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| author | zjpoh <poh.zijie@gmail.com> | 2019-09-26 22:04:11 -0700 |
|---|---|---|
| committer | zjpoh <poh.zijie@gmail.com> | 2019-09-26 22:04:11 -0700 |
| commit | 27332a8b2b098a519e8ade0706e1ae4086f15b92 (patch) | |
| tree | 4d28425c7df1fa9127a8f1cd9a3c04f449fb35e2 /numpy/core/tests | |
| parent | f779af07a92cb419b964316960a1b503df9b712d (diff) | |
| parent | 68bd6e359a6b0863acf39cad637e1444d78eabd0 (diff) | |
| download | numpy-27332a8b2b098a519e8ade0706e1ae4086f15b92.tar.gz | |
Merge branch 'master' into from_string_complex
Diffstat (limited to 'numpy/core/tests')
20 files changed, 2190 insertions, 72 deletions
diff --git a/numpy/core/tests/data/umath-validation-set-README b/numpy/core/tests/data/umath-validation-set-README new file mode 100644 index 000000000..6561ca3b5 --- /dev/null +++ b/numpy/core/tests/data/umath-validation-set-README @@ -0,0 +1,15 @@ +Steps to validate transcendental functions: +1) Add a file 'umath-validation-set-<ufuncname>', where ufuncname is name of + the function in NumPy you want to validate +2) The file should contain 4 columns: dtype,input,expected output,ulperror + a. dtype: one of np.float16, np.float32, np.float64 + b. input: floating point input to ufunc in hex. Example: 0x414570a4 + represents 12.340000152587890625 + c. expected output: floating point output for the corresponding input in hex. + This should be computed using a high(er) precision library and then rounded to + same format as the input. + d. ulperror: expected maximum ulp error of the function. This + should be same across all rows of the same dtype. Otherwise, the function is + tested for the maximum ulp error among all entries of that dtype. +3) Add file umath-validation-set-<ufuncname> to the test file test_umath_accuracy.py + which will then validate your ufunc. diff --git a/numpy/core/tests/data/umath-validation-set-cos b/numpy/core/tests/data/umath-validation-set-cos new file mode 100644 index 000000000..360ebcd6a --- /dev/null +++ b/numpy/core/tests/data/umath-validation-set-cos @@ -0,0 +1,707 @@ +dtype,input,output,ulperrortol +## +ve denormals ## +np.float32,0x004b4716,0x3f800000,2 +np.float32,0x007b2490,0x3f800000,2 +np.float32,0x007c99fa,0x3f800000,2 +np.float32,0x00734a0c,0x3f800000,2 +np.float32,0x0070de24,0x3f800000,2 +np.float32,0x007fffff,0x3f800000,2 +np.float32,0x00000001,0x3f800000,2 +## -ve denormals ## +np.float32,0x80495d65,0x3f800000,2 +np.float32,0x806894f6,0x3f800000,2 +np.float32,0x80555a76,0x3f800000,2 +np.float32,0x804e1fb8,0x3f800000,2 +np.float32,0x80687de9,0x3f800000,2 +np.float32,0x807fffff,0x3f800000,2 +np.float32,0x80000001,0x3f800000,2 +## +/-0.0f, +/-FLT_MIN +/-FLT_MAX ## +np.float32,0x00000000,0x3f800000,2 +np.float32,0x80000000,0x3f800000,2 +np.float32,0x00800000,0x3f800000,2 +np.float32,0x7f7fffff,0x3f5a5f96,2 +np.float32,0x80800000,0x3f800000,2 +np.float32,0xff7fffff,0x3f5a5f96,2 +## 1.00f + 0x00000001 ## +np.float32,0x3f800000,0x3f0a5140,2 +np.float32,0x3f800001,0x3f0a513f,2 +np.float32,0x3f800002,0x3f0a513d,2 +np.float32,0xc090a8b0,0xbe4332ce,2 +np.float32,0x41ce3184,0x3f4d1de1,2 +np.float32,0xc1d85848,0xbeaa8980,2 +np.float32,0x402b8820,0xbf653aa3,2 +np.float32,0x42b4e454,0xbf4a338b,2 +np.float32,0x42a67a60,0x3c58202e,2 +np.float32,0x41d92388,0xbed987c7,2 +np.float32,0x422dd66c,0x3f5dcab3,2 +np.float32,0xc28f5be6,0xbf5688d8,2 +np.float32,0x41ab2674,0xbf53aa3b,2 +np.float32,0xd0102756,0x3f45d12d,2 +np.float32,0xcf99405e,0xbe9cf281,2 +np.float32,0xcfd83a12,0x3eaae4ca,2 +np.float32,0x4fb54db0,0xbf7b2894,2 +np.float32,0xcfcca29d,0x3f752e4e,2 +np.float32,0xceec2ac0,0xbf745303,2 +np.float32,0xcfdca97f,0x3ef554a7,2 +np.float32,0xcfe92b0a,0x3f4618f2,2 +np.float32,0x5014b0eb,0x3ee933e6,2 +np.float32,0xcfa7ee96,0xbeedeeb2,2 +np.float32,0x754c09a0,0xbef298de,2 +np.float32,0x77a731fb,0x3f24599f,2 +np.float32,0x76de2494,0x3f79576c,2 +np.float32,0xf74920dc,0xbf4d196e,2 +np.float32,0x7707a312,0xbeb5cb8e,2 +np.float32,0x75bf9790,0xbf7fd7fe,2 +np.float32,0xf4ca7c40,0xbe15107d,2 +np.float32,0x77e91899,0xbe8a968b,2 +np.float32,0xf74c9820,0xbf7f9677,2 +np.float32,0x7785ca29,0xbe6ef93b,2 +np.float32,0x3f490fdb,0x3f3504f3,2 +np.float32,0xbf490fdb,0x3f3504f3,2 +np.float32,0x3fc90fdb,0xb33bbd2e,2 +np.float32,0xbfc90fdb,0xb33bbd2e,2 +np.float32,0x40490fdb,0xbf800000,2 +np.float32,0xc0490fdb,0xbf800000,2 +np.float32,0x3fc90fdb,0xb33bbd2e,2 +np.float32,0xbfc90fdb,0xb33bbd2e,2 +np.float32,0x40490fdb,0xbf800000,2 +np.float32,0xc0490fdb,0xbf800000,2 +np.float32,0x40c90fdb,0x3f800000,2 +np.float32,0xc0c90fdb,0x3f800000,2 +np.float32,0x4016cbe4,0xbf3504f3,2 +np.float32,0xc016cbe4,0xbf3504f3,2 +np.float32,0x4096cbe4,0x324cde2e,2 +np.float32,0xc096cbe4,0x324cde2e,2 +np.float32,0x4116cbe4,0xbf800000,2 +np.float32,0xc116cbe4,0xbf800000,2 +np.float32,0x40490fdb,0xbf800000,2 +np.float32,0xc0490fdb,0xbf800000,2 +np.float32,0x40c90fdb,0x3f800000,2 +np.float32,0xc0c90fdb,0x3f800000,2 +np.float32,0x41490fdb,0x3f800000,2 +np.float32,0xc1490fdb,0x3f800000,2 +np.float32,0x407b53d2,0xbf3504f1,2 +np.float32,0xc07b53d2,0xbf3504f1,2 +np.float32,0x40fb53d2,0xb4b5563d,2 +np.float32,0xc0fb53d2,0xb4b5563d,2 +np.float32,0x417b53d2,0xbf800000,2 +np.float32,0xc17b53d2,0xbf800000,2 +np.float32,0x4096cbe4,0x324cde2e,2 +np.float32,0xc096cbe4,0x324cde2e,2 +np.float32,0x4116cbe4,0xbf800000,2 +np.float32,0xc116cbe4,0xbf800000,2 +np.float32,0x4196cbe4,0x3f800000,2 +np.float32,0xc196cbe4,0x3f800000,2 +np.float32,0x40afede0,0x3f3504f7,2 +np.float32,0xc0afede0,0x3f3504f7,2 +np.float32,0x412fede0,0x353222c4,2 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+np.float32,0x49ffe5ab,0x3f7fff55,2 +np.float32,0x49ffeb37,0x3b9382f5,2 +np.float32,0x497ff0c3,0x3b13049f,2 +np.float32,0x49fff0c3,0xbf7fff57,2 +np.float32,0x49fff64f,0xbb928618,2 +np.float32,0x497ffbdb,0xbf7fffd6,2 +np.float32,0x49fffbdb,0x3f7fff59,2 +np.float32,0x48fffbdb,0xba9207c6,2 +np.float32,0x4e736e56,0xbf800000,2 +np.float32,0x4d4da377,0xbf800000,2 +np.float32,0x4ece58c3,0xbf800000,2 +np.float32,0x4ee0db9c,0xbf800000,2 +np.float32,0x4dee7002,0x3f800000,2 +np.float32,0x4ee86afc,0x38857a23,2 +np.float32,0x4dca4f3f,0xbf800000,2 +np.float32,0x4ecb48af,0xb95d1e10,2 +np.float32,0x4e51e33f,0xbf800000,2 +np.float32,0x4ef5f421,0xbf800000,2 +np.float32,0x46027eb2,0x3e7d94c9,2 +np.float32,0x4477baed,0xbe7f1824,2 +np.float32,0x454b8024,0x3e7f5268,2 +np.float32,0x455d2c09,0x3e7f40cb,2 +np.float32,0x4768d3de,0xba14b4af,2 +np.float32,0x46c1e7cd,0x3e7fb102,2 +np.float32,0x44a52949,0xbe7dc9d5,2 +np.float32,0x4454633a,0x3e7dbc7d,2 +np.float32,0x4689810b,0x3e7eb02b,2 +np.float32,0x473473cd,0xbe7eef6f,2 +np.float32,0x44a5193f,0x3e7e1b1f,2 +np.float32,0x46004b36,0x3e7dac59,2 +np.float32,0x467f604b,0x3d7ffd3a,2 +np.float32,0x45ea1805,0x3dffd2e0,2 +np.float32,0x457b6af3,0x3dff7831,2 +np.float32,0x44996159,0xbe7d85f4,2 +np.float32,0x47883553,0xbb80584e,2 +np.float32,0x44e19f0c,0xbdffcfe6,2 +np.float32,0x472b3bf6,0xbe7f7a82,2 +np.float32,0x4600bb4e,0x3a135e33,2 +np.float32,0x449f4556,0x3e7e42e5,2 +np.float32,0x474e9420,0x3dff77b2,2 +np.float32,0x45cbdb23,0x3dff7240,2 +np.float32,0x44222747,0x3dffb039,2 +np.float32,0x4772e419,0xbdff74b8,2 diff --git a/numpy/core/tests/data/umath-validation-set-exp b/numpy/core/tests/data/umath-validation-set-exp new file mode 100644 index 000000000..1b2cc9ce4 --- /dev/null +++ b/numpy/core/tests/data/umath-validation-set-exp @@ -0,0 +1,135 @@ +dtype,input,output,ulperrortol +## +ve denormals ## +np.float32,0x004b4716,0x3f800000,3 +np.float32,0x007b2490,0x3f800000,3 +np.float32,0x007c99fa,0x3f800000,3 +np.float32,0x00734a0c,0x3f800000,3 +np.float32,0x0070de24,0x3f800000,3 +np.float32,0x00495d65,0x3f800000,3 +np.float32,0x006894f6,0x3f800000,3 +np.float32,0x00555a76,0x3f800000,3 +np.float32,0x004e1fb8,0x3f800000,3 +np.float32,0x00687de9,0x3f800000,3 +## -ve denormals ## +np.float32,0x805b59af,0x3f800000,3 +np.float32,0x807ed8ed,0x3f800000,3 +np.float32,0x807142ad,0x3f800000,3 +np.float32,0x80772002,0x3f800000,3 +np.float32,0x8062abcb,0x3f800000,3 +np.float32,0x8045e31c,0x3f800000,3 +np.float32,0x805f01c2,0x3f800000,3 +np.float32,0x80506432,0x3f800000,3 +np.float32,0x8060089d,0x3f800000,3 +np.float32,0x8071292f,0x3f800000,3 +## floats that output a denormal ## +np.float32,0xc2cf3fc1,0x00000001,3 +np.float32,0xc2c79726,0x00000021,3 +np.float32,0xc2cb295d,0x00000005,3 +np.float32,0xc2b49e6b,0x00068c4c,3 +np.float32,0xc2ca8116,0x00000008,3 +np.float32,0xc2c23f82,0x000001d7,3 +np.float32,0xc2cb69c0,0x00000005,3 +np.float32,0xc2cc1f4d,0x00000003,3 +np.float32,0xc2ae094e,0x00affc4c,3 +np.float32,0xc2c86c44,0x00000015,3 +## random floats between -87.0f and 88.0f ## +np.float32,0x4030d7e0,0x417d9a05,3 +np.float32,0x426f60e8,0x6aa1be2c,3 +np.float32,0x41a1b220,0x4e0efc11,3 +np.float32,0xc20cc722,0x26159da7,3 +np.float32,0x41c492bc,0x512ec79d,3 +np.float32,0x40980210,0x42e73a0e,3 +np.float32,0xbf1f7b80,0x3f094de3,3 +np.float32,0x42a678a4,0x7b87a383,3 +np.float32,0xc20f3cfd,0x25a1c304,3 +np.float32,0x423ff34c,0x6216467f,3 +np.float32,0x00000000,0x3f800000,3 +## floats that cause an overflow ## +np.float32,0x7f06d8c1,0x7f800000,3 +np.float32,0x7f451912,0x7f800000,3 +np.float32,0x7ecceac3,0x7f800000,3 +np.float32,0x7f643b45,0x7f800000,3 +np.float32,0x7e910ea0,0x7f800000,3 +np.float32,0x7eb4756b,0x7f800000,3 +np.float32,0x7f4ec708,0x7f800000,3 +np.float32,0x7f6b4551,0x7f800000,3 +np.float32,0x7d8edbda,0x7f800000,3 +np.float32,0x7f730718,0x7f800000,3 +np.float32,0x42b17217,0x7f7fff84,3 +np.float32,0x42b17218,0x7f800000,3 +np.float32,0x42b17219,0x7f800000,3 +np.float32,0xfef2b0bc,0x00000000,3 +np.float32,0xff69f83e,0x00000000,3 +np.float32,0xff4ecb12,0x00000000,3 +np.float32,0xfeac6d86,0x00000000,3 +np.float32,0xfde0cdb8,0x00000000,3 +np.float32,0xff26aef4,0x00000000,3 +np.float32,0xff6f9277,0x00000000,3 +np.float32,0xff7adfc4,0x00000000,3 +np.float32,0xff0ad40e,0x00000000,3 +np.float32,0xff6fd8f3,0x00000000,3 +np.float32,0xc2cff1b4,0x00000001,3 +np.float32,0xc2cff1b5,0x00000000,3 +np.float32,0xc2cff1b6,0x00000000,3 +np.float32,0x7f800000,0x7f800000,3 +np.float32,0xff800000,0x00000000,3 +np.float32,0x4292f27c,0x7480000a,3 +np.float32,0x42a920be,0x7c7fff94,3 +np.float32,0x41c214c9,0x50ffffd9,3 +np.float32,0x41abe686,0x4effffd9,3 +np.float32,0x4287db5a,0x707fffd3,3 +np.float32,0x41902cbb,0x4c800078,3 +np.float32,0x42609466,0x67ffffeb,3 +np.float32,0x41a65af5,0x4e7fffd1,3 +np.float32,0x417f13ff,0x4affffc9,3 +np.float32,0x426d0e6c,0x6a3504f2,3 +np.float32,0x41bc8934,0x507fff51,3 +np.float32,0x42a7bdde,0x7c0000d6,3 +np.float32,0x4120cf66,0x46b504f6,3 +np.float32,0x4244da8f,0x62ffff1a,3 +np.float32,0x41a0cf69,0x4e000034,3 +np.float32,0x41cd2bec,0x52000005,3 +np.float32,0x42893e41,0x7100009e,3 +np.float32,0x41b437e1,0x4fb50502,3 +np.float32,0x41d8430f,0x5300001d,3 +np.float32,0x4244da92,0x62ffffda,3 +np.float32,0x41a0cf63,0x4dffffa9,3 +np.float32,0x3eb17218,0x3fb504f3,3 +np.float32,0x428729e8,0x703504dc,3 +np.float32,0x41a0cf67,0x4e000014,3 +np.float32,0x4252b77d,0x65800011,3 +np.float32,0x41902cb9,0x4c800058,3 +np.float32,0x42a0cf67,0x79800052,3 +np.float32,0x4152b77b,0x48ffffe9,3 +np.float32,0x41265af3,0x46ffffc8,3 +np.float32,0x42187e0b,0x5affff9a,3 +np.float32,0xc0d2b77c,0x3ab504f6,3 +np.float32,0xc283b2ac,0x10000072,3 +np.float32,0xc1cff1b4,0x2cb504f5,3 +np.float32,0xc05dce9e,0x3d000000,3 +np.float32,0xc28ec9d2,0x0bfffea5,3 +np.float32,0xc23c893a,0x1d7fffde,3 +np.float32,0xc2a920c0,0x027fff6c,3 +np.float32,0xc1f9886f,0x2900002b,3 +np.float32,0xc2c42920,0x000000b5,3 +np.float32,0xc2893e41,0x0dfffec5,3 +np.float32,0xc2c4da93,0x00000080,3 +np.float32,0xc17f1401,0x3400000c,3 +np.float32,0xc1902cb6,0x327fffaf,3 +np.float32,0xc27c4e3b,0x11ffffc5,3 +np.float32,0xc268e5c5,0x157ffe9d,3 +np.float32,0xc2b4e953,0x0005a826,3 +np.float32,0xc287db5a,0x0e800016,3 +np.float32,0xc207db5a,0x2700000b,3 +np.float32,0xc2b2d4fe,0x000ffff1,3 +np.float32,0xc268e5c0,0x157fffdd,3 +np.float32,0xc22920bd,0x2100003b,3 +np.float32,0xc2902caf,0x0b80011e,3 +np.float32,0xc1902cba,0x327fff2f,3 +np.float32,0xc2ca6625,0x00000008,3 +np.float32,0xc280ece8,0x10fffeb5,3 +np.float32,0xc2918f94,0x0b0000ea,3 +np.float32,0xc29b43d5,0x077ffffc,3 +np.float32,0xc1e61ff7,0x2ab504f5,3 +np.float32,0xc2867878,0x0effff15,3 +np.float32,0xc2a2324a,0x04fffff4,3 diff --git a/numpy/core/tests/data/umath-validation-set-log b/numpy/core/tests/data/umath-validation-set-log new file mode 100644 index 000000000..a7bd98481 --- /dev/null +++ b/numpy/core/tests/data/umath-validation-set-log @@ -0,0 +1,118 @@ +dtype,input,output,ulperrortol +## +ve denormals ## +np.float32,0x004b4716,0xc2afbc1b,4 +np.float32,0x007b2490,0xc2aec01e,4 +np.float32,0x007c99fa,0xc2aeba17,4 +np.float32,0x00734a0c,0xc2aee1dc,4 +np.float32,0x0070de24,0xc2aeecba,4 +np.float32,0x007fffff,0xc2aeac50,4 +np.float32,0x00000001,0xc2ce8ed0,4 +## -ve denormals ## +np.float32,0x80495d65,0xffc00000,4 +np.float32,0x806894f6,0xffc00000,4 +np.float32,0x80555a76,0xffc00000,4 +np.float32,0x804e1fb8,0xffc00000,4 +np.float32,0x80687de9,0xffc00000,4 +np.float32,0x807fffff,0xffc00000,4 +np.float32,0x80000001,0xffc00000,4 +## +/-0.0f, +/-FLT_MIN +/-FLT_MAX ## +np.float32,0x00000000,0xff800000,4 +np.float32,0x80000000,0xff800000,4 +np.float32,0x7f7fffff,0x42b17218,4 +np.float32,0x80800000,0xffc00000,4 +np.float32,0xff7fffff,0xffc00000,4 +## 1.00f + 0x00000001 ## +np.float32,0x3f800000,0x00000000,4 +np.float32,0x3f800001,0x33ffffff,4 +np.float32,0x3f800002,0x347ffffe,4 +np.float32,0x3f7fffff,0xb3800000,4 +np.float32,0x3f7ffffe,0xb4000000,4 +np.float32,0x3f7ffffd,0xb4400001,4 +np.float32,0x402df853,0x3f7ffffe,4 +np.float32,0x402df854,0x3f7fffff,4 +np.float32,0x402df855,0x3f800000,4 +np.float32,0x402df856,0x3f800001,4 +np.float32,0x3ebc5ab0,0xbf800001,4 +np.float32,0x3ebc5ab1,0xbf800000,4 +np.float32,0x3ebc5ab2,0xbf800000,4 +np.float32,0x3ebc5ab3,0xbf7ffffe,4 +np.float32,0x423ef575,0x407768ab,4 +np.float32,0x427b8c61,0x408485dd,4 +np.float32,0x4211e9ee,0x406630b0,4 +np.float32,0x424d5c41,0x407c0fed,4 +np.float32,0x42be722a,0x4091cc91,4 +np.float32,0x42b73d30,0x4090908b,4 +np.float32,0x427e48e2,0x4084de7f,4 +np.float32,0x428f759b,0x4088bba3,4 +np.float32,0x41629069,0x4029a0cc,4 +np.float32,0x4272c99d,0x40836379,4 +np.float32,0x4d1b7458,0x4197463d,4 +np.float32,0x4f10c594,0x41ace2b2,4 +np.float32,0x4ea397c2,0x41a85171,4 +np.float32,0x4fefa9d1,0x41b6769c,4 +np.float32,0x4ebac6ab,0x41a960dc,4 +np.float32,0x4f6efb42,0x41b0e535,4 +np.float32,0x4e9ab8e7,0x41a7df44,4 +np.float32,0x4e81b5d1,0x41a67625,4 +np.float32,0x5014d9f2,0x41b832bd,4 +np.float32,0x4f02175c,0x41ac07b8,4 +np.float32,0x7f034f89,0x42b01c47,4 +np.float32,0x7f56d00e,0x42b11849,4 +np.float32,0x7f1cd5f6,0x42b0773a,4 +np.float32,0x7e979174,0x42af02d7,4 +np.float32,0x7f23369f,0x42b08ba2,4 +np.float32,0x7f0637ae,0x42b0277d,4 +np.float32,0x7efcb6e8,0x42b00897,4 +np.float32,0x7f7907c8,0x42b163f6,4 +np.float32,0x7e95c4c2,0x42aefcba,4 +np.float32,0x7f4577b2,0x42b0ed2d,4 +np.float32,0x3f49c92e,0xbe73ae84,4 +np.float32,0x3f4a23d1,0xbe71e2f8,4 +np.float32,0x3f4abb67,0xbe6ee430,4 +np.float32,0x3f48169a,0xbe7c5532,4 +np.float32,0x3f47f5fa,0xbe7cfc37,4 +np.float32,0x3f488309,0xbe7a2ad8,4 +np.float32,0x3f479df4,0xbe7ebf5f,4 +np.float32,0x3f47cfff,0xbe7dbec9,4 +np.float32,0x3f496704,0xbe75a125,4 +np.float32,0x3f478ee8,0xbe7f0c92,4 +np.float32,0x3f4a763b,0xbe7041ce,4 +np.float32,0x3f47a108,0xbe7eaf94,4 +np.float32,0x3f48136c,0xbe7c6578,4 +np.float32,0x3f481c17,0xbe7c391c,4 +np.float32,0x3f47cd28,0xbe7dcd56,4 +np.float32,0x3f478be8,0xbe7f1bf7,4 +np.float32,0x3f4c1f8e,0xbe67e367,4 +np.float32,0x3f489b0c,0xbe79b03f,4 +np.float32,0x3f4934cf,0xbe76a08a,4 +np.float32,0x3f4954df,0xbe75fd6a,4 +np.float32,0x3f47a3f5,0xbe7ea093,4 +np.float32,0x3f4ba4fc,0xbe6a4b02,4 +np.float32,0x3f47a0e1,0xbe7eb05c,4 +np.float32,0x3f48c30a,0xbe78e42f,4 +np.float32,0x3f48cab8,0xbe78bd05,4 +np.float32,0x3f4b0569,0xbe6d6ea4,4 +np.float32,0x3f47de32,0xbe7d7607,4 +np.float32,0x3f477328,0xbe7f9b00,4 +np.float32,0x3f496dab,0xbe757f52,4 +np.float32,0x3f47662c,0xbe7fddac,4 +np.float32,0x3f48ddd8,0xbe785b80,4 +np.float32,0x3f481866,0xbe7c4bff,4 +np.float32,0x3f48b119,0xbe793fb6,4 +np.float32,0x3f48c7e8,0xbe78cb5c,4 +np.float32,0x3f4985f6,0xbe7503da,4 +np.float32,0x3f483fdf,0xbe7b8212,4 +np.float32,0x3f4b1c76,0xbe6cfa67,4 +np.float32,0x3f480b2e,0xbe7c8fa8,4 +np.float32,0x3f48745f,0xbe7a75bf,4 +np.float32,0x3f485bda,0xbe7af308,4 +np.float32,0x3f47a660,0xbe7e942c,4 +np.float32,0x3f47d4d5,0xbe7da600,4 +np.float32,0x3f4b0a26,0xbe6d56be,4 +np.float32,0x3f4a4883,0xbe712924,4 +np.float32,0x3f4769e7,0xbe7fca84,4 +np.float32,0x3f499702,0xbe74ad3f,4 +np.float32,0x3f494ab1,0xbe763131,4 +np.float32,0x3f476b69,0xbe7fc2c6,4 +np.float32,0x3f4884e8,0xbe7a214a,4 +np.float32,0x3f486945,0xbe7aae76,4 diff --git a/numpy/core/tests/data/umath-validation-set-sin b/numpy/core/tests/data/umath-validation-set-sin new file mode 100644 index 000000000..a56273195 --- /dev/null +++ b/numpy/core/tests/data/umath-validation-set-sin @@ -0,0 +1,707 @@ +dtype,input,output,ulperrortol +## +ve denormals ## +np.float32,0x004b4716,0x004b4716,2 +np.float32,0x007b2490,0x007b2490,2 +np.float32,0x007c99fa,0x007c99fa,2 +np.float32,0x00734a0c,0x00734a0c,2 +np.float32,0x0070de24,0x0070de24,2 +np.float32,0x007fffff,0x007fffff,2 +np.float32,0x00000001,0x00000001,2 +## -ve denormals ## +np.float32,0x80495d65,0x80495d65,2 +np.float32,0x806894f6,0x806894f6,2 +np.float32,0x80555a76,0x80555a76,2 +np.float32,0x804e1fb8,0x804e1fb8,2 +np.float32,0x80687de9,0x80687de9,2 +np.float32,0x807fffff,0x807fffff,2 +np.float32,0x80000001,0x80000001,2 +## +/-0.0f, +/-FLT_MIN +/-FLT_MAX ## +np.float32,0x00000000,0x00000000,2 +np.float32,0x80000000,0x80000000,2 +np.float32,0x00800000,0x00800000,2 +np.float32,0x7f7fffff,0xbf0599b3,2 +np.float32,0x80800000,0x80800000,2 +np.float32,0xff7fffff,0x3f0599b3,2 +## 1.00f ## +np.float32,0x3f800000,0x3f576aa4,2 +np.float32,0x3f800001,0x3f576aa6,2 +np.float32,0x3f800002,0x3f576aa7,2 +np.float32,0xc090a8b0,0x3f7b4e48,2 +np.float32,0x41ce3184,0x3f192d43,2 +np.float32,0xc1d85848,0xbf7161cb,2 +np.float32,0x402b8820,0x3ee3f29f,2 +np.float32,0x42b4e454,0x3f1d0151,2 +np.float32,0x42a67a60,0x3f7ffa4c,2 +np.float32,0x41d92388,0x3f67beef,2 +np.float32,0x422dd66c,0xbeffb0c1,2 +np.float32,0xc28f5be6,0xbf0bae79,2 +np.float32,0x41ab2674,0x3f0ffe2b,2 +np.float32,0xd0102756,0x3f227e8a,2 +np.float32,0xcf99405e,0x3f73ad00,2 +np.float32,0xcfd83a12,0xbf7151a7,2 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+np.float32,0x4558c91d,0x3e7e9f31,2 +np.float32,0x43784f94,0xbdff6654,2 +np.float32,0x466e8500,0xbe7ea0a3,2 +np.float32,0x468e1c25,0x3e7e22fb,2 +np.float32,0x47d28adc,0xbe7d5e6b,2 +np.float32,0x44ea6cfc,0x3dff70c3,2 +np.float32,0x4605126c,0x3e7f89ef,2 +np.float32,0x4788b3c6,0xbb87d853,2 +np.float32,0x4531b042,0x3dffd163,2 +np.float32,0x47e46c29,0xbe7def2b,2 +np.float32,0x47c10e07,0xbdff63d4,2 +np.float32,0x43f1f71d,0x3dfff387,2 +np.float32,0x47c3e38c,0x3e7f0b2f,2 +np.float32,0x462c3fa5,0xbd7fe13d,2 +np.float32,0x441c5354,0xbdff76b4,2 +np.float32,0x44908b69,0x3e7dcf0d,2 +np.float32,0x478813ad,0xbe7e9d80,2 +np.float32,0x441c4351,0x3dff937b,2 diff --git a/numpy/core/tests/test__exceptions.py b/numpy/core/tests/test__exceptions.py new file mode 100644 index 000000000..494b51f34 --- /dev/null +++ b/numpy/core/tests/test__exceptions.py @@ -0,0 +1,42 @@ +""" +Tests of the ._exceptions module. Primarily for exercising the __str__ methods. +""" +import numpy as np + +_ArrayMemoryError = np.core._exceptions._ArrayMemoryError + +class TestArrayMemoryError: + def test_str(self): + e = _ArrayMemoryError((1023,), np.dtype(np.uint8)) + str(e) # not crashing is enough + + # testing these properties is easier than testing the full string repr + def test__size_to_string(self): + """ Test e._size_to_string """ + f = _ArrayMemoryError._size_to_string + Ki = 1024 + assert f(0) == '0 bytes' + assert f(1) == '1 bytes' + assert f(1023) == '1023 bytes' + assert f(Ki) == '1.00 KiB' + assert f(Ki+1) == '1.00 KiB' + assert f(10*Ki) == '10.0 KiB' + assert f(int(999.4*Ki)) == '999. KiB' + assert f(int(1023.4*Ki)) == '1023. KiB' + assert f(int(1023.5*Ki)) == '1.00 MiB' + assert f(Ki*Ki) == '1.00 MiB' + + # 1023.9999 Mib should round to 1 GiB + assert f(int(Ki*Ki*Ki*0.9999)) == '1.00 GiB' + assert f(Ki*Ki*Ki*Ki*Ki*Ki) == '1.00 EiB' + # larger than sys.maxsize, adding larger prefices isn't going to help + # anyway. + assert f(Ki*Ki*Ki*Ki*Ki*Ki*123456) == '123456. EiB' + + def test__total_size(self): + """ Test e._total_size """ + e = _ArrayMemoryError((1,), np.dtype(np.uint8)) + assert e._total_size == 1 + + e = _ArrayMemoryError((2, 4), np.dtype((np.uint64, 16))) + assert e._total_size == 1024 diff --git a/numpy/core/tests/test_arrayprint.py b/numpy/core/tests/test_arrayprint.py index f2b8fdca7..702e68e76 100644 --- a/numpy/core/tests/test_arrayprint.py +++ b/numpy/core/tests/test_arrayprint.py @@ -262,11 +262,6 @@ class TestArray2String(object): assert_(np.array2string(s, formatter={'numpystr':lambda s: s*2}) == '[abcabc defdef]') - # check for backcompat that using FloatFormat works and emits warning - with assert_warns(DeprecationWarning): - fmt = np.core.arrayprint.FloatFormat(x, 9, 'maxprec', False) - assert_equal(np.array2string(x, formatter={'float_kind': fmt}), - '[0. 1. 2.]') def test_structure_format(self): dt = np.dtype([('name', np.str_, 16), ('grades', np.float64, (2,))]) @@ -847,9 +842,9 @@ class TestPrintOptions(object): ) def test_bad_args(self): - assert_raises(ValueError, np.set_printoptions, threshold='nan') - assert_raises(ValueError, np.set_printoptions, threshold=u'1') - assert_raises(ValueError, np.set_printoptions, threshold=b'1') + assert_raises(ValueError, np.set_printoptions, threshold=float('nan')) + assert_raises(TypeError, np.set_printoptions, threshold='1') + assert_raises(TypeError, np.set_printoptions, threshold=b'1') def test_unicode_object_array(): import sys diff --git a/numpy/core/tests/test_deprecations.py b/numpy/core/tests/test_deprecations.py index 6d71fcbd6..b12b71940 100644 --- a/numpy/core/tests/test_deprecations.py +++ b/numpy/core/tests/test_deprecations.py @@ -10,12 +10,16 @@ import sys import operator import warnings import pytest +import shutil +import tempfile import numpy as np from numpy.testing import ( - assert_raises, assert_warns, assert_ + assert_raises, assert_warns, assert_, assert_array_equal ) +from numpy.core._multiarray_tests import fromstring_null_term_c_api + try: import pytz _has_pytz = True @@ -101,7 +105,7 @@ class _DeprecationTestCase(object): (self.warning_cls.__name__, warning.category)) if num is not None and num_found != num: msg = "%i warnings found but %i expected." % (len(self.log), num) - lst = [str(w.category) for w in self.log] + lst = [str(w) for w in self.log] raise AssertionError("\n".join([msg] + lst)) with warnings.catch_warnings(): @@ -149,16 +153,6 @@ class TestNonTupleNDIndexDeprecation(object): a[[0, 1]] -class TestRankDeprecation(_DeprecationTestCase): - """Test that np.rank is deprecated. The function should simply be - removed. The VisibleDeprecationWarning may become unnecessary. - """ - - def test(self): - a = np.arange(10) - assert_warns(np.VisibleDeprecationWarning, np.rank, a) - - class TestComparisonDeprecations(_DeprecationTestCase): """This tests the deprecation, for non-element-wise comparison logic. This used to mean that when an error occurred during element-wise comparison @@ -452,6 +446,18 @@ class TestNPY_CHAR(_DeprecationTestCase): assert_(npy_char_deprecation() == 'S1') +class TestPyArray_AS1D(_DeprecationTestCase): + def test_npy_pyarrayas1d_deprecation(self): + from numpy.core._multiarray_tests import npy_pyarrayas1d_deprecation + assert_raises(NotImplementedError, npy_pyarrayas1d_deprecation) + + +class TestPyArray_AS2D(_DeprecationTestCase): + def test_npy_pyarrayas2d_deprecation(self): + from numpy.core._multiarray_tests import npy_pyarrayas2d_deprecation + assert_raises(NotImplementedError, npy_pyarrayas2d_deprecation) + + class Test_UPDATEIFCOPY(_DeprecationTestCase): """ v1.14 deprecates creating an array with the UPDATEIFCOPY flag, use @@ -499,6 +505,12 @@ class TestBincount(_DeprecationTestCase): self.assert_deprecated(lambda: np.bincount([1, 2, 3], minlength=None)) +class TestAlen(_DeprecationTestCase): + # 2019-08-02, 1.18.0 + def test_alen(self): + self.assert_deprecated(lambda: np.alen(np.array([1, 2, 3]))) + + class TestGeneratorSum(_DeprecationTestCase): # 2018-02-25, 1.15.0 def test_generator_sum(self): @@ -518,11 +530,65 @@ class TestPositiveOnNonNumerical(_DeprecationTestCase): def test_positive_on_non_number(self): self.assert_deprecated(operator.pos, args=(np.array('foo'),)) + class TestFromstring(_DeprecationTestCase): # 2017-10-19, 1.14 def test_fromstring(self): self.assert_deprecated(np.fromstring, args=('\x00'*80,)) + +class TestFromStringAndFileInvalidData(_DeprecationTestCase): + # 2019-06-08, 1.17.0 + # Tests should be moved to real tests when deprecation is done. + message = "string or file could not be read to its end" + + @pytest.mark.parametrize("invalid_str", [",invalid_data", "invalid_sep"]) + def test_deprecate_unparsable_data_file(self, invalid_str): + x = np.array([1.51, 2, 3.51, 4], dtype=float) + + with tempfile.TemporaryFile(mode="w") as f: + x.tofile(f, sep=',', format='%.2f') + f.write(invalid_str) + + f.seek(0) + self.assert_deprecated(lambda: np.fromfile(f, sep=",")) + f.seek(0) + self.assert_deprecated(lambda: np.fromfile(f, sep=",", count=5)) + # Should not raise: + with warnings.catch_warnings(): + warnings.simplefilter("error", DeprecationWarning) + f.seek(0) + res = np.fromfile(f, sep=",", count=4) + assert_array_equal(res, x) + + @pytest.mark.parametrize("invalid_str", [",invalid_data", "invalid_sep"]) + def test_deprecate_unparsable_string(self, invalid_str): + x = np.array([1.51, 2, 3.51, 4], dtype=float) + x_str = "1.51,2,3.51,4{}".format(invalid_str) + + self.assert_deprecated(lambda: np.fromstring(x_str, sep=",")) + self.assert_deprecated(lambda: np.fromstring(x_str, sep=",", count=5)) + + # The C-level API can use not fixed size, but 0 terminated strings, + # so test that as well: + bytestr = x_str.encode("ascii") + self.assert_deprecated(lambda: fromstring_null_term_c_api(bytestr)) + + with assert_warns(DeprecationWarning): + # this is slightly strange, in that fromstring leaves data + # potentially uninitialized (would be good to error when all is + # read, but count is larger then actual data maybe). + res = np.fromstring(x_str, sep=",", count=5) + assert_array_equal(res[:-1], x) + + with warnings.catch_warnings(): + warnings.simplefilter("error", DeprecationWarning) + + # Should not raise: + res = np.fromstring(x_str, sep=",", count=4) + assert_array_equal(res, x) + + class Test_GetSet_NumericOps(_DeprecationTestCase): # 2018-09-20, 1.16.0 def test_get_numeric_ops(self): diff --git a/numpy/core/tests/test_dtype.py b/numpy/core/tests/test_dtype.py index f60eab696..d2fbbae5b 100644 --- a/numpy/core/tests/test_dtype.py +++ b/numpy/core/tests/test_dtype.py @@ -419,6 +419,31 @@ class TestRecord(object): assert_raises(ValueError, np.dtype, {'formats': ['i4', 'i4'], 'f0': ('i4', 0), 'f1':('i4', 4)}) + def test_fieldless_views(self): + a = np.zeros(2, dtype={'names':[], 'formats':[], 'offsets':[], + 'itemsize':8}) + assert_raises(ValueError, a.view, np.dtype([])) + + d = np.dtype((np.dtype([]), 10)) + assert_equal(d.shape, (10,)) + assert_equal(d.itemsize, 0) + assert_equal(d.base, np.dtype([])) + + arr = np.fromiter((() for i in range(10)), []) + assert_equal(arr.dtype, np.dtype([])) + assert_raises(ValueError, np.frombuffer, b'', dtype=[]) + assert_equal(np.frombuffer(b'', dtype=[], count=2), + np.empty(2, dtype=[])) + + assert_raises(ValueError, np.dtype, ([], 'f8')) + assert_raises(ValueError, np.zeros(1, dtype='i4').view, []) + + assert_equal(np.zeros(2, dtype=[]) == np.zeros(2, dtype=[]), + np.ones(2, dtype=bool)) + + assert_equal(np.zeros((1, 2), dtype=[]) == a, + np.ones((1, 2), dtype=bool)) + class TestSubarray(object): def test_single_subarray(self): @@ -938,13 +963,6 @@ class TestDtypeAttributes(object): new_dtype = np.dtype(dtype.descr) assert_equal(new_dtype.itemsize, 16) - @pytest.mark.parametrize('t', np.typeDict.values()) - def test_name_builtin(self, t): - name = t.__name__ - if name.endswith('_'): - name = name[:-1] - assert_equal(np.dtype(t).name, name) - def test_name_dtype_subclass(self): # Ticket #4357 class user_def_subcls(np.void): diff --git a/numpy/core/tests/test_indexing.py b/numpy/core/tests/test_indexing.py index f7485c3f7..70a5a246f 100644 --- a/numpy/core/tests/test_indexing.py +++ b/numpy/core/tests/test_indexing.py @@ -617,6 +617,19 @@ class TestSubclasses(object): assert_array_equal(s_bool, a[a > 0]) assert_array_equal(s_bool.base, a[a > 0]) + def test_fancy_on_read_only(self): + # Test that fancy indexing on read-only SubClass does not make a + # read-only copy (gh-14132) + class SubClass(np.ndarray): + pass + + a = np.arange(5) + s = a.view(SubClass) + s.flags.writeable = False + s_fancy = s[[0, 1, 2]] + assert_(s_fancy.flags.writeable) + + def test_finalize_gets_full_info(self): # Array finalize should be called on the filled array. class SubClass(np.ndarray): diff --git a/numpy/core/tests/test_longdouble.py b/numpy/core/tests/test_longdouble.py index 7fb542ee1..8e1c9d153 100644 --- a/numpy/core/tests/test_longdouble.py +++ b/numpy/core/tests/test_longdouble.py @@ -5,7 +5,8 @@ import pytest import numpy as np from numpy.testing import ( - assert_, assert_equal, assert_raises, assert_array_equal, temppath, + assert_, assert_equal, assert_raises, assert_warns, assert_array_equal, + temppath, ) from numpy.core.tests._locales import CommaDecimalPointLocale @@ -84,18 +85,21 @@ def test_fromstring_complex(): def test_fromstring_bogus(): - assert_equal(np.fromstring("1. 2. 3. flop 4.", dtype=float, sep=" "), - np.array([1., 2., 3.])) + with assert_warns(DeprecationWarning): + assert_equal(np.fromstring("1. 2. 3. flop 4.", dtype=float, sep=" "), + np.array([1., 2., 3.])) def test_fromstring_empty(): - assert_equal(np.fromstring("xxxxx", sep="x"), - np.array([])) + with assert_warns(DeprecationWarning): + assert_equal(np.fromstring("xxxxx", sep="x"), + np.array([])) def test_fromstring_missing(): - assert_equal(np.fromstring("1xx3x4x5x6", sep="x"), - np.array([1])) + with assert_warns(DeprecationWarning): + assert_equal(np.fromstring("1xx3x4x5x6", sep="x"), + np.array([1])) class TestFileBased(object): @@ -108,7 +112,9 @@ class TestFileBased(object): with temppath() as path: with open(path, 'wt') as f: f.write("1. 2. 3. flop 4.\n") - res = np.fromfile(path, dtype=float, sep=" ") + + with assert_warns(DeprecationWarning): + res = np.fromfile(path, dtype=float, sep=" ") assert_equal(res, np.array([1., 2., 3.])) @pytest.mark.skipif(string_to_longdouble_inaccurate, @@ -199,12 +205,14 @@ class TestCommaDecimalPointLocale(CommaDecimalPointLocale): assert_equal(a[0], f) def test_fromstring_best_effort_float(self): - assert_equal(np.fromstring("1,234", dtype=float, sep=" "), - np.array([1.])) + with assert_warns(DeprecationWarning): + assert_equal(np.fromstring("1,234", dtype=float, sep=" "), + np.array([1.])) def test_fromstring_best_effort(self): - assert_equal(np.fromstring("1,234", dtype=np.longdouble, sep=" "), - np.array([1.])) + with assert_warns(DeprecationWarning): + assert_equal(np.fromstring("1,234", dtype=np.longdouble, sep=" "), + np.array([1.])) def test_fromstring_foreign(self): s = "1.234" @@ -217,8 +225,10 @@ class TestCommaDecimalPointLocale(CommaDecimalPointLocale): assert_array_equal(a, b) def