diff options
Diffstat (limited to 'Lib/test/test_math.py')
| -rw-r--r-- | Lib/test/test_math.py | 148 |
1 files changed, 74 insertions, 74 deletions
diff --git a/Lib/test/test_math.py b/Lib/test/test_math.py index d74f01f..2321a09 100644 --- a/Lib/test/test_math.py +++ b/Lib/test/test_math.py @@ -72,7 +72,7 @@ class MathTests(unittest.TestCase): self.ftest('acos(1)', math.acos(1), 0) self.assertRaises(ValueError, math.acos, INF) self.assertRaises(ValueError, math.acos, NINF) - self.assert_(math.isnan(math.acos(NAN))) + self.assertTrue(math.isnan(math.acos(NAN))) def testAcosh(self): self.assertRaises(TypeError, math.acosh) @@ -82,7 +82,7 @@ class MathTests(unittest.TestCase): self.assertRaises(ValueError, math.acosh, -1) self.assertEquals(math.acosh(INF), INF) self.assertRaises(ValueError, math.acosh, NINF) - self.assert_(math.isnan(math.acosh(NAN))) + self.assertTrue(math.isnan(math.acosh(NAN))) def testAsin(self): self.assertRaises(TypeError, math.asin) @@ -91,7 +91,7 @@ class MathTests(unittest.TestCase): self.ftest('asin(1)', math.asin(1), math.pi/2) self.assertRaises(ValueError, math.asin, INF) self.assertRaises(ValueError, math.asin, NINF) - self.assert_(math.isnan(math.asin(NAN))) + self.assertTrue(math.isnan(math.asin(NAN))) def testAsinh(self): self.assertRaises(TypeError, math.asinh) @@ -100,7 +100,7 @@ class MathTests(unittest.TestCase): self.ftest('asinh(-1)', math.asinh(-1), -0.88137358701954305) self.assertEquals(math.asinh(INF), INF) self.assertEquals(math.asinh(NINF), NINF) - self.assert_(math.isnan(math.asinh(NAN))) + self.assertTrue(math.isnan(math.asinh(NAN))) def testAtan(self): self.assertRaises(TypeError, math.atan) @@ -109,7 +109,7 @@ class MathTests(unittest.TestCase): self.ftest('atan(1)', math.atan(1), math.pi/4) self.ftest('atan(inf)', math.atan(INF), math.pi/2) self.ftest('atan(-inf)', math.atan(NINF), -math.pi/2) - self.assert_(math.isnan(math.atan(NAN))) + self.assertTrue(math.isnan(math.atan(NAN))) def testAtanh(self): self.assertRaises(TypeError, math.atan) @@ -120,7 +120,7 @@ class MathTests(unittest.TestCase): self.assertRaises(ValueError, math.atanh, -1) self.assertRaises(ValueError, math.atanh, INF) self.assertRaises(ValueError, math.atanh, NINF) - self.assert_(math.isnan(math.atanh(NAN))) + self.assertTrue(math.isnan(math.atanh(NAN))) def testAtan2(self): self.assertRaises(TypeError, math.atan2) @@ -137,7 +137,7 @@ class MathTests(unittest.TestCase): self.assertEqual(math.atan2(0., 0.), 0.) self.assertEqual(math.atan2(0., 2.3), 0.) self.assertEqual(math.atan2(0., INF), 0.) - self.assert_(math.isnan(math.atan2(0., NAN))) + self.assertTrue(math.isnan(math.atan2(0., NAN))) # math.atan2(-0, x) self.ftest('atan2(-0., -inf)', math.atan2(-0., NINF), -math.pi) self.ftest('atan2(-0., -2.3)', math.atan2(-0., -2.3), -math.pi) @@ -145,7 +145,7 @@ class MathTests(unittest.TestCase): self.assertEqual(math.atan2(-0., 0.), -0.) self.assertEqual(math.atan2(-0., 