Set sticky_edges correctly for negative height bar().

anntzer · anntzer · commit f7554bab7a60 · 2017-01-30T14:33:13.000-08:00
The patch correctly sets the sticky edge to 0 instead of -1 for
 `bar(0, height=-1)`.
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -2113,12 +2113,6 @@ def make_iterable(x):
 
         args = zip(left, bottom, width, height, color, edgecolor, linewidth)
         for l, b, w, h, c, e, lw in args:
-            if h < 0:
-                b += h
-                h = abs(h)
-            if w < 0:
-                l += w
-                w = abs(w)
             r = mpatches.Rectangle(
                 xy=(l, b), width=w, height=h,
                 facecolor=c,
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -4379,17 +4379,6 @@ def test_rc_major_minor_tick():
         assert yax._minor_tick_kw['tick2On'] == True
 
 
-@cleanup
-def test_bar_negative_width():
-    fig, ax = plt.subplots()
-    res = ax.bar(range(1, 5), range(1, 5), width=-1)
-    assert len(res) == 4
-    for indx, b in enumerate(res):
-        assert b._x == indx
-        assert b._width == 1
-        assert b._height == indx + 1
-
-
 @cleanup
 def test_square_plot():
     x = np.arange(4)
