def test_diff_records_multikey(self):
lhs = [
{'name': 'a', 'type': 1, 'sheep': 7},
{'name': 'b', 'type': 1, 'sheep': 12},
{'name': 'c', 'type': 1, 'sheep': 0},
]
rhs = [
{'name': 'a', 'type': 1, 'sheep': 7},
{'name': 'c', 'type': 1, 'sheep': 2},
{'name': 'd', 'type': 1, 'sheep': 8},
]
diff = csvdiff.diff_records(lhs, rhs, ['name', 'type'])
assert patch.is_valid(diff)
assert patch.is_typed(diff)
self.assertEqual(diff['added'], [
{'name': 'd', 'sheep': 8, 'type': 1}
])
self.assertEqual(diff['removed'], [
{'name': 'b', 'sheep': 12, 'type': 1}
])
self.assertEqual(diff['changed'], [
{'key': ['c', 1],
'fields': {'sheep': {'from': 0, 'to': 2}}}
])
# check that we can apply the diff
patched = csvdiff.patch_records(diff, lhs)
self.assertRecordsEqual(rhs, patched)
def test_diff_records_str_values(self):
lhs = [
{'name': 'a', 'sheep': '7'},
{'name': 'b', 'sheep': '12'},
{'name': 'c', 'sheep': '0'},
]
rhs = [
{'name': 'a', 'sheep': '7'},
{'name': 'c', 'sheep': '2'},
{'name': 'd', 'sheep': '8'},
]
diff = csvdiff.diff_records(lhs, rhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
# check the contents of the diff
self.assertEqual(diff['added'], [
{'name': 'd', 'sheep': '8'}
])
self.assertEqual(diff['removed'], [
{'name': 'b', 'sheep': '12'}
])
self.assertEqual(diff['changed'], [
{'key': ['c'],
'fields': {'sheep': {'from': '0', 'to': '2'}}}
])
# check that we can apply the diff
patched = csvdiff.patch_records(diff, lhs)
self.assertRecordsEqual(rhs, patched)
def test_diff_records_multikey(self):
lhs = [
{
'name': 'a',
'type': 1,
'sheep': 7
},
{
'name': 'b',
'type': 1,
'sheep': 12
},
{
'name': 'c',
'type': 1,
'sheep': 0
},
]
rhs = [
{
'name': 'a',
'type': 1,
'sheep': 7
},
{
'name': 'c',
'type': 1,
'sheep': 2
},
{
'name': 'd',
'type': 1,
'sheep': 8
},
]
diff = csvdiff.diff_records(lhs, rhs, ['name', 'type'])
assert patch.is_valid(diff)
assert patch.is_typed(diff)
self.assertEqual(diff['added'], [{'name': 'd', 'sheep': 8, 'type': 1}])
self.assertEqual(diff['removed'], [{
'name': 'b',
'sheep': 12,
'type': 1
}])
self.assertEqual(diff['changed'], [{
'key': ['c', 1],
'fields': {
'sheep': {
'from': 0,
'to': 2
}
}
}])
# check that we can apply the diff
patched = csvdiff.patch_records(diff, lhs)
self.assertRecordsEqual(rhs, patched)
def test_diff_records_str_values(self):
lhs = [
{
'name': 'a',
'sheep': '7'
},
{
'name': 'b',
'sheep': '12'
},
{
'name': 'c',
'sheep': '0'
},
]
rhs = [
{
'name': 'a',
'sheep': '7'
},
{
'name': 'c',
'sheep': '2'
},
{
'name': 'd',
'sheep': '8'
},
]
diff = csvdiff.diff_records(lhs, rhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
# check the contents of the diff
self.assertEqual(diff['added'], [{'name': 'd', 'sheep': '8'}])
self.assertEqual(diff['removed'], [{'name': 'b', 'sheep': '12'}])
self.assertEqual(diff['changed'], [{
'key': ['c'],
'fields': {
'sheep': {
'from': '0',
'to': '2'
}
}
}])
# check that we can apply the diff
patched = csvdiff.patch_records(diff, lhs)
self.assertRecordsEqual(rhs, patched)
def test_summarize_identical(self):
lhs = [
{'name': 'a', 'sheep': '7'},
{'name': 'b', 'sheep': '12'},
{'name': 'c', 'sheep': '0'},
]
diff = csvdiff.diff_records(lhs, lhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
o = StringIO()
csvdiff._summarize_diff(diff, len(lhs), stream=o)
self.assertEqual(
o.getvalue(),
'files are identical\n'
)
def test_summarize_identical(self):
lhs = [
{
'name': 'a',
'sheep': '7'
},
{
'name': 'b',
'sheep': '12'
},
{
'name': 'c',
'sheep': '0'
},
]
diff = csvdiff.diff_records(lhs, lhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
o = StringIO()
csvdiff._summarize_diff(diff, len(lhs), stream=o)
self.assertEqual(o.getvalue(), 'files are identical\n')
def test_summarize(self):
lhs = [
{'name': 'a', 'sheep': '7'},
{'name': 'b', 'sheep': '12'},
{'name': 'c', 'sheep': '0'},
]
rhs = [
{'name': 'a', 'sheep': '7'},
{'name': 'c', 'sheep': '2'},
{'name': 'd', 'sheep': '8'},
]
diff = csvdiff.diff_records(lhs, rhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
o = StringIO()
csvdiff._summarize_diff(diff, len(lhs), stream=o)
self.assertEqual(
o.getvalue(),
"1 rows removed (33.3%)\n"
"1 rows added (33.3%)\n"
"1 rows changed (33.3%)\n"
)
def test_summarize(self):
lhs = [
{
'name': 'a',
'sheep': '7'
},
{
'name': 'b',
'sheep': '12'
},
{
'name': 'c',
'sheep': '0'
},
]
rhs = [
{
'name': 'a',
'sheep': '7'
},
{
'name': 'c',
'sheep': '2'
},
{
'name': 'd',
'sheep': '8'
},
]
diff = csvdiff.diff_records(lhs, rhs, ['name'])
assert patch.is_valid(diff)
assert not patch.is_typed(diff)
o = StringIO()
csvdiff._summarize_diff(diff, len(lhs), stream=o)
self.assertEqual(
o.getvalue(), "1 rows removed (33.3%)\n"
"1 rows added (33.3%)\n"
"1 rows changed (33.3%)\n")