2.3), -0.) self.assertEqual(math.atan2(-0., INF), -0.) - self.assert_(math.isnan(math.atan2(-0., NAN))) + self.assertTrue(math.isnan(math.atan2(-0., NAN))) # math.atan2(INF, x) self.ftest('atan2(inf, -inf)', math.atan2(INF, NINF), math.pi*3/4) self.ftest('atan2(inf, -2.3)', math.atan2(INF, -2.3), math.pi/2) @@ -153,7 +153,7 @@ class MathTests(unittest.TestCase): self.ftest('atan2(inf, 0.)', math.atan2(INF, 0.0), math.pi/2) self.ftest('atan2(inf, 2.3)', math.atan2(INF, 2.3), math.pi/2) self.ftest('atan2(inf, inf)', math.atan2(INF, INF), math.pi/4) - self.assert_(math.isnan(math.atan2(INF, NAN))) + self.assertTrue(math.isnan(math.atan2(INF, NAN))) # math.atan2(NINF, x) self.ftest('atan2(-inf, -inf)', math.atan2(NINF, NINF), -math.pi*3/4) self.ftest('atan2(-inf, -2.3)', math.atan2(NINF, -2.3), -math.pi/2) @@ -161,27 +161,27 @@ class MathTests(unittest.TestCase): self.ftest('atan2(-inf, 0.)', math.atan2(NINF, 0.0), -math.pi/2) self.ftest('atan2(-inf, 2.3)', math.atan2(NINF, 2.3), -math.pi/2) self.ftest('atan2(-inf, inf)', math.atan2(NINF, INF), -math.pi/4) - self.assert_(math.isnan(math.atan2(NINF, NAN))) + self.assertTrue(math.isnan(math.atan2(NINF, NAN))) # math.atan2(+finite, x) self.ftest('atan2(2.3, -inf)', math.atan2(2.3, NINF), math.pi) self.ftest('atan2(2.3, -0.)', math.atan2(2.3, -0.), math.pi/2) self.ftest('atan2(2.3, 0.)', math.atan2(2.3, 0.), math.pi/2) self.assertEqual(math.atan2(2.3, INF), 0.) - self.assert_(math.isnan(math.atan2(2.3, NAN))) + self.assertTrue(math.isnan(math.atan2(2.3, NAN))) # math.atan2(-finite, x) self.ftest('atan2(-2.3, -inf)', math.atan2(-2.3, NINF), -math.pi) self.ftest('atan2(-2.3, -0.)', math.atan2(-2.3, -0.), -math.pi/2) self.ftest('atan2(-2.3, 0.)', math.atan2(-2.3, 0.), -math.pi/2) self.assertEqual(math.atan2(-2.3, INF), -0.) - self.assert_(math.isnan(math.atan2(-2.3, NAN))) + self.assertTrue(math.isnan(math.atan2(-2.3, NAN))) # math.atan2(NAN, x) - self.assert_(math.isnan(math.atan2(NAN, NINF))) - self.assert_(math.isnan(math.atan2(NAN, -2.3))) - self.assert_(math.isnan(math.atan2(NAN, -0.))) - self.assert_(math.isnan(math.atan2(NAN, 0.))) - self.assert_(math.isnan(math.atan2(NAN, 2.3))) - self.assert_(math.isnan(math.atan2(NAN, INF))) - self.assert_(math.isnan(math.atan2(NAN, NAN))) + self.assertTrue(math.isnan(math.atan2(NAN, NINF))) + self.assertTrue(math.isnan(math.atan2(NAN, -2.3))) + self.assertTrue(math.isnan(math.atan2(NAN, -0.))) + self.assertTrue(math.isnan(math.atan2(NAN, 0.))) + self.assertTrue(math.isnan(math.atan2(NAN, 2.3))) + self.assertTrue(math.isnan(math.atan2(NAN, INF))) + self.assertTrue(math.isnan(math.atan2(NAN, NAN))) def testCeil(self): self.assertRaises(TypeError, math.ceil) @@ -194,7 +194,7 @@ class MathTests(unittest.TestCase): self.ftest('ceil(-1.5)', math.ceil(-1.5), -1) #self.assertEquals(math.ceil(INF), INF) #self.assertEquals(math.ceil(NINF), NINF) - #self.assert_(math.isnan(math.ceil(NAN))) + #self.assertTrue(math.isnan(math.ceil(NAN))) class TestCeil: def __ceil__(self): @@ -226,14 +226,14 @@ class