Mercurial > hgrepos > Python2 > PyMuPDF

annotate tests/conftest.py @ 1:1d09e1dec1d9 upstream

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ADD: PyMuPDF v1.26.4: the original sdist. It does not yet contain MuPDF. This normally will be downloaded when building PyMuPDF.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:37:51 +0200
parents
children a6bc019ac0b2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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1 import copy
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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2 import os
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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3 import platform
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4 import sys
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5
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6 import pymupdf
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7
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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8 import pytest
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9
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10 PYMUPDF_PYTEST_RESUME = os.environ.get('PYMUPDF_PYTEST_RESUME')
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11
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12 @pytest.fixture(autouse=True)
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13 def wrap(request):
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14 '''
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15 Check that tests return with empty MuPDF warnings buffer. For example this
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16 detects failure to call fz_close_output() before fz_drop_output(), which
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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17 (as of 2024-4-12) generates a warning from MuPDF.
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18
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19 As of 2024-09-12 we also detect whether tests leave fds open; but for now
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20 do not fail tests, because many tests need fixing.
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21 '''
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22 global PYMUPDF_PYTEST_RESUME
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23 if PYMUPDF_PYTEST_RESