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Add a test for STACK_BASE and STACK_MAX #9095

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Merged
merged 2 commits into from
Jul 26, 2019
Merged

Add a test for STACK_BASE and STACK_MAX #9095

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6f5dde7
Add a test for STACK_BASE and STACK_MAX
quantum5 Jul 26, 2019
2033dae
Actually add the test cpp file
quantum5 Jul 26, 2019
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22 changes: 22 additions & 0 deletions tests/pthread/test_pthread_stack_bounds.cpp
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
#include <thread>
#include <emscripten.h>

void thread(void) {
bool passed;
size_t stack_base = EM_ASM_INT({ return STACK_BASE; });
size_t stack_max = EM_ASM_INT({ return STACK_MAX; });
size_t current = (size_t) &passed;
#if __asmjs__
passed = stack_base < current && current < stack_max;
#else
passed = stack_base > current && current > stack_max;
#endif
#ifdef REPORT_RESULT
REPORT_RESULT(passed ? 1 : 0);
#endif
}

int main(void) {
std::thread t(thread);
t.detach();
}
5 changes: 5 additions & 0 deletions tests/test_browser.py
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Expand Up @@ -3885,6 +3885,11 @@ def test_pthread_utf8_funcs(self):
def test_pthread_wake_all(self):
self.btest(path_from_root('tests', 'pthread', 'test_futex_wake_all.cpp'), expected='0', args=['-O3', '-s', 'USE_PTHREADS=1', '-s', 'TOTAL_MEMORY=64MB', '-s', 'NO_EXIT_RUNTIME=1'], also_asmjs=True)

# Test that STACK_BASE and STACK_MAX correctly bound the stack on pthreads.
@requires_threads
def test_pthread_stack_bounds(self):
self.btest(path_from_root('tests', 'pthread', 'test_pthread_stack_bounds.cpp'), expected='1', args=['-s', 'USE_PTHREADS', '-std=c++11'])

# Test that real `thread_local` works.
@no_fastcomp('thread_local is only supported on WASM backend')
@requires_threads
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