test_fromstring_foreign_value(self): - b = np.fromstring("1,234", dtype=np.longdouble, sep=" ") - assert_array_equal(b[0], 1) + with assert_warns(DeprecationWarning): + b = np.fromstring("1,234", dtype=np.longdouble, sep=" ") + assert_array_equal(b[0], 1) + @pytest.mark.parametrize("int_val", [ # cases discussed in gh-10723 diff --git a/numpy/core/tests/test_multiarray.py b/numpy/core/tests/test_multiarray.py index 53e538f7d..58572f268 100644 --- a/numpy/core/tests/test_multiarray.py +++ b/numpy/core/tests/test_multiarray.py @@ -44,7 +44,7 @@ from numpy.testing import ( assert_, assert_raises, assert_warns, assert_equal, assert_almost_equal, assert_array_equal, assert_raises_regex, assert_array_almost_equal, assert_allclose, IS_PYPY, HAS_REFCOUNT, assert_array_less, runstring, - temppath, suppress_warnings, break_cycles, assert_raises_regex, + temppath, suppress_warnings, break_cycles, ) from numpy.core.tests._locales import CommaDecimalPointLocale @@ -497,9 +497,6 @@ class TestArrayConstruction(object): assert_(np.ascontiguousarray(d).flags.c_contiguous) assert_(np.asfortranarray(d).flags.f_contiguous) - def test_ragged(self): - assert_raises_regex(ValueError, 'ragged', - np.array, [[1], [2, 3]], dtype=int) class TestAssignment(object): def test_assignment_broadcasting(self): @@ -4590,18 +4587,26 @@ class TestTake(object): assert_equal(y, np.array([1, 2, 3])) class TestLexsort(object): - def test_basic(self): - a = [1, 2, 1, 3, 1, 5] - b = [0, 4, 5, 6, 2, 3] + @pytest.mark.parametrize('dtype',[ + np.uint8, np.uint16, np.uint32, np.uint64, + np.int8, np.int16, np.int32, np.int64, + np.float16, np.float32, np.float64 + ]) + def test_basic(self, dtype): + a = np.array([1, 2, 1, 3, 1, 5], dtype=dtype) + b = np.array([0, 4, 5, 6, 2, 3], dtype=dtype) idx = np.lexsort((b, a)) expected_idx = np.array([0, 4, 2, 1, 3, 5]) assert_array_equal(idx, expected_idx) + assert_array_equal(a[idx], np.sort(a)) - x = np.vstack((b, a)) - idx = np.lexsort(x) - assert_array_equal(idx, expected_idx) + def test_mixed(self): + a = np.array([1, 2, 1, 3, 1, 5]) + b = np.array([0, 4, 5, 6, 2, 3], dtype='datetime64[D]') - assert_array_equal(x[1][idx], np.sort(x[1])) + idx = np.lexsort((b, a)) + expected_idx = np.array([0, 4, 2, 1, 3, 5]) + assert_array_equal(idx, expected_idx) def test_datetime(self): a = np.array([0,0,0], dtype='datetime64[D]') @@ -4958,7 +4963,8 @@ class TestIO(object): self._check_from(b'1,2,3,4', [1., 2., 3., 4.], dtype=float, sep=',') def test_malformed(self): - self._check_from(b'1.234 1,234', [1.234, 1.], sep=' ') + with assert_warns(DeprecationWarning): + self._check_from(b'1.234 1,234', [1.234, 1.], sep=' ') def test_long_sep(self): self._check_from(b'1_x_3_x_4_x_5', [1, 3, 4, 5], sep='_x_') @@ -6271,6 +6277,23 @@ class TestMatmul(MatmulCommon): with assert_raises(TypeError): b = np.matmul(a, a) + def test_matmul_bool(self): + # gh-14439 + a = np.array([[1, 0],[1, 1]], dtype=bool) + assert np.max(a.view(np.uint8)) == 1 + b = np.matmul(a, a) + # matmul with boolean output should always be 0, 1 + assert np.max(b.view(np.uint8)) == 1 + + rg = np.random.default_rng(np.random.PCG64(43)) + d = rg.integers(2, size=4*5, dtype=np.int8) + d = d.reshape(4, 5) > 0 + out1 = np.matmul(d, d.reshape(5, 4)) + out2 = np.dot(d, d.reshape(5, 4)) + assert_equal(out1, out2) + + c = np.matmul(np.zeros((2, 0), dtype=bool), np.zeros(0, dtype=bool)) + assert not np.any(c) if sys.version_info[:2] >= (3, 5): @@ -6405,20 +6428,22 @@ class TestInner(object): class TestAlen(object): def test_basic(self): - m = np.array([1, 2, 3]) - assert_equal(np.alen(m), 3) + with pytest.warns(DeprecationWarning): + m = np.array([1, 2, 3]) + assert_equal(np.alen(m), 3) - m = np.array([[1, 2, 3], [4, 5, 7]]) - assert_equal(np.alen(m), 2) + m = np.array([[1, 2, 3], [4, 5, 7]]) + assert_equal(np.alen(m), 2) - m = [1, 2, 3] - assert_equal(np.alen(m), 3) + m = [1, 2, 3] + assert_equal(np.alen(m), 3) - m = [[1, 2, 3], [4, 5, 7]] - assert_equal(np.alen(m), 2) + m = [[1, 2, 3], [4, 5, 7]] + assert_equal(np.alen(m), 2) def test_singleton(self): - assert_equal(np.alen(5), 1) + with pytest.warns(DeprecationWarning): + assert_equal(np.alen(5), 1) class TestChoose(object): @@ -8080,6 +8105,8 @@ class TestWritebackIfCopy(object): arr_wb[...] = 100 assert_equal(arr, -100) + @pytest.mark.leaks_references( + reason="increments self in dealloc; ignore since deprecated path.") def test_dealloc_warning(self): with suppress_warnings() as sup: sup.record(RuntimeWarning) diff --git a/numpy/core/tests/test_numeric.py b/numpy/core/tests/test_numeric.py index 3e85054b7..1358b45e9 100644 --- a/numpy/core/tests/test_numeric.py +++ b/numpy/core/tests/test_numeric.py @@ -1341,6 +1341,11 @@ class TestBinaryRepr(object): exp = '1' + (width - 1) * '0' assert_equal(np.binary_repr(num, width=width), exp) + def test_large_neg_int64(self): + # See gh-14289. + assert_equal(np.binary_repr(np.int64(-2**62), width=64), + '11' + '0'*62) + class TestBaseRepr(object): def test_base3(self): @@ -2578,6 +2583,30 @@ class TestConvolve(object): class TestArgwhere(object): + + @pytest.mark.parametrize('nd', [0, 1, 2]) + def test_nd(self, nd): + # get an nd array with multiple elements in every dimension + x = np.empty((2,)*nd, bool) + + # none + x[...] = False + assert_equal(np.argwhere(x).shape, (0, nd)) + + # only one + x[...] = False + x.flat[0] = True + assert_equal(np.argwhere(x).shape, (1, nd)) + + # all but one + x[...] = True + x.flat[0] = False + assert_equal(np.argwhere(x).shape, (x.size - 1, nd)) + + # all + x[...] = True + assert_equal(np.argwhere(x).shape, (x.size, nd)) + def test_2D(self): x = np.arange(6).reshape((2, 3)) assert_array_equal(np.argwhere(x > 1), diff --git a/numpy/core/tests/test_numerictypes.py b/numpy/core/tests/test_numerictypes.py index d0ff5578a..387740e35 100644 --- a/numpy/core/tests/test_numerictypes.py +++ b/numpy/core/tests/test_numerictypes.py @@ -498,3 +498,32 @@ class TestDocStrings(object): assert_('int64' in np.int_.__doc__) elif np.int64 is np.longlong: assert_('int64' in np.longlong.