From 92911bfc6a7d501569031cd3e2b4ecc4ac273bd1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Walter=20D=C3=B6rwald?= Date: Sun, 29 Oct 2006 22:06:28 +0000 Subject: Add tests for basic argument errors. --- Lib/test/test_math.py | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/Lib/test/test_math.py b/Lib/test/test_math.py index 85c93d9..1458c82 100644 --- a/Lib/test/test_math.py +++ b/Lib/test/test_math.py @@ -20,21 +20,25 @@ class MathTests(unittest.TestCase): self.ftest('e', math.e, 2.7182818) def testAcos(self): + self.assertRaises(TypeError, math.acos) self.ftest('acos(-1)', math.acos(-1), math.pi) self.ftest('acos(0)', math.acos(0), math.pi/2) self.ftest('acos(1)', math.acos(1), 0) def testAsin(self): + self.assertRaises(TypeError, math.asin) self.ftest('asin(-1)', math.asin(-1), -math.pi/2) self.ftest('asin(0)', math.asin(0), 0) self.ftest('asin(1)', math.asin(1), math.pi/2) def testAtan(self): + self.assertRaises(TypeError, math.atan) self.ftest('atan(-1)', math.atan(-1), -math.pi/4) self.ftest('atan(0)', math.atan(0), 0) self.ftest('atan(1)', math.atan(1), math.pi/4) def testAtan2(self): + self.assertRaises(TypeError, math.atan2) self.ftest('atan2(-1, 0)', math.atan2(-1, 0), -math.pi/2) self.ftest('atan2(-1, 1)', math.atan2(-1, 1), -math.pi/4) self.ftest('atan2(0, 1)', math.atan2(0, 1), 0) @@ -42,6 +46,7 @@ class MathTests(unittest.TestCase): self.ftest('atan2(1, 0)', math.atan2(1, 0), math.pi/2) def testCeil(self): + self.assertRaises(TypeError, math.ceil) self.ftest('ceil(0.5)', math.ceil(0.5), 1) self.ftest('ceil(1.0)', math.ceil(1.0), 1) self.ftest('ceil(1.5)', math.ceil(1.5), 2) @@ -50,31 +55,37 @@ class MathTests(unittest.TestCase): self.ftest('ceil(-1.5)', math.ceil(-1.5), -1) def testCos(self): + self.assertRaises(TypeError, math.cos) self.ftest('cos(-pi/2)', math.cos(-math.pi/2), 0) self.ftest('cos(0)', math.cos(0), 1) self.ftest('cos(pi/2)', math.cos(math.pi/2), 0) self.ftest('cos(pi)', math.cos(math.pi), -1) def testCosh(self): + self.assertRaises(TypeError, math.cosh) self.ftest('cosh(0)', math.cosh(0), 1) self.ftest('cosh(2)-2*cosh(1)**2', math.cosh(2)-2*math.cosh(1)**2, -1) # Thanks to Lambert def testDegrees(self): + self.assertRaises(TypeError, math.degrees) self.ftest('degrees(pi)', math.degrees(math.pi), 180.0) self.ftest('degrees(pi/2)', math.degrees(math.pi/2), 90.0) self.ftest('degrees(-pi/4)', math.degrees(-math.pi/4), -45.0) def testExp(self): + self.assertRaises(TypeError, math.exp) self.ftest('exp(-1)', math.exp(-1), 1/math.e) self.ftest('exp(0)', math.exp(0), 1) self.ftest('exp(1)', math.exp(1), math.e) def testFabs(self): + self.assertRaises(TypeError, math.fabs) self.ftest('fabs(-1)', math.fabs(-1), 1) self.ftest('fabs(0)', math.fabs(0), 0) self.ftest('fabs(1)', math.fabs(1), 1) def testFloor(self): + self.assertRaises(TypeError, math.floor) self.ftest('floor(0.5)', math.floor(0.5), 0) self.ftest('floor(1.0)', math.floor(1.0), 1) self.ftest('floor(1.5)', math.floor(1.5), 1) @@ -83,6 +94,7 @@ class MathTests(unittest.TestCase): self.ftest('floor(-1.5)', math.floor(-1.5), -2) def testFmod(self): + self.assertRaises(TypeError, math.fmod) 