __attr_unused___ **argv)
{
TEST_INIT ();
const vm_instr_t *instrs_p;
jsp_status_t parse_status;
mem_init ();
// #1
char program1[] = "a=1;var a;";
serializer_init ();
parser_set_show_instrs (true);
parse_status = parser_parse_script ((jerry_api_char_t *) program1, strlen (program1), &instrs_p);
JERRY_ASSERT (parse_status == JSP_STATUS_OK && instrs_p != NULL);
vm_instr_t instrs[] =
{
getop_meta (OPCODE_META_TYPE_SCOPE_CODE_FLAGS, // [ ]
OPCODE_SCOPE_CODE_FLAGS_NOT_REF_ARGUMENTS_IDENTIFIER
| OPCODE_SCOPE_CODE_FLAGS_NOT_REF_EVAL_IDENTIFIER,
INVALID_VALUE),
getop_reg_var_decl (OPCODE_REG_FIRST, OPCODE_REG_GENERAL_FIRST),
getop_var_decl (0), // var a;
getop_assignment (130, 1, 1), // $tmp0 = 1;
getop_assignment (0, 6, 130), // a = $tmp0;
getop_ret () // return;
};
JERRY_ASSERT (instrs_equal (instrs_p, instrs, 5));
serializer_free ();
// #2
char program2[] = "var var;";
serializer_init ();
parser_set_show_instrs (true);
parse_status = parser_parse_script ((jerry_api_char_t *) program2, strlen (program2), &instrs_p);
JERRY_ASSERT (parse_status == JSP_STATUS_SYNTAX_ERROR && instrs_p == NULL);
serializer_free ();
mem_finalize (false);
return 0;
} /* main */