__doc__) + + +class TestScalarTypeNames: + # gh-9799 + + numeric_types = [ + np.byte, np.short, np.intc, np.int_, np.longlong, + np.ubyte, np.ushort, np.uintc, np.uint, np.ulonglong, + np.half, np.single, np.double, np.longdouble, + np.csingle, np.cdouble, np.clongdouble, + ] + + def test_names_are_unique(self): + # none of the above may be aliases for each other + assert len(set(self.numeric_types)) == len(self.numeric_types) + + # names must be unique + names = [t.__name__ for t in self.numeric_types] + assert len(set(names)) == len(names) + + @pytest.mark.parametrize('t', numeric_types) + def test_names_reflect_attributes(self, t): + """ Test that names correspond to where the type is under ``np.`` """ + assert getattr(np, t.__name__) is t + + @pytest.mark.parametrize('t', numeric_types) + def test_names_are_undersood_by_dtype(self, t): + """ Test the dtype constructor maps names back to the type """ + assert np.dtype(t.__name__).type is t diff --git a/numpy/core/tests/test_records.py b/numpy/core/tests/test_records.py index 14413224e..c1b794145 100644 --- a/numpy/core/tests/test_records.py +++ b/numpy/core/tests/test_records.py @@ -444,6 +444,48 @@ class TestRecord(object): ] arr = np.rec.fromarrays(arrays) # ValueError? + @pytest.mark.parametrize('nfields', [0, 1, 2]) + def test_assign_dtype_attribute(self, nfields): + dt = np.dtype([('a', np.uint8), ('b', np.uint8), ('c', np.uint8)][:nfields]) + data = np.zeros(3, dt).view(np.recarray) + + # the original and resulting dtypes differ on whether they are records + assert data.dtype.type == np.record + assert dt.type != np.record + + # ensure that the dtype remains a record even when assigned + data.dtype = dt + assert data.dtype.type == np.record + + @pytest.mark.parametrize('nfields', [0, 1, 2]) + def test_nested_fields_are_records(self, nfields): + """ Test that nested structured types are treated as records too """ + dt = np.dtype([('a', np.uint8), ('b', np.uint8), ('c', np.uint8)][:nfields]) + dt_outer = np.dtype([('inner', dt)]) + + data = np.zeros(3, dt_outer).view(np.recarray) + assert isinstance(data, np.recarray) + assert isinstance(data['inner'], np.recarray) + + data0 = data[0] + assert isinstance(data0, np.record) + assert isinstance(data0['inner'], np.record) + + def test_nested_dtype_padding(self): + """ test that trailing padding is preserved """ + # construct a dtype with padding at the end + dt = np.dtype([('a', np.uint8), ('b', np.uint8), ('c', np.uint8)]) + dt_padded_end = dt[['a', 'b']] + assert dt_padded_end.itemsize == dt.itemsize + + dt_outer = np.dtype([('inner', dt_padded_end)]) + + data = np.zeros(3, dt_outer).view(np.recarray) + assert_equal(data['inner'].dtype, dt_padded_end) + + data0 = data[0] + assert_equal(data0['inner'].dtype, dt_padded_end) + def test_find_duplicate(): l1 = [1, 2, 3, 4, 5, 6] diff --git a/numpy/core/tests/test_regression.py b/numpy/core/tests/test_regression.py index e564ae300..9dc231deb 100644 --- a/numpy/core/tests/test_regression.py +++ b/numpy/core/tests/test_regression.py @@ -436,6 +436,32 @@ class TestRegression(object): assert_raises(KeyError, np.lexsort, BuggySequence()) + def test_lexsort_zerolen_custom_strides(self): + # Ticket #14228 + xs = np.array([], dtype='i8') + assert xs.strides == (8,) + assert np.lexsort((xs,)).shape[0] == 0 # Works + + xs.strides = (16,) + assert np.lexsort((xs,)).shape[0] == 0 # Was: MemoryError + + def test_lexsort_zerolen_custom_strides_2d(self): + xs = np.array([], dtype='i8') + + xs.shape = (0, 2) + xs.strides = (16, 16) + assert np.lexsort((xs,), axis=0).shape[0] == 0 + + xs.shape = (2, 0) + xs.strides = (16, 16) + assert np.lexsort((xs,), axis=0).shape[0] == 2 + + def test_lexsort_zerolen_element(self): + dt = np.dtype([]) # a void dtype with no fields + xs = np.empty(4, dt) + + assert np.lexsort((xs,)).shape[0] == xs.shape[0] + def test_pickle_py2_bytes_encoding(self): # Check that arrays and scalars pickled on Py2 are # unpickleable on Py3 using encoding='bytes' @@ -468,7 +494,7 @@ class TestRegression(object): result = pickle.loads(data, encoding='bytes') assert_equal(result, original) - if isinstance(result, np.ndarray) and result.dtype.names: + if isinstance(result, np.ndarray) and result.dtype.names is not None: for name in result.dtype.names: assert_(isinstance(name, str)) @@ -1513,7 +1539,8 @@ class TestRegression(object): def test_fromstring_crash(self): # Ticket #1345: the following should not cause a crash - np.fromstring(b'aa, aa, 1.0', sep=',') + with assert_warns(DeprecationWarning): + np.fromstring(b'aa, aa, 1.0', sep=',') def test_ticket_1539(self): dtypes = [x for x in np.typeDict.values() @@ -2474,3 +2501,13 @@ class TestRegression(object): t = T() #gh-13659, would raise in broadcasting [x=t for x in result] np.array([t]) + + @pytest.mark.skipif(sys.maxsize < 2 ** 31 + 1, reason='overflows 32-bit python') + @pytest.mark.skipif(sys.platform == 'win32' and sys.version_info[:2] < (3, 8), + reason='overflows on windows, fixed in bpo-16865') + def test_to_ctypes(self): + #gh-14214 + arr = np.zeros((2 ** 31 + 1,), 'b') + assert arr.size * arr.itemsize > 2 ** 31 + c_arr = np.ctypeslib.as_ctypes(arr) + assert_equal(c_arr._length_, arr.size) diff --git a/numpy/core/tests/test_scalarmath.py b/numpy/core/tests/test_scalarmath.py index ebba457e3..854df5590 100644 --- a/numpy/core/tests/test_scalarmath.py +++ b/numpy/core/tests/test_scalarmath.py @@ -664,3 +664,31 @@ class TestAbs(object): def test_numpy_abs(self): self._test_abs_func(np.abs) + + +class TestBitShifts(object): + + @pytest.mark.parametrize('type_code', np.typecodes['AllInteger']) + @pytest.mark.parametrize('op', + [operator.rshift, operator.lshift], ids=['>>', '<<']) + def test_shift_all_bits(self, type_code, op): + """ Shifts where the shift amount is the width of the type or wider """ + # gh-2449 + dt = np.dtype(type_code) + nbits = dt.itemsize * 8 + for val in [5, -5]: + for shift in [nbits, nbits + 4]: + val_scl = dt.type(val) + shift_scl = dt.type(shift) + res_scl = op(val_scl, shift_scl) + if val_scl < 0 and op is operator.rshift: + # sign bit is preserved + assert_equal(res_scl, -1) + else: + assert_equal(res_scl, 0) + + # Result on scalars should be the same as on arrays + val_arr = np.array([val]*32, dtype=dt) + shift_arr = np.array([shift]*32, dtype=dt) + res_arr = op(val_arr, shift_arr) + assert_equal(res_arr, res_scl) diff --git a/numpy/core/tests/test_ufunc.py b/numpy/core/tests/test_ufunc.py index 69fbc35e3..707c690dd 100644 --- a/numpy/core/tests/test_ufunc.py +++ b/numpy/core/tests/test_ufunc.py @@ -1933,4 +1933,17 @@ def test_ufunc_noncontiguous(ufunc): warnings.filterwarnings("always") res_c = ufunc(*args_c) res_n = ufunc(*args_n) - assert_equal(res_c, res_n) + if len(out) == 1: + res_c = (res_c,) + res_n = (res_n,) + for c_ar, n_ar in zip(res_c, res_n): + dt = c_ar.dtype + if np.issubdtype(dt, np.floating): + # for floating point results allow a small fuss in comparisons + # since different algorithms (libm vs. intrinsics) can be used + # for different input strides + res_eps = np.finfo(dt).eps + tol = 2*res_eps + assert_allclose(res_c, res_n, atol=tol, rtol=tol) + else: + assert_equal(c_ar, n_ar) diff --git a/numpy/core/tests/test_umath.py b/numpy/core/tests/test_umath.py index d2ce74282..ef48fed05 100644 --- a/numpy/core/tests/test_umath.py +++ b/numpy/core/tests/test_umath.py @@ -14,7 +14,7 @@ from numpy.testing import ( assert_, assert_equal, assert_raises, assert_raises_regex, assert_array_equal, assert_almost_equal, assert_array_almost_equal, assert_array_max_ulp, assert_allclose, assert_no_warnings, suppress_warnings, - _gen_alignment_data + _gen_alignment_data, assert_array_almost_equal_nulp ) def on_powerpc(): @@ -678,20 +678,49 @@ class TestSpecialFloats(object): assert_raises(FloatingPointError, np.log, np.float32(-np.inf)) assert_raises(FloatingPointError, np.log, np.float32(-1.0)) -class TestExpLogFloat32(object): + def test_sincos_values(self): + with np.errstate(all='ignore'): + x = [np.nan, np.nan, np.nan, np.nan] + y = [np.nan, -np.nan, np.inf, -np.inf] + for dt in ['f', 'd', 'g']: + xf = np.array(x, dtype=dt) + yf = np.array(y, dtype=dt) + assert_equal(np.sin(yf), xf) + assert_equal(np.cos(yf), xf) + + with np.errstate(invalid='raise'): + assert_raises(FloatingPointError, np.sin, np.float32(-np.inf)) + assert_raises(FloatingPointError, np.sin, np.float32(np.inf)) + assert_raises(FloatingPointError, np.cos, np.float32(-np.inf)) + assert_raises(FloatingPointError, np.cos, np.float32(np.inf)) + + +class TestSIMDFloat32(object): def test_exp_float32(self): np.random.seed(42) x_f32 = np.float32(np.random.uniform(low=0.0,high=88.1,size=1000000)) x_f64 = np.float64(x_f32) - assert_array_max_ulp(np.exp(x_f32), np.float32(np.exp(x_f64)), maxulp=2.6) + assert_array_max_ulp(np.exp(x_f32), np.float32(np.exp(x_f64)), maxulp=3) def test_log_float32(self): np.random.seed(42) x_f32 = np.float32(np.random.uniform(low=0.0,high=1000,size=1000000)) x_f64 = np.float64(x_f32) - assert_array_max_ulp(np.log(x_f32), np.float32(np.log(x_f64)), maxulp=3.9) + assert_array_max_ulp(np.log(x_f32), np.float32(np.log(x_f64)), maxulp=4) + + def test_sincos_float32(self): + np.random.seed(42) + N = 1000000 + M = np.int(N/20) + index = np.random.randint(low=0, high=N, size=M) + x_f32 = np.float32(np.random.uniform(low=-100.,high=100.,size=N)) + # test coverage for elements > 117435.992f for which glibc is used + x_f32[index] = np.float32(10E+10*np.random.rand(M)) + x_f64 = np.float64(x_f32) + assert_array_max_ulp(np.sin(x_f32), np.float32(np.sin(x_f64)), maxulp=2) + assert_array_max_ulp(np.cos(x_f32), np.float32(np.cos(x_f64)), maxulp=2) - def test_strided_exp_log_float32(self): + def test_strided_float32(self): np.random.seed(42) strides = np.random.randint(low=-100, high=100, size=100) sizes = np.random.randint(low=1, high=2000, size=100) @@ -699,9 +728,13 @@ class TestExpLogFloat32(object): x_f32 = np.float32(np.random.uniform(low=0.01,high=88.1,size=ii)) exp_true = np.exp(x_f32) log_true = np.log(x_f32) + sin_true = np.sin(x_f32) + cos_true = np.cos(x_f32) for jj in strides: - assert_equal(np.exp(x_f32[::jj]), exp_true[::jj]) - assert_equal(np.log(x_f32[::jj]), log_true[::jj]) + assert_array_almost_equal_nulp(np.exp(x_f32[::jj]), exp_true[::jj], nulp=2) + assert_array_almost_equal_nulp(np.log(x_f32[::jj]), log_true[::jj], nulp=2) + assert_array_almost_equal_nulp(np.sin(x_f32[::jj]), sin_true[::jj], nulp=2) + assert_array_almost_equal_nulp(np.cos(x_f32[::jj]), cos_true[::jj], nulp=2) class TestLogAddExp(_FilterInvalids): def test_logaddexp_values(self): diff --git a/numpy/core/tests/test_umath_accuracy.py b/numpy/core/tests/test_umath_accuracy.py new file mode 100644 index 000000000..0bab04df2 --- /dev/null +++ b/numpy/core/tests/test_umath_accuracy.py @@ -0,0 +1,54 @@ +import numpy as np +import platform +from os import path +import sys +import pytest +from ctypes import * +from numpy.testing import assert_array_max_ulp + +runtest = sys.platform.startswith('linux') and (platform.machine() == 'x86_64') +platform_skip = pytest.mark.skipif(not runtest, + reason=""" + stick to x86_64 and linux platforms. + test seems to fail on some of ARM and power + architectures. + """) + +# convert string to hex function taken from: +# https://stackoverflow.com/questions/1592158/convert-hex-to-float # +def convert(s): + i = int(s, 16) # convert from hex to a Python int + cp = pointer(c_int(i)) # make this into a c integer + fp = cast(cp, POINTER(c_float)) # cast the int pointer to a float pointer + return fp.contents.value # dereference the pointer, get the float + +str_to_float = np.vectorize(convert) +files = ['umath-validation-set-exp', + 'umath-validation-set-log', + 'umath-validation-set-sin', + 'umath-validation-set-cos'] + +class TestAccuracy(object): + @pytest.mark.xfail(reason="Fails for MacPython/numpy-wheels builds") + def test_validate_transcendentals(self): + with np.errstate(all='ignore'): + for filename in files: + data_dir = path.join(path.dirname(__file__), 'data') + filepath = path.join(data_dir, filename) + with open(filepath) as fid: + file_without_comments = (r for r in fid if not r[0] in ('$', '#')) + data = np.genfromtxt(file_without_comments, + dtype=('|S39','|S39','|S39',np.int), + names=('type','input','output','ulperr'), + delimiter=',', + skip_header=1) + npfunc = getattr(np, filename.split('-')[3]) + for datatype in np.unique(data['type']): + data_subset = data[data['type'] == datatype] + inval = np.array(str_to_float(data_subset['input'].astype(str)), dtype=eval(datatype)) + outval = np.array(str_to_float(data_subset['output'].astype(str)), dtype=eval(datatype)) + perm = np.random.permutation(len(inval)) + inval = inval[perm] + outval = outval[perm] + maxulperr = data_subset['ulperr'].max() + assert_array_max_ulp(npfunc(inval), outval, maxulperr) |