Initial revision

Lib/test/test_exceptions.py

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+# Python test set -- part 5, built-in exceptions
+
+from test_support import *
+
+print '5. Built-in exceptions'
+# XXX This is not really enough, each *operation* should be tested!
+
+def r(name): print name
+
+r(AttributeError)
+import sys
+try: x = sys.undefined_attribute
+except AttributeError: pass
+
+r(EOFError)
+import sys
+fp = open(TESTFN, 'w')
+fp.close()
+fp = open(TESTFN, 'r')
+savestdin = sys.stdin
+try:
+	sys.stdin = fp
+	x = raw_input()
+except EOFError:
+	pass
+finally:
+	sys.stdin = savestdin
+	fp.close()
+
+r(IOError)
+try: open('this file does not exist', 'r')
+except IOError: pass
+
+r(ImportError)
+try: import undefined_module
+except ImportError: pass
+
+r(IndexError)
+x = []
+try: a = x[10]
+except IndexError: pass
+
+r(KeyError)
+x = {}
+try: a = x['key']
+except KeyError: pass
+
+r(KeyboardInterrupt)
+print '(not testable in a script)'
+
+r(MemoryError)
+print '(not safe to test)'
+
+r(NameError)
+try: x = undefined_variable
+except NameError: pass
+
+r(OverflowError)
+x = 1
+try:
+	while 1: x = x+x
+except OverflowError: pass
+
+r(RuntimeError)
+print '(not used any more?)'
+
+r(SyntaxError)
+try: exec('/\n')
+except SyntaxError: pass
+
+r(SystemError)
+print '(hard to reproduce)'
+
+r(SystemExit)
+import sys
+try: sys.exit(0)
+except SystemExit: pass
+
+r(TypeError)
+try: [] + ()
+except TypeError: pass
+
+r(ValueError)
+try: x = chr(10000)
+except ValueError: pass
+
+r(ZeroDivisionError)
+try: x = 1/0
+except ZeroDivisionError: pass
+
+unlink(TESTFN)