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Implement jerry_get_backtrace_from API function (#4454)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-01-12 19:52:05 +01:00
committed by GitHub
parent c46f4c3e40
commit 3193e6d0dc
7 changed files with 313 additions and 6 deletions
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tests/unit-core/test-backtrace.c
+95 -1
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@@ -28,11 +28,16 @@ backtrace_handler (const jerry_value_t function_obj, /**< function object */
uint32_t max_depth = 0;
if (args_count > 0 && jerry_value_is_number (args_p[0]))
if (args_count >= 1 && jerry_value_is_number (args_p[0]))
{
max_depth = (uint32_t) jerry_get_number_value (args_p[0]);
}
if (args_count >= 2)
{
return jerry_get_backtrace_from (max_depth, args_p[1]);
}
return jerry_get_backtrace (max_depth);
} /* backtrace_handler */
@@ -153,6 +158,95 @@ test_get_backtrace_api_call (void)
jerry_release_value (backtrace);
/* Ignore f and g this time. */
source = ("function f() {\n"
" return backtrace(0, g);\n"
"}\n"
"\n"
"function g() {\n"
" return f();\n"
"}\n"
"\n"
"function h() {\n"
" return g();\n"
"}\n"
"\n"
"h();\n");
backtrace = run ("something_ignore.js", source);
TEST_ASSERT (!jerry_value_is_error (backtrace)
&& jerry_value_is_array (backtrace));
TEST_ASSERT (jerry_get_array_length (backtrace) == 2);
compare (backtrace, 0, "something_ignore.js:10");
compare (backtrace, 1, "something_ignore.js:13");
jerry_release_value (backtrace);
/* Use bound function this time. */
source = ("function f() {\n"
" return backtrace(0, i);\n"
"}\n"
"\n"
"function g(u, v) {\n"
" return v();\n"
"}\n"
"\n"
"var h = g.bind(null, 0)\n"
"var i = h.bind(null, f)\n"
"\n"
"function j() {\n"
" return i();\n"
"}\n"
"\n"
"j();\n");
backtrace = run ("something_bound.js", source);
TEST_ASSERT (!jerry_value_is_error (backtrace)
&& jerry_value_is_array (backtrace));
TEST_ASSERT (jerry_get_array_length (backtrace) == 2);
compare (backtrace, 0, "something_bound.js:13");
compare (backtrace, 1, "something_bound.js:16");
jerry_release_value (backtrace);
/* Use invalid function this time. */
source = ("function f() {\n"
" return backtrace(0, ':)');\n"
"}\n"
"\n"
"function g() {\n"
" return f();\n"
"}\n"
"\n"
"function h() {\n"
" return g();\n"
"}\n"
"\n"
"h();\n");
backtrace = run ("nothing_ignore.js", source);
TEST_ASSERT (!jerry_value_is_error (backtrace)
&& jerry_value_is_array (backtrace));
TEST_ASSERT (jerry_get_array_length (backtrace) == 4);
compare (backtrace, 0, "nothing_ignore.js:2");
compare (backtrace, 1, "nothing_ignore.js:6");
compare (backtrace, 2, "nothing_ignore.js:10");
compare (backtrace, 3, "nothing_ignore.js:13");
jerry_release_value (backtrace);
jerry_cleanup ();
} /* test_get_backtrace_api_call */