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_compare_eq_dict: display number of different items

This commit is contained in:
Daniel Hahler 2019-04-02 17:25:14 +02:00
parent 5fec793bc7
commit 7f1bf44aa8
1 changed files with 7 additions and 5 deletions
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12
src/_pytest/assertion/util.py
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@ -322,7 +322,9 @@ def _compare_eq_set(left, right, verbose=0):
def _compare_eq_dict(left, right, verbose=0): def _compare_eq_dict(left, right, verbose=0):
explanation = [] explanation = []
common = set(left).intersection(set(right)) set_left = set(left)
set_right = set(right)
common = set_left.intersection(set_right)
same = {k: left[k] for k in common if left[k] == right[k]} same = {k: left[k] for k in common if left[k] == right[k]}
if same and verbose < 2: if same and verbose < 2:
explanation += [u"Omitting %s identical items, use -vv to show" % len(same)] explanation += [u"Omitting %s identical items, use -vv to show" % len(same)]
@ -334,15 +336,15 @@ def _compare_eq_dict(left, right, verbose=0):
explanation += [u"Differing items:"] explanation += [u"Differing items:"]
for k in diff: for k in diff:
explanation += [saferepr({k: left[k]}) + " != " + saferepr({k: right[k]})] explanation += [saferepr({k: left[k]}) + " != " + saferepr({k: right[k]})]
extra_left = set(left) - set(right) extra_left = set_left - set_right
if extra_left: if extra_left:
explanation.append(u"Left contains more items:") explanation.append(u"Left contains %d more items:" % len(extra_left))
explanation.extend( explanation.extend(
pprint.pformat({k: left[k] for k in extra_left}).splitlines() pprint.pformat({k: left[k] for k in extra_left}).splitlines()
) )
extra_right = set(right) - set(left) extra_right = set_right - set_left
if extra_right: if extra_right:
explanation.append(u"Right contains more items:") explanation.append(u"Right contains %d more items:" % len(extra_right))
explanation.extend( explanation.extend(
pprint.pformat({k: right[k] for k in extra_right}).splitlines() pprint.pformat({k: right[k] for k in extra_right}).splitlines()
) )