8000 bpo-40602: Write unit tests for _Py_hashtable_t by vstinner · Pull Request #20091 · python/cpython · GitHub
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bpo-40602: Write unit tests for _Py_hashtable_t #20091

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Merged
merged 4 commits into from
May 14, 2020
Merged

bpo-40602: Write unit tests for _Py_hashtable_t #20091

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bpo-40602: Write unit tests for _Py_hashtable_t
vstinner May 14, 2020
d0b2d1a
Rename _Py_hashtable_t members
vstinner May 14, 2020
d0ada2d
More checks in foreach
vstinner May 14, 2020
a902ea1
Cleanup
vstinner May 14, 2020
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More checks in foreach
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@vstinner
vstinner committed May 14, 2020
commit d0ada2d471f2652f3f311dff9908e2110f4e1d0b
10 changes: 7 additions & 3 deletions Modules/_testinternalcapi.c
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Expand Up @@ -65,6 +65,7 @@ test_bswap(PyObject *self, PyObject *Py_UNUSED(args))

#define TO_PTR(ch) ((void*)(uintptr_t)ch)
#define FROM_PTR(ptr) ((uintptr_t)ptr)
#define VALUE(key) (1 + ((int)(key) - 'a'))

static Py_uhash_t
hash_char(const void *key)
Expand All @@ -75,9 +76,14 @@ hash_char(const void *key)


static int
hashtable_cb(_Py_hashtable_t *table, const void *key, const void *value, void *user_data)
hashtable_cb(_Py_hashtable_t *table,
const void *key_ptr, const void *value_ptr,
void *user_data)
{
int *count = (int *)user_data;
char key = (char)FROM_PTR(key_ptr);
int value = (int)FROM_PTR(value_ptr);
assert(value == VALUE(key));
*count += 1;
return 0;
}
Expand All @@ -92,8 +98,6 @@ test_hashtable(PyObject *self, PyObject *Py_UNUSED(args))
return PyErr_NoMemory();
}

#define VALUE(key) (1 + ((int)(key) - 'a'))

// Test _Py_hashtable_set()
char key;
for (key='a'; key <= 'z'; key++) {
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