79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
from nose.tools import assert_equal, assert_raises
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import pathlib
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from helpers import absolute_sample_path
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from pdfminer.layout import LTComponent
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from pdfminer.utils import open_filename, Plane, shorten_str
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class TestOpenFilename:
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def test_string_input(self):
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filename = absolute_sample_path("simple1.pdf")
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opened = open_filename(filename)
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assert_equal(opened.closing, True)
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def test_pathlib_input(self):
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filename = pathlib.Path(absolute_sample_path("simple1.pdf"))
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opened = open_filename(filename)
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assert_equal(opened.closing, True)
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def test_file_input(self):
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filename = absolute_sample_path("simple1.pdf")
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with open(filename, "rb") as in_file:
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opened = open_filename(in_file)
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assert_equal(opened.file_handler, in_file)
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def test_unsupported_input(self):
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assert_raises(TypeError, open_filename, 0)
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class TestPlane:
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def test_find_nothing_in_empty_bbox(self):
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plane, _ = self.given_plane_with_one_object()
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result = list(plane.find((50, 50, 100, 100)))
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assert_equal(result, [])
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def test_find_nothing_after_removing(self):
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plane, obj = self.given_plane_with_one_object()
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plane.remove(obj)
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result = list(plane.find((0, 0, 100, 100)))
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assert_equal(result, [])
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def test_find_object_in_whole_plane(self):
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plane, obj = self.given_plane_with_one_object()
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result = list(plane.find((0, 0, 100, 100)))
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assert_equal(result, [obj])
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def test_find_if_object_is_smaller_than_gridsize(self):
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plane, obj = self.given_plane_with_one_object(object_size=1,
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gridsize=100)
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result = list(plane.find((0, 0, 100, 100)))
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assert_equal(result, [obj])
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def test_find_object_if_much_larger_than_gridsize(self):
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plane, obj = self.given_plane_with_one_object(object_size=100,
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gridsize=10)
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result = list(plane.find((0, 0, 100, 100)))
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assert_equal(result, [obj])
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@staticmethod
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def given_plane_with_one_object(object_size=50, gridsize=50):
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bounding_box = (0, 0, 100, 100)
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plane = Plane(bounding_box, gridsize)
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obj = LTComponent((0, 0, object_size, object_size))
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plane.add(obj)
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return plane, obj
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class TestFunctions(object):
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def test_shorten_str(self):
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s = shorten_str('Hello there World', 15)
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assert_equal(s, 'Hello ... World')
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def test_shorten_short_str_is_same(self):
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s = 'Hello World'
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assert_equal(s, shorten_str(s, 50))
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def test_shorten_to_really_short(self):
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assert_equal('Hello', shorten_str('Hello World', 5))
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