mirror of https://github.com/papermerge/mglib
Add Unit Tests for pdftk module
parent
38d3efad11
commit
1ad7239172
|
@ -31,6 +31,8 @@ def cat_ranges_for_reorder(page_count, new_order):
|
|||
|
||||
[4, 2, 3, 1]
|
||||
"""
|
||||
if len(new_order) != page_count:
|
||||
raise ValueError("Not enough pages specified")
|
||||
results = []
|
||||
# key = page_num
|
||||
# value = page_order
|
||||
|
@ -53,7 +55,7 @@ def cat_ranges_for_delete(page_count, page_numbers):
|
|||
"""
|
||||
Returns a list of integers. Each number in the list
|
||||
is the number of page which will 'stay' in document.
|
||||
In other words, it returns a list with deleted pages.
|
||||
In other words, it returns a list with not deleted pages.
|
||||
|
||||
Examples:
|
||||
|
||||
|
@ -83,7 +85,7 @@ def cat_ranges_for_delete(page_count, page_numbers):
|
|||
|
||||
for check in page_numbers:
|
||||
if not isinstance(check, int):
|
||||
err_msg = "page_numbers must be a list of strings"
|
||||
err_msg = "page_numbers must be a list of ints"
|
||||
raise ValueError(err_msg)
|
||||
|
||||
for number in range(1, page_count + 1):
|
||||
|
@ -112,7 +114,7 @@ def split_ranges(total, after=False, before=False):
|
|||
(it means, by default, all pages are inserted at the end of the doc)
|
||||
"""
|
||||
if after and not before:
|
||||
if not isinstance(after, int):
|
||||
if not type(after) == int:
|
||||
raise ValueError(
|
||||
"argument 'after' is supposed to be an int"
|
||||
)
|
||||
|
@ -121,7 +123,7 @@ def split_ranges(total, after=False, before=False):
|
|||
return list1, list2
|
||||
|
||||
if not after and before:
|
||||
if not isinstance(before, int):
|
||||
if not type(before) == int:
|
||||
raise ValueError(
|
||||
"argument 'before' is supposed to be an int"
|
||||
)
|
||||
|
|
|
@ -0,0 +1,145 @@
|
|||
import os
|
||||
import unittest
|
||||
from unittest import mock
|
||||
from mglib import pdftk
|
||||
from mglib.conf import settings
|
||||
from mglib.runcmd import run
|
||||
|
||||
BASE_DIR = os.path.dirname(os.path.abspath(__file__))
|
||||
|
||||
DATA_DIR = os.path.join(BASE_DIR, "data")
|
||||
|
||||
|
||||
class TestPdfLib(unittest.TestCase):
|
||||
def test_ranges_for_reorder(self):
|
||||
actual = pdftk.cat_ranges_for_reorder(4, [
|
||||
{"page_order": 1, "page_num": 4},
|
||||
{"page_order": 2, "page_num": 3},
|
||||
{"page_order": 3, "page_num": 2},
|
||||
{"page_order": 4, "page_num": 1}
|
||||
])
|
||||
expected = [4,3,2,1]
|
||||
assert expected == actual
|
||||
|
||||
self.assertRaises(ValueError, pdftk.cat_ranges_for_reorder, 2, [])
|
||||
self.assertRaises(KeyError, pdftk.cat_ranges_for_reorder, 2, [
|
||||
{"page_order": 3, "page_num": 4},
|
||||
{"page_order": 5, "page_num": 6}
|
||||
])
|
||||
|
||||
def test_delete_pages(self):
|
||||
input_file = os.path.join(DATA_DIR, "berlin.pdf")
|
||||
output_file = os.path.join(DATA_DIR, "berlin2.pdf")
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.delete_pages(input_file, output_file, [1])
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, input_file, "cat", "2", "output", output_file]
|
||||
)
|
||||
|
||||
def test_cat_ranges_for_delete(self):
|
||||
page_count = 22
|
||||
page_numbers = range(1, 23)
|
||||
|
||||
actual = pdftk.cat_ranges_for_delete(page_count, [21])
|
||||
expected = list(page_numbers)
|
||||
expected.remove(21)
|
||||
assert actual == expected
|
||||
|
||||
actual = pdftk.cat_ranges_for_delete(page_count, [1])
