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Run processEvents twice to make sure plot is redrawn

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This commit is contained in:
Ogi Moore 2021-05-01 18:05:33 -07:00
parent cb48ce0548
commit 2fd5337215
1 changed files with 4 additions and 0 deletions
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4
pyqtgraph/graphicsItems/tests/test_ErrorBarItem.py
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@ -13,18 +13,21 @@ def test_ErrorBarItem_defer_data():
curve = pg.PlotCurveItem(x=x, y=x) curve = pg.PlotCurveItem(x=x, y=x)
plot.addItem(curve) plot.addItem(curve)
app.processEvents() app.processEvents()
app.processEvents()
r_no_ebi = plot.viewRect() r_no_ebi = plot.viewRect()
# ErrorBarItem with no data shouldn't affect the view rect # ErrorBarItem with no data shouldn't affect the view rect
err = pg.ErrorBarItem() err = pg.ErrorBarItem()
plot.addItem(err) plot.addItem(err)
app.processEvents() app.processEvents()
app.processEvents()
r_empty_ebi = plot.viewRect() r_empty_ebi = plot.viewRect()
assert r_no_ebi.height() == r_empty_ebi.height() assert r_no_ebi.height() == r_empty_ebi.height()
err.setData(x=x, y=x, bottom=x, top=x) err.setData(x=x, y=x, bottom=x, top=x)
app.processEvents() app.processEvents()
app.processEvents()
r_ebi = plot.viewRect() r_ebi = plot.viewRect()
assert r_ebi.height() > r_empty_ebi.height() assert r_ebi.height() > r_empty_ebi.height()
@ -32,6 +35,7 @@ def test_ErrorBarItem_defer_data():
# unset data, ErrorBarItem disappears and view rect goes back to original # unset data, ErrorBarItem disappears and view rect goes back to original
err.setData(x=None, y=None) err.setData(x=None, y=None)
app.processEvents() app.processEvents()
app.processEvents()
r_clear_ebi = plot.viewRect() r_clear_ebi = plot.viewRect()
assert r_clear_ebi.height() == r_empty_ebi.height() assert r_clear_ebi.height() == r_empty_ebi.height()