MathTests(unittest.TestCase): self.assertEquals(copysign(INF, NINF), NINF) self.assertEquals(copysign(NINF, INF), INF) self.assertEquals(copysign(NINF, NINF), NINF) - self.assert_(math.isnan(copysign(NAN, 1.))) - self.assert_(math.isnan(copysign(NAN, INF))) - self.assert_(math.isnan(copysign(NAN, NINF))) - self.assert_(math.isnan(copysign(NAN, NAN))) + self.assertTrue(math.isnan(copysign(NAN, 1.))) + self.assertTrue(math.isnan(copysign(NAN, INF))) + self.assertTrue(math.isnan(copysign(NAN, NINF))) + self.assertTrue(math.isnan(copysign(NAN, NAN))) # copysign(INF, NAN) may be INF or it may be NINF, since # we don't know whether the sign bit of NAN is set on any # given platform. - self.assert_(math.isinf(copysign(INF, NAN))) + self.assertTrue(math.isinf(copysign(INF, NAN))) # similarly, copysign(2., NAN) could be 2. or -2. self.assertEquals(abs(copysign(2., NAN)), 2.) @@ -244,12 +244,12 @@ class MathTests(unittest.TestCase): self.ftest('cos(pi/2)', math.cos(math.pi/2), 0) self.ftest('cos(pi)', math.cos(math.pi), -1) try: - self.assert_(math.isnan(math.cos(INF))) - self.assert_(math.isnan(math.cos(NINF))) + self.assertTrue(math.isnan(math.cos(INF))) + self.assertTrue(math.isnan(math.cos(NINF))) except ValueError: self.assertRaises(ValueError, math.cos, INF) self.assertRaises(ValueError, math.cos, NINF) - self.assert_(math.isnan(math.cos(NAN))) + self.assertTrue(math.isnan(math.cos(NAN))) def testCosh(self): self.assertRaises(TypeError, math.cosh) @@ -257,7 +257,7 @@ class MathTests(unittest.TestCase): self.ftest('cosh(2)-2*cosh(1)**2', math.cosh(2)-2*math.cosh(1)**2, -1) # Thanks to Lambert self.assertEquals(math.cosh(INF), INF) self.assertEquals(math.cosh(NINF), INF) - self.assert_(math.isnan(math.cosh(NAN))) + self.assertTrue(math.isnan(math.cosh(NAN))) def testDegrees(self): self.assertRaises(TypeError, math.degrees) @@ -272,7 +272,7 @@ class MathTests(unittest.TestCase): self.ftest('exp(1)', math.exp(1), math.e) self.assertEquals(math.exp(INF), INF) self.assertEquals(math.exp(NINF), 0.) - self.assert_(math.isnan(math.exp(NAN))) + self.assertTrue(math.isnan(math.exp(NAN))) def testFabs(self): self.assertRaises(TypeError, math.fabs) @@ -309,7 +309,7 @@ class MathTests(unittest.TestCase): self.ftest('floor(-1.23e167)', math.floor(-1.23e167), -1.23e167) #self.assertEquals(math.ceil(INF), INF) #self.assertEquals(math.ceil(NINF), NINF) - #self.assert_(math.isnan(math.floor(NAN))) + #self.assertTrue(math.isnan(math.floor(NAN))) class TestFloor: def __floor__(self): @@ -332,9 +332,9 @@ class MathTests(unittest.TestCase): self.ftest('fmod(-10,1)', math.fmod(-10,1), 0) self.ftest('fmod(-10,0.5)', math.fmod(-10,0.5), 0) self.ftest('fmod(-10,1.5)', math.fmod(-10,1.5), -1) - self.assert_(math.isnan(math.fmod(NAN, 1.))) - self.assert_(math.isnan(math.fmod(1., NAN))) - self.assert_(math.isnan(math.fmod(NAN, NAN))) + self.assertTrue(math.isnan(math.fmod(NAN, 1.))) + self.assertTrue(math.isnan(math.fmod(1., NAN))) + self.assertTrue(math.isnan(math.fmod(NAN, NAN))) self.assertRaises(ValueError, math.fmod, 1., 0.) self.assertRaises(ValueError, math.fmod, INF, 1.) self.assertRaises(ValueError, math.fmod, NINF, 1.) @@ -362,7 +362,7 @@ class MathTests(unittest.TestCase): self.assertEquals(math.frexp(INF)[0], INF) self.assertEquals(math.frexp(NINF)[0], NINF) - self.assert_(math.isnan(math.frexp(NAN)[0])) + self.assertTrue(math.isnan(math.frexp(NAN)[0])) @unittest.skipUnless(float.