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""" Tests for various magic functions
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Needs to be run by nose (to make ipython session available)
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"""
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from IPython.testing import decorators as dec
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def test_rehashx():
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# clear up everything
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_ip.IP.alias_table.clear()
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del _ip.db['syscmdlist']
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_ip.magic('rehashx')
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# Practically ALL ipython development systems will have more than 10 aliases
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assert len(_ip.IP.alias_table) > 10
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for key, val in _ip.IP.alias_table.items():
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# we must strip dots from alias names
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assert '.' not in key
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# rehashx must fill up syscmdlist
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scoms = _ip.db['syscmdlist']
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assert len(scoms) > 10
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def doctest_run_ns():
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"""Classes declared %run scripts must be instantiable afterwards.
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In [3]: run tclass.py
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In [4]: f()
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"""
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pass # doctest only
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def doctest_hist_f():
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"""Test %hist -f with temporary filename.
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In [9]: import tempfile
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In [10]: tfile = tempfile.mktemp('.py','tmp-ipython-')
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In [11]: %history -n -f $tfile 3
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"""
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def doctest_hist_r():
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"""Test %hist -r
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XXX - This test is not recording the output correctly. Not sure why...
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In [6]: x=1
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In [7]: hist -n -r 2
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x=1 # random
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hist -n -r 2 # random
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"""
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def test_shist():
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# Simple tests of ShadowHist class
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import os, shutil, tempfile
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import nose.tools as nt
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from IPython.Extensions import pickleshare
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from IPython.history import ShadowHist
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tfile = tempfile.mktemp('','tmp-ipython-')
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db = pickleshare.PickleShareDB(tfile)
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s = ShadowHist(db)
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s.add('hello')
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s.add('world')
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s.add('hello')
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s.add('hello')
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s.add('karhu')
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yield nt.assert_equals,s.all(),[(1, 'hello'), (2, 'world'), (3, 'karhu')]
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yield nt.assert_equal,s.get(2),'world'
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shutil.rmtree(tfile)
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@dec.skip_numpy_not_avail
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def doctest_clear_array():
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"""Check that array clearing works.
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>>> 1/0
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"""
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pass # doctest only
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