@@ -70,14 +70,55 @@ def test_date2num_NaT_scalar(units):
7070 assert np .isnan (tmpl )
7171
7272
73- @image_comparison (['date_empty.png' ])
7473def test_date_empty ():
7574 # make sure we do the right thing when told to plot dates even
7675 # if no date data has been presented, cf
7776 # http://sourceforge.net/tracker/?func=detail&aid=2850075&group_id=80706&atid=560720
7877 fig , ax = plt .subplots ()
7978 ax .xaxis_date ()
79+ fig .draw_no_output ()
80+ np .testing .assert_allclose (ax .get_xlim (),
81+ [mdates .date2num (np .datetime64 ('2000-01-01' )),
82+ mdates .date2num (np .datetime64 ('2010-01-01' ))])
8083
84+ mdates ._reset_epoch_test_example ()
85+ mdates .set_epoch ('0000-12-31' )
86+ fig , ax = plt .subplots ()
87+ ax .xaxis_date ()
88+ fig .draw_no_output ()
89+ np .testing .assert_allclose (ax .get_xlim (),
90+ [mdates .date2num (np .datetime64 ('2000-01-01' )),
91+ mdates .date2num (np .datetime64 ('2010-01-01' ))])
92+ mdates ._reset_epoch_test_example ()
93+
94+
95+ def test_date_not_empty ():
96+ fig = plt .figure ()
97+ ax = fig .add_subplot ()
98+
99+ ax .plot ([50 , 70 ], [1 , 2 ])
100+ ax .xaxis .axis_date ()
101+ np .testing .assert_allclose (ax .get_xlim (), [50 , 70 ])
102+
103+
104+ def test_axhline ():
105+ # make sure that axhline doesn't set the xlimits...
106+ fig , ax = plt .subplots ()
107+ ax .axhline (1.5 )
108+ ax .plot ([np .datetime64 ('2016-01-01' ), np .datetime64 ('2016-01-02' )], [1 , 2 ])
109+ np .testing .assert_allclose (ax .get_xlim (),
110+ [mdates .date2num (np .datetime64 ('2016-01-01' )),
111+ mdates .date2num (np .datetime64 ('2016-01-02' ))])
112+
113+ mdates ._reset_epoch_test_example ()
114+ mdates .set_epoch ('0000-12-31' )
115+ fig , ax = plt .subplots ()
116+ ax .axhline (1.5 )
117+ ax .plot ([np .datetime64 ('2016-01-01' ), np .datetime64 ('2016-01-02' )], [1 , 2 ])
118+ np .testing .assert_allclose (ax .get_xlim (),
119+ [mdates .date2num (np .datetime64 ('2016-01-01' )),
120+ mdates .date2num (np .datetime64 ('2016-01-02' ))])
121+ mdates ._reset_epoch_test_example ()
81122
82123@image_comparison (['date_axhspan.png' ])
83124def test_date_axhspan ():
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