__getformat__("double").startswith("IEEE"), "test requires IEEE 754 doubles") @@ -464,8 +464,8 @@ class MathTests(unittest.TestCase): self.assertEqual(math.hypot(INF, NAN), INF) self.assertEqual(math.hypot(NAN, NINF), INF) self.assertEqual(math.hypot(NINF, NAN), INF) - self.assert_(math.isnan(math.hypot(1.0, NAN))) - self.assert_(math.isnan(math.hypot(NAN, -2.0))) + self.assertTrue(math.isnan(math.hypot(1.0, NAN))) + self.assertTrue(math.isnan(math.hypot(NAN, -2.0))) def testLdexp(self): self.assertRaises(TypeError, math.ldexp) @@ -479,7 +479,7 @@ class MathTests(unittest.TestCase): self.assertEquals(math.ldexp(-1., -1000000), -0.) self.assertEquals(math.ldexp(INF, 30), INF) self.assertEquals(math.ldexp(NINF, -213), NINF) - self.assert_(math.isnan(math.ldexp(NAN, 0))) + self.assertTrue(math.isnan(math.ldexp(NAN, 0))) # large second argument for n in [10**5, 10**10, 10**20, 10**40]: @@ -489,7 +489,7 @@ class MathTests(unittest.TestCase): self.assertEquals(math.ldexp(-1., -n), -0.) self.assertEquals(math.ldexp(0., -n), 0.) self.assertEquals(math.ldexp(-0., -n), -0.) - self.assert_(math.isnan(math.ldexp(NAN, -n))) + self.assertTrue(math.isnan(math.ldexp(NAN, -n))) self.assertRaises(OverflowError, math.ldexp, 1., n) self.assertRaises(OverflowError, math.ldexp, -1., n) @@ -497,7 +497,7 @@ class MathTests(unittest.TestCase): self.assertEquals(math.ldexp(-0., n), -0.) self.assertEquals(math.ldexp(INF, n), INF) self.assertEquals(math.ldexp(NINF, n), NINF) - self.assert_(math.isnan(math.ldexp(NAN, n))) + self.assertTrue(math.isnan(math.ldexp(NAN, n))) def testLog(self): self.assertRaises(TypeError, math.log) @@ -509,7 +509,7 @@ class MathTests(unittest.TestCase): self.ftest('log(10**40, 10**20)', math.log(10**40, 10**20), 2) self.assertEquals(math.log(INF), INF) self.assertRaises(ValueError, math.log, NINF) - self.assert_(math.isnan(math.log(NAN))) + self.assertTrue(math.isnan(math.log(NAN))) def testLog1p(self): self.assertRaises(TypeError, math.log1p) @@ -519,7 +519,7 @@ class MathTests(unittest.TestCase): self.ftest('log1p(1)', math.log1p(1), math.log(2)) self.assertEquals(math.log1p(INF), INF) self.assertRaises(ValueError, math.log1p, NINF) - self.assert_(math.isnan(math.log1p(NAN))) + self.assertTrue(math.isnan(math.log1p(NAN))) n= 2**90 self.assertAlmostEquals(math.log1p(n), 62.383246250395075) self.assertAlmostEquals(math.log1p(n), math.log1p(float(n))) @@ -531,7 +531,7 @@ class MathTests(unittest.TestCase): self.ftest('log10(10)', math.log10(10), 1) self.assertEquals(math.log(INF), INF) self.assertRaises(ValueError, math.log10, NINF) - self.assert_(math.isnan(math.log10(NAN))) + self.assertTrue(math.isnan(math.log10(NAN))) def testModf(self): self.assertRaises(TypeError, math.modf) @@ -549,8 +549,8 @@ class MathTests(unittest.TestCase): self.assertEquals(math.modf(NINF), (-0.0, NINF)) modf_nan = math.modf(NAN) - self.assert_(math.isnan(modf_nan[0])) - self.assert_(math.isnan(modf_nan[1])) + self.assertTrue(math.isnan(modf_nan[0])) + self.assertTrue(math.isnan(modf_nan[1])) def testPow(self): self.assertRaises(TypeError, math.pow) @@ -562,9 +562,9 @@ class MathTests(unittest.TestCase): self.assertEqual(math.pow(NINF, 1), NINF) self.assertEqual((math.pow(1, INF)), 1.) self.assertEqual((math.pow(1, NINF)), 1.) - self.assert_(math.isnan(math.pow(NAN, 1))) - self.assert_(math.isnan(math.pow(2, NAN))) - self.assert_(math.isnan(math.pow(0, NAN))) + self.assertTrue(math.isnan(math.pow(NAN, 1))) + self.assertTrue(math.isnan(math.pow(2, NAN))) + self.assertTrue(math.isnan(math.pow(0, NAN))) self.assertEqual(math.pow(1, NAN), 1) # pow(0., x) @@ -578,7 +578,7 @@ class MathTests(unittest.TestCase): self.assertRaises(ValueError, math.pow, 0., -2.3) self.assertRaises(ValueError, math.pow, 0., -3.) self.assertRaises(ValueError, math.pow, 0., NINF) - self.assert_(math.isnan(math.pow(0., NAN))) + self.assertTrue(math.isnan(math.pow(0., NAN))) # pow(INF, x) self.assertEqual(math.pow(INF, INF), INF) @@ -591,7 +591,7 @@ class MathTests(unittest.TestCase): self.assertEqual(math.pow(INF, -2.3), 0.) self.assertEqual(math.pow(INF, -3.), 0.) self.assertEqual(math.pow(INF, NINF), 0.) - self.assert_(math.isnan(math.pow(INF, NAN))) + self.assertTrue(math.isnan(math.pow(INF, NAN))) # pow(-0., x) self.assertEqual(math.pow(-0., INF), 0.) @@ -604,7 +604,7 @@ class MathTests(unittest.TestCase): self.assertRaises(ValueError, math.pow, -0., -2.3) self.assertRaises(ValueError, math.pow, -0., -3.) self.assertRaises(ValueError, math.pow, -0., NINF) - self.assert_(math.isnan(math.pow(-0., NAN))) + self.assertTrue(math.isnan(math.pow(-0., NAN))) # pow(NINF, x) self.assertEqual(math.pow(NINF, INF), INF) @@ -617,7 +617,7 @@ class MathTests(unittest.TestCase): self.assertEqual(math.pow(NINF, -2.3), 0.) self.assertEqual(math.pow(NINF, -3.), -0.) self.assertEqual(math.pow(NINF, NINF), 0.) - self.assert_(math.isnan(math.pow(NINF, NAN))) + self.assertTrue(math.isnan(math.pow(NINF, NAN))) # pow(-1, x) self.assertEqual(math.pow(-1., INF), 1.) @@ -630,7 +630,7 @@ class MathTests(unittest.TestCase): self.assertRaises(ValueError, math.pow, -1., -2.3) self.assertEqual(math.pow(-1., -3.), -1.) self.assertEqual(math.pow(-1., NINF), 1.) - self.assert_(math.isnan(math.pow(-1., NAN))) + self.assertTrue(math.isnan(math.pow(-1., NAN))) # pow(1, x) self.assertEqual(math.pow(1., INF), 1.) @@ -713,12 +713,12 @@ class MathTests(unittest.TestCase): self.ftest('sin(pi/2)', math.sin(math.pi/2), 1) self.ftest('sin(-pi/2)', math.sin(-math.pi/2), -1) try: - self.assert_(math.isnan(math.sin(INF))) - self.assert_(math.isnan(math.sin(NINF))) + self.assertTrue(math.isnan(math.sin(INF))) + self.assertTrue(math.isnan(math.sin(NINF))) except ValueError: self.assertRaises(ValueError, math.sin, INF) self.assertRaises(ValueError, math.sin, NINF) - self.assert_(math.isnan(math.sin(NAN))) + self.assertTrue(math.isnan(math.sin(NAN))) def testSinh(self): self.assertRaises(TypeError, math.sinh) @@ -727,7 +727,7 @@ class MathTests(unittest.TestCase): self.ftest('sinh(1)+sinh(-1)', math.sinh(1)+math.sinh(-1), 0) self.assertEquals(math.sinh(INF), INF) self.assertEquals(math.sinh(NINF), NINF) - self.assert_(math.isnan(math.sinh(NAN))) + self.assertTrue(math.isnan(math.sinh(NAN))) def testSqrt(self): self.assertRaises(TypeError, math.sqrt) @@ -736,7 +736,7 @@ class MathTests(unittest.TestCase): self.ftest('sqrt(4)', math.sqrt(4), 2) self.assertEquals(math.sqrt(INF), INF) self.assertRaises(ValueError, math.sqrt, NINF) - self.assert_(math.isnan(math.sqrt(NAN))) + self.assertTrue(math.isnan(math.sqrt(NAN))) def testTan(self): self.assertRaises(TypeError, math.tan) @@ -744,12 +744,12 @@ class MathTests(unittest.TestCase): self.ftest('tan(pi/4)', math.tan(math.pi/4), 1) self.ftest('tan(-pi/4)', math.tan(-math.pi/4), -1) try: - self.assert_(math.isnan(math.tan(INF))) - self.assert_(math.isnan(math.tan(NINF))) + self.assertTrue(math.isnan(math.tan(INF))) + self.assertTrue(math.isnan(math.tan(NINF))) except: self.assertRaises(ValueError, math.tan, INF) self.assertRaises(ValueError, math.tan, NINF) - self.assert_(math.isnan(math.tan(NAN))) + self.assertTrue(math.isnan(math.tan(NAN))) def testTanh(self): self.assertRaises(TypeError, math.tanh) @@ -757,7 +757,7 @@ class MathTests(unittest.TestCase): self.ftest('tanh(1)+tanh(-1)', math.tanh(1)+math.tanh(-1), 0) self.ftest('tanh(inf)', math.tanh(INF), 1) self.ftest('tanh(-inf)', math.tanh(NINF), -1) - self.assert_(math.isnan(math.tanh(NAN))) + self.assertTrue(math.isnan(math.tanh(NAN))) # check that tanh(-0.) == -0. on IEEE 754 systems if float.__getformat__("double").startswith("IEEE"): self.assertEqual(math.tanh(-0.), -0.) @@ -804,20 +804,20 @@ class MathTests(unittest.TestCase): self.assertEqual(math.copysign(4., -0.), -4.0) def testIsnan(self): - self.assert_(math.isnan(float("nan"))) - self.assert_(math.isnan(float("inf")* 0.)) - self.failIf(math.isnan(float("inf"))) - self.failIf(math.isnan(0.)) - self.failIf(math.isnan(1.)) + self.assertTrue(math.isnan(float("nan"))) + self.assertTrue(math.isnan(float("inf")* 0.)) + self.assertFalse(math.isnan(float("inf"))) + self.assertFalse(math.isnan(0.)) + self.assertFalse(math.isnan(1.)) def testIsinf(self): - self.assert_(math.isinf(float("inf"))) - self.assert_(math.isinf(float("-inf"))) - self.assert_(math.isinf(1E400)) - self.assert_(math.isinf(-1E400)) - self.failIf(math.isinf(float("nan"))) - self.failIf(math.isinf(0.)) - self.failIf(math.isinf(1.)) + self.assertTrue(math.isinf(float("inf"))) + self.assertTrue(math.isinf(float("-inf"))) + self.assertTrue(math.isinf(1E400)) + self.assertTrue(math.isinf(-1E400)) + self.assertFalse(math.isinf(float("nan"))) + self.assertFalse(math.isinf(0.)) + self.assertFalse(math.isinf(1.)) # RED_FLAG 16-Oct-2000 Tim # While 2.0 is more consistent about exceptions than previous releases, it |