mirror of
https://github.com/jerryscript-project/jerryscript.git
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89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "jerryscript.h"
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#include "config.h"
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#include "test-common.h"
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static jerry_value_t
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vm_exec_stop_callback (void *user_p)
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{
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int *int_p = (int *) user_p;
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if (*int_p > 0)
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{
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(*int_p)--;
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return jerry_create_undefined ();
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}
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return jerry_create_string ((const jerry_char_t *) "Abort script");
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} /* vm_exec_stop_callback */
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int
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main (void)
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{
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TEST_INIT ();
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/* Test stopping an infinite loop. */
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if (!jerry_is_feature_enabled (JERRY_FEATURE_VM_EXEC_STOP))
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{
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return 0;
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}
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jerry_init (JERRY_INIT_EMPTY);
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int countdown = 6;
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jerry_set_vm_exec_stop_callback (vm_exec_stop_callback, &countdown, 16);
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const jerry_char_t inf_loop_code_src1[] = "while(true) {}";
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jerry_value_t parsed_code_val = jerry_parse (inf_loop_code_src1, sizeof (inf_loop_code_src1) - 1, NULL);
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TEST_ASSERT (!jerry_value_is_error (parsed_code_val));
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jerry_value_t res = jerry_run (parsed_code_val);
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TEST_ASSERT (countdown == 0);
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TEST_ASSERT (jerry_value_is_error (res));
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jerry_release_value (res);
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jerry_release_value (parsed_code_val);
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/* A more complex example. Although the callback error is captured
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* by the catch block, it is automatically thrown again. */
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/* We keep the callback function, only the countdown is reset. */
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countdown = 6;
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const jerry_char_t inf_loop_code_src2[] = TEST_STRING_LITERAL ("function f() { while (true) ; }\n"
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"try { f(); } catch(e) {}");
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parsed_code_val = jerry_parse (inf_loop_code_src2, sizeof (inf_loop_code_src2) - 1, NULL);
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TEST_ASSERT (!jerry_value_is_error (parsed_code_val));
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res = jerry_run (parsed_code_val);
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TEST_ASSERT (countdown == 0);
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/* The result must have an error flag which proves that
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* the error is thrown again inside the catch block. */
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TEST_ASSERT (jerry_value_is_error (res));
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jerry_release_value (res);
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jerry_release_value (parsed_code_val);
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jerry_cleanup ();
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return 0;
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} /* main */
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