|
||||
expected = list(page_numbers)
|
||||
expected.remove(1)
|
||||
assert actual == expected
|
||||
|
||||
actual = pdftk.cat_ranges_for_delete(page_count, [1, 7, 10])
|
||||
expected = list(page_numbers)
|
||||
expected.remove(1)
|
||||
expected.remove(7)
|
||||
expected.remove(10)
|
||||
assert actual == expected
|
||||
|
||||
self.assertRaises(ValueError, pdftk.cat_ranges_for_delete, page_count, ["1"])
|
||||
|
||||
def test_split_ranges(self):
|
||||
page_count = 9
|
||||
page_numbers = list(range(1, 10))
|
||||
|
||||
self.assertRaises(ValueError, pdftk.split_ranges, 9, after="a", before=False)
|
||||
self.assertRaises(ValueError, pdftk.split_ranges, 9, after=False, before=True)
|
||||
|
||||
actual1, actual2 = pdftk.split_ranges(page_count, 1, False)
|
||||
expected1 = [1]
|
||||
expected2 = [2, 3, 4, 5, 6, 7, 8, 9]
|
||||
assert actual1 == expected1
|
||||
assert actual2 == expected2
|
||||
|
||||
actual1, actual2 = pdftk.split_ranges(page_count, False, 2)
|
||||
expected1 = [1]
|
||||
expected2 = [2, 3, 4, 5, 6, 7, 8, 9]
|
||||
assert actual1 == expected1
|
||||
assert actual2 == expected2
|
||||
|
||||
actual1, actual2 = pdftk.split_ranges(page_count)
|
||||
expected1 = list(range(1, page_count + 1))
|
||||
expected2 = []
|
||||
assert actual1 == expected1
|
||||
assert actual2 == expected2
|
||||
|
||||
def test_reorder_pages(self):
|
||||
input_file = os.path.join(DATA_DIR, "berlin.pdf")
|
||||
output_file = os.path.join(DATA_DIR, "berlin2.pdf")
|
||||
new_order = [
|
||||
{'page_num': 2, 'page_order': 1},
|
||||
{'page_num': 1, 'page_order': 2},
|
||||
]
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.reorder_pages(input_file, output_file, new_order)
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, input_file, "cat", "2", "1", "output", output_file]
|
||||
)
|
||||
|
||||
def test_paste_pages_into_existing_doc(self):
|
||||
input_file = os.path.join(DATA_DIR, "berlin.pdf")
|
||||
output_file = os.path.join(DATA_DIR, "berlin2.pdf")
|
||||
datalist = []
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.paste_pages_into_existing_doc(input_file, output_file, datalist)
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, "A=" + input_file, "cat", "A1", "A2", "output", output_file]
|
||||
)
|
||||
|
||||
datalist = [{"src": input_file, "page_nums": "34"}]
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.paste_pages_into_existing_doc(input_file, output_file, datalist, 1)
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, "A=" + input_file, "B=" + input_file, "cat", "A1", "B3",
|
||||
"B4", "A2", "output", output_file]
|
||||
)
|
||||
def test_paste_pages(self):
|
||||
input_file = os.path.join(DATA_DIR, "berlin.pdf")
|
||||
output_file = os.path.join(DATA_DIR, "berlin2.pdf")
|
||||
datalist = []
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.paste_pages(input_file, output_file, datalist, False)
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, "A=" + input_file, "cat", "A1", "A2", "output", output_file]
|
||||
)
|
||||
|
||||
datalist = [{"src": input_file, "page_nums": "34"}]
|
||||
|
||||
with mock.patch("mglib.pdftk.run") as run_func:
|
||||
pdftk.paste_pages(input_file, output_file, datalist)
|
||||
run_func.assert_called()
|
||||
run_func.assert_called_with(
|
||||
[settings.BINARY_PDFTK, "A=" + input_file, "cat", "A3", "A4",
|
||||
"output", output_file]
|
||||
)
|
Loading…
Reference in New Issue