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Tons of changes to improve error reporting

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Added attributes function.__name__ and function.__signature__ and dir(function) feature


[SVN r8311]
This commit is contained in:
Ullrich Köthe
2000-11-23 22:48:51 +00:00
parent 4d7b6fe92a
commit ec4bc0382f
18 changed files with 1153 additions and 1134 deletions
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171
test_extclass.py
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@@ -10,15 +10,18 @@ r'''
Automatic checking of the number and type of arguments. Foo's constructor takes
a single long parameter.
>>> ext = Foo()
Traceback (innermost last):
File "<stdin>", line 1, in ?
TypeError: function requires exactly 1 argument; 0 given
>>> try: ext = Foo()
... except TypeError, err:
... assert re.match(
... "'demo.Foo.__init__' expected argument\(s\) \(int\),\n"
... "but got \(\) instead.", str(err))
... else: print 'no exception'
>>> try: ext = Foo('foo')
... except TypeError, err:
... assert re.match(
... '(illegal argument type for built-in operation)|(an integer is required)', str(err))
... "'demo.Foo.__init__' expected argument\(s\) \(int\),\n"
... "but got \(string\) instead.", str(err))
... else: print 'no exception'
>>> ext = Foo(1)
@@ -160,10 +163,16 @@ a Bar parameter:
But objects not derived from Bar cannot:
>>> baz.pass_bar(baz)
Traceback (innermost last):
...
TypeError: extension class 'Baz' is not convertible into 'Bar'.
>>> try: baz.pass_bar(baz)
... except TypeError, err:
... assert re.match(
... "'pass_bar' expected argument\(s\) \(demo.Baz, demo.Bar\),\n"
... "but got \(demo.Baz, demo.Baz\) instead.", str(err))
... else: print 'no exception'
(this error was:
TypeError: extension class 'Baz' is not convertible into 'Bar'.
)
The clone function on Baz returns a smart pointer; we wrap it into an
extension_instance and make it look just like any other Baz obj.
@@ -354,7 +363,11 @@ Some simple overloading tests:
>>> try: r = Range('yikes')
... except TypeError, e:
... assert re.match(
... 'No overloaded functions match [(]Range, string[)]\. Candidates are:\n.*\n.*',
... "No variant of overloaded function 'demo.Range.__init__' matches argument\(s\):\n"
... "\(string\)\n"
... "Candidates are:\n"
... "\(int\)\n"
... "\(int, int\)",
... str(e))
... else: print 'no exception'
@@ -564,7 +577,17 @@ Testing overloaded free functions
15
>>> try: overloaded(1, 'foo')
... except TypeError, err:
... assert re.match("No overloaded functions match \(int, string\)\. Candidates are:",
... assert re.match(
... "No variant of overloaded function 'overloaded' matches argument\(s\):\n"
... "\(int, string\)\n"
... "Candidates are:\n"
... "\(\)\n"
... "\(int\)\n"
... "\(string\)\n"
... "\(int, int\)\n"
... "\(int, int, int\)\n"
... "\(int, int, int, int\)\n"
... "\(int, int, int, int, int\)",
... str(err))
... else:
... print 'no exception'
@@ -594,7 +617,17 @@ Testing overloaded constructors
5
>>> try: over = OverloadTest(1, 'foo')
... except TypeError, err:
... assert re.match("No overloaded functions match \(OverloadTest, int, string\)\. Candidates are:",
... assert re.match(
... "No variant of overloaded function 'demo.OverloadTest.__init__' matches argument\(s\):\n"
... "\(int, string\)\n"
... "Candidates are:\n"
... "\(\)\n"
... "\(demo.OverloadTest\)\n"
... "\(int\)\n"
... "\(int, int\)\n"
... "\(int, int, int\)\n"
... "\(int, int, int, int\)\n"
... "\(int, int, int, int, int\)",
... str(err))
... else:
... print 'no exception'
@@ -616,16 +649,35 @@ Testing overloaded methods
5
>>> try: over.overloaded(1,'foo')
... except TypeError, err:
... assert re.match("No overloaded functions match \(OverloadTest, int, string\)\. Candidates are:",
... assert re.match(
... "No variant of overloaded function 'overloaded' matches argument\(s\):\n"
... "\(demo.OverloadTest, int, string\)\n"
... "Candidates are:\n"
... "\(demo.OverloadTest\)\n"
... "\(demo.OverloadTest, int\)\n"
... "\(demo.OverloadTest, int, int\)\n"
... "\(demo.OverloadTest, int, int, int\)\n"
... "\(demo.OverloadTest, int, int, int, int\)\n"
... "\(demo.OverloadTest, int, int, int, int, int\)",
... str(err))
... else:
... print 'no exception'
Testing base class conversions
>>> testUpcast(over)
Traceback (innermost last):
TypeError: extension class 'OverloadTest' is not convertible into 'Base'.
