diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/basics/int_64_basics.py | 126 | ||||
| -rw-r--r-- | tests/extmod/uctypes_array_load_store.py | 7 | ||||
| -rw-r--r-- | tests/feature_check/int_64.py | 2 | ||||
| -rw-r--r-- | tests/feature_check/int_64.py.exp | 1 | ||||
| -rwxr-xr-x | tests/run-tests.py | 14 |
5 files changed, 149 insertions, 1 deletions
diff --git a/tests/basics/int_64_basics.py b/tests/basics/int_64_basics.py new file mode 100644 index 000000000..73a06b64b --- /dev/null +++ b/tests/basics/int_64_basics.py @@ -0,0 +1,126 @@ +# test support for 64-bit long integers +# (some ports don't support arbitrary precision but do support these) + +# this test is adapted from int_big1.py with numbers kept within 64-bit signed range + +# to test arbitrary precision integers + +x = 1000000000000000000 +xn = -1000000000000000000 +y = 2000000000000000000 + +# printing +print(x) +print(y) +print('%#X' % (x - x)) # print prefix +print('{:#,}'.format(x)) # print with commas + +# construction +print(int(x)) + +# addition +print(x + 1) +print(x + y) +print(x + xn == 0) +print(bool(x + xn)) + +# subtraction +print(x - 1) +print(x - y) +print(y - x) +print(x - x == 0) +print(bool(x - x)) + +# multiplication +print(x * 2) +print(1090511627776 * 1048500) + +# integer division +print(x // 2) +print(y // x) + +# bit inversion +print(~x) +print(~(-x)) + +# left shift +print("left shift positive") +x = 0x40000000 +for i in range(32): + x = x << 1 + print(x) + +# right shift +print("right shift positive") +x = 0x2000000000000000 # TODO: why can't second-tip bit be set? +for i in range(64): + x = x >> 1 + print(x) + +# left shift of a negative number +print("left shift negative") +for i in range(8): + print(-10000000000000000 << i) + print(-10000000000000001 << i) + print(-10000000000000002 << i) + print(-10000000000000003 << i) + print(-10000000000000004 << i) + + +# right shift of a negative number +print("right shift negative") +for i in range(8): + print(-1000000000000000000 >> i) + print(-1000000000000000001 >> i) + print(-1000000000000000002 >> i) + print(-1000000000000000003 >> i) + print(-1000000000000000004 >> i) + +# conversion from string +print(int("1234567890123456789")) +print(int("-1234567890123456789")) +print(int("1234567890abcdef", 16)) +print(int("1234567890ABCDEF", 16)) +print(int("-1234567890ABCDEF", 16)) +print(int("ijklmnopqrsz", 36)) + +# numbers close to 64-bit limits +print(int("-9111222333444555666")) +print(int("9111222333444555666")) + +# numbers with preceding 0s +print(int("-00000000000000000000009111222333444555666")) +print(int("0000000000000000000000009111222333444555666")) + +# invalid characters in string +try: + print(int("1234567890abcdef")) +except ValueError: + print('ValueError'); +try: + print(int("123456789\x01")) +except ValueError: + print('ValueError'); + +# test parsing ints just on threshold of small to big +# for 32 bit archs +x = 1073741823 # small +x = -1073741823 # small +x = 1073741824 # big +x = -1073741824 # big +# for 64 bit archs +x = 4611686018427387903 # small +x = -4611686018427387903 # small +x = 4611686018427387904 # big +x = -4611686018427387904 # big + +# sys.maxsize is a constant bigint, so test it's compatible with dynamic ones +import sys +if hasattr(sys, "maxsize"): + print(sys.maxsize + 1 - 1 == sys.maxsize) +else: + print(True) # No maxsize property in this config + +# test extraction of big int value via mp_obj_get_int_maybe +x = 1 << 62 +print('a' * (x + 4 - x)) diff --git a/tests/extmod/uctypes_array_load_store.py b/tests/extmod/uctypes_array_load_store.py index 3b9bb6d73..df7deb683 100644 --- a/tests/extmod/uctypes_array_load_store.py +++ b/tests/extmod/uctypes_array_load_store.py @@ -6,6 +6,13 @@ except ImportError: print("SKIP") raise SystemExit +# 'int' needs to be able to represent UINT64 for this test +try: + int("FF" * 8, 16) +except OverflowError: + print("SKIP") + raise SystemExit + N = 5 for endian in ("NATIVE", "LITTLE_ENDIAN", "BIG_ENDIAN"): diff --git a/tests/feature_check/int_64.py b/tests/feature_check/int_64.py new file mode 100644 index 000000000..4d053782c --- /dev/null +++ b/tests/feature_check/int_64.py @@ -0,0 +1,2 @@ +# Check whether 64-bit long integers are supported +print(1 << 62) diff --git a/tests/feature_check/int_64.py.exp b/tests/feature_check/int_64.py.exp new file mode 100644 index 000000000..aef5454e6 --- /dev/null +++ b/tests/feature_check/int_64.py.exp @@ -0,0 +1 @@ +4611686018427387904 diff --git a/tests/run-tests.py b/tests/run-tests.py index fe338d7ff..c218afae7 100755 --- a/tests/run-tests.py +++ b/tests/run-tests.py @@ -628,6 +628,7 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1): skip_tests = set() skip_native = False skip_int_big = False + skip_int_64 = False skip_bytearray = False skip_set_type = False skip_slice = False @@ -658,6 +659,11 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1): if output != b"1000000000000000000000000000000000000000000000\n": skip_int_big = True + # Check if 'long long' precision integers are supported, even if arbitrary precision is not + output = run_feature_check(pyb, args, "int_64.py") + if output != b"4611686018427387904\n": + skip_int_64 = True + # Check if bytearray is supported, and skip such tests if it's not output = run_feature_check(pyb, args, "bytearray.py") if output != b"bytearray\n": @@ -885,7 +891,12 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1): test_name = os.path.splitext(os.path.basename(test_file))[0] is_native = test_name.startswith("native_") or test_name.startswith("viper_") is_endian = test_name.endswith("_endian") - is_int_big = test_name.startswith("int_big") or test_name.endswith("_intbig") + is_int_big = ( + test_name.startswith("int_big") + or test_name.endswith("_intbig") + or test_name.startswith("ffi_int") # these tests contain large integer literals + ) + is_int_64 = test_name.startswith("int_64") or test_name.endswith("_int64") is_bytearray = test_name.startswith("bytearray") or test_name.endswith("_bytearray") is_set_type = test_name.startswith(("set_", "frozenset")) or test_name.endswith("_set") is_slice = test_name.find("slice") != -1 or test_name in misc_slice_tests @@ -899,6 +910,7 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1): skip_it |= skip_native and is_native skip_it |= skip_endian and is_endian skip_it |= skip_int_big and is_int_big + skip_it |= skip_int_64 and is_int_64 skip_it |= skip_bytearray and is_bytearray skip_it |= skip_set_type and is_set_type skip_it |= skip_slice and is_slice |