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) @@ -91,6 +103,8 @@ class MathTests(unittest.TestCase): self.ftest('fmod(-10,1.5)', math.fmod(-10,1.5), -1) def testFrexp(self): + self.assertRaises(TypeError, math.frexp) + def testfrexp(name, (mant, exp), (emant, eexp)): if abs(mant-emant) > eps or exp != eexp: self.fail('%s returned %r, expected %r'%\ @@ -102,16 +116,19 @@ class MathTests(unittest.TestCase): testfrexp('frexp(2)', math.frexp(2), (0.5, 2)) def testHypot(self): + self.assertRaises(TypeError, math.hypot) self.ftest('hypot(0,0)', math.hypot(0,0), 0) self.ftest('hypot(3,4)', math.hypot(3,4), 5) def testLdexp(self): + self.assertRaises(TypeError, math.ldexp) self.ftest('ldexp(0,1)', math.ldexp(0,1), 0) self.ftest('ldexp(1,1)', math.ldexp(1,1), 2) self.ftest('ldexp(1,-1)', math.ldexp(1,-1), 0.5) self.ftest('ldexp(-1,1)', math.ldexp(-1,1), -2) def testLog(self): + self.assertRaises(TypeError, math.log) self.ftest('log(1/e)', math.log(1/math.e), -1) self.ftest('log(1)', math.log(1), 0) self.ftest('log(e)', math.log(math.e), 1) @@ -120,11 +137,14 @@ class MathTests(unittest.TestCase): self.ftest('log(10**40, 10**20)', math.log(10**40, 10**20), 2) def testLog10(self): + self.assertRaises(TypeError, math.log10) self.ftest('log10(0.1)', math.log10(0.1), -1) self.ftest('log10(1)', math.log10(1), 0) self.ftest('log10(10)', math.log10(10), 1) def testModf(self): + self.assertRaises(TypeError, math.modf) + def testmodf(name, (v1, v2), (e1, e2)): if abs(v1-e1) > eps or abs(v2-e2): self.fail('%s returned %r, expected %r'%\ @@ -134,37 +154,44 @@ class MathTests(unittest.TestCase): testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0)) def testPow(self): + self.assertRaises(TypeError, math.pow) self.ftest('pow(0,1)', math.pow(0,1), 0) self.ftest('pow(1,0)', math.pow(1,0), 1) self.ftest('pow(2,1)', math.pow(2,1), 2) self.ftest('pow(2,-1)', math.pow(2,-1), 0.5) def testRadians(self): + self.assertRaises(TypeError, math.radians) self.ftest('radians(180)', math.radians(180), math.pi) self.ftest('radians(90)', math.radians(90), math.pi/2) self.ftest('radians(-45)', math.radians(-45), -math.pi/4) def testSin(self): + self.assertRaises(TypeError, math.sin) self.ftest('sin(0)', math.sin(0), 0) self.ftest('sin(pi/2)', math.sin(math.pi/2), 1) self.ftest('sin(-pi/2)', math.sin(-math.pi/2), -1) def testSinh(self): + self.assertRaises(TypeError, math.sinh) self.ftest('sinh(0)', math.sinh(0), 0) self.ftest('sinh(1)**2-cosh(1)**2', math.sinh(1)**2-math.cosh(1)**2, -1) self.ftest('sinh(1)+sinh(-1)', math.sinh(1)+math.sinh(-1), 0) def testSqrt(self): + self.assertRaises(TypeError, math.sqrt) self.ftest('sqrt(0)', math.sqrt(0), 0) self.ftest('sqrt(1)', math.sqrt(1), 1) self.ftest('sqrt(4)', math.sqrt(4), 2) def testTan(self): + self.assertRaises(TypeError, math.tan) self.ftest('tan(0)', math.tan(0), 0) self.ftest('tan(pi/4)', math.tan(math.pi/4), 1) self.ftest('tan(-pi/4)', math.tan(-math.pi/4), -1) def testTanh(self): + self.assertRaises(TypeError, math.tanh) self.ftest('tanh(0)', math.tanh(0), 0) self.ftest('tanh(1)+tanh(-1)', math.tanh(1)+math.tanh(-1), 0) -- cgit v0.12