>>> try: testUpcast(over)
... except TypeError, err:
... assert re.match(
... "'testUpcast' expected argument\(s\) \(demo.Base\),\n"
... "but got \(demo.OverloadTest\) instead.",
... str(err))
... else:
... print 'no exception'
(this error was:
TypeError: extension class 'OverloadTest' is not convertible into 'Base'.
)
>>> der1 = Derived1(333)
>>> der1.x()
333
@@ -634,18 +686,37 @@ Testing base class conversions
>>> der1 = derived1Factory(1000)
>>> testDowncast1(der1)
1000
>>> testDowncast2(der1)
Traceback (innermost last):
>>> try: testDowncast2(der1)
... except TypeError, err:
... assert re.match(
... "'testDowncast2' expected argument\(s\) \(demo.Derived2\),\n"
... "but got \(demo.Base\) instead.",
... str(err))
... else:
... print 'no exception'
(this error was:
TypeError: extension class 'Base' is not convertible into 'Derived2'.
)
>>> der2 = Derived2(444)
>>> der2.x()
444
>>> testUpcast(der2)
444
>>> der2 = derived2Factory(1111)
>>> testDowncast2(der2)
Traceback (innermost last):
>>> try: testDowncast2(der2)
... except TypeError, err:
... assert re.match(
... "'testDowncast2' expected argument\(s\) \(demo.Derived2\),\n"
... "but got \(demo.Base\) instead.",
... str(err))
... else:
... print 'no exception'
(this error was:
TypeError: extension class 'Base' is not convertible into 'Derived2'.
)
Testing interaction between callbacks, base declarations, and overloading
- testCallback() calls callback() (within C++)
@@ -656,10 +727,14 @@ Testing interaction between callbacks, base declarations, and overloading
>>> c = CallbackTest()
>>> c.testCallback(1)
2
>>> c.testCallback('foo')
Traceback (innermost last):
File "<stdin>", line 1, in ?
TypeError: illegal argument type for built-in operation
>>> try: c.testCallback('foo')
... except TypeError, err:
... assert re.match(
... "'testCallback' expected argument\(s\) \(demo.CallbackTestBase, int\),\n"
... "but got \(demo.CallbackTest, string\) instead.",
... str(err))
... else:
... print 'no exception'
>>> c.callback(1)
2
>>> c.callback('foo')
@@ -678,10 +753,14 @@ Testing interaction between callbacks, base declarations, and overloading
-1
>>> r.callback('foo')
'foo 1'
>>> r.testCallback('foo')
Traceback (innermost last):
File "<stdin>", line 1, in ?
TypeError: illegal argument type for built-in operation
>>> try: r.testCallback('foo')
... except TypeError, err:
... assert re.match(
... "'testCallback' expected argument\(s\) \(demo.CallbackTestBase, int\),\n"
... "but got \(demo.RedefineCallback, string\) instead.",
... str(err))
... else:
... print 'no exception'
>>> r.testCallback(1)
-1
>>> testCallback(r, 1)
@@ -969,15 +1048,33 @@ test inheritB2
>>> j = pow(i, 5)
>>> j.i()
32
>>> j = pow(i, 5, k)
Traceback (innermost last):
TypeError: bad operand type(s) for pow()
>>> j = pow(i, 5, 5)
Traceback (innermost last):
TypeError: bad operand type(s) for pow()
>>> try: j = pow(i, 5, k)
... except TypeError, err:
... assert re.match(
... "No variant of overloaded function '__pow__' matches argument\(s\):\n"
... "\(demo.Int, int, demo.Int\)\n"
... "Candidates are:\n"
... "\(demo.Int, demo.Int\)\n"
... "\(demo.Int, demo.Int, demo.Int\)\n"
... "\(demo.Int, int\)",
... str(err))
... else:
... print 'no exception'
>>> try: j = pow(i, 5, 5)
... except TypeError, err:
... assert re.match(
... "No variant of overloaded function '__pow__' matches argument\(s\):\n"
... "\(demo.Int, int, int\)\n"
... "Candidates are:\n"
... "\(demo.Int, demo.Int\)\n"
... "\(demo.Int, demo.Int, demo.Int\)\n"
... "\(demo.Int, int\)",
... str(err))
... else:
... print 'no exception'
>>> j = i/1
Traceback (innermost last):
TypeError: bad operand type(s) for /
TypeError: __div__(demo.Int, int) undefined.
>>> j = 1+i
>>> j.i()
3
@@ -993,10 +1090,10 @@ test inheritB2
-1
>>> j = 1/i
Traceback (innermost last):
TypeError: bad operand type(s) for /
TypeError: __rdiv__(demo.Int, int) undefined.
>>> pow(1,i)
Traceback (innermost last):
TypeError: bad operand type(s) for pow()
TypeError: __rpow__(demo.Int, int) undefined.
Test operator export to a subclass