121 lines
3.6 KiB
Python
121 lines
3.6 KiB
Python
import compiler
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from compiler.ast import flatten
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import os
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import test.test_support
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import unittest
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from random import random
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class CompilerTest(unittest.TestCase):
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def testCompileLibrary(self):
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# A simple but large test. Compile all the code in the
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# standard library and its test suite. This doesn't verify
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# that any of the code is correct, merely the compiler is able
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# to generate some kind of code for it.
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libdir = os.path.dirname(unittest.__file__)
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testdir = os.path.dirname(test.test_support.__file__)
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for dir in [libdir, testdir]:
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for basename in os.listdir(dir):
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if not basename.endswith(".py"):
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continue
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if not TEST_ALL and random() < 0.98:
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continue
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path = os.path.join(dir, basename)
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if test.test_support.verbose:
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print "compiling", path
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f = open(path, "U")
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buf = f.read()
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f.close()
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if "badsyntax" in basename or "bad_coding" in basename:
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self.assertRaises(SyntaxError, compiler.compile,
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buf, basename, "exec")
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else:
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try:
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compiler.compile(buf, basename, "exec")
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except Exception, e:
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args = list(e.args)
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args[0] += "[in file %s]" % basename
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e.args = tuple(args)
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raise
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def testNewClassSyntax(self):
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compiler.compile("class foo():pass\n\n","<string>","exec")
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def testYieldExpr(self):
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compiler.compile("def g(): yield\n\n", "<string>", "exec")
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def testLineNo(self):
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# Test that all nodes except Module have a correct lineno attribute.
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filename = __file__
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if filename.endswith(".pyc") or filename.endswith(".pyo"):
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filename = filename[:-1]
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tree = compiler.parseFile(filename)
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self.check_lineno(tree)
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def check_lineno(self, node):
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try:
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self._check_lineno(node)
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except AssertionError:
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print node.__class__, node.lineno
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raise
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def _check_lineno(self, node):
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if not node.__class__ in NOLINENO:
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self.assert_(isinstance(node.lineno, int),
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"lineno=%s on %s" % (node.lineno, node.__class__))
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self.assert_(node.lineno > 0,
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"lineno=%s on %s" % (node.lineno, node.__class__))
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for child in node.getChildNodes():
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self.check_lineno(child)
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def testFlatten(self):
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self.assertEquals(flatten([1, [2]]), [1, 2])
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self.assertEquals(flatten((1, (2,))), [1, 2])
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NOLINENO = (compiler.ast.Module, compiler.ast.Stmt, compiler.ast.Discard)
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###############################################################################
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# code below is just used to trigger some possible errors, for the benefit of
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# testLineNo
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###############################################################################
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class Toto:
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"""docstring"""
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pass
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a, b = 2, 3
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[c, d] = 5, 6
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l = [(x, y) for x, y in zip(range(5), range(5,10))]
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l[0]
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l[3:4]
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if l:
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pass
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else:
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a, b = b, a
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try:
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print yo
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except:
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yo = 3
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else:
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yo += 3
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try:
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a += b
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finally:
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b = 0
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from math import *
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###############################################################################
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def test_main():
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global TEST_ALL
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TEST_ALL = test.test_support.is_resource_enabled("compiler")
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test.test_support.run_unittest(CompilerTest)
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if __name__ == "__main__":
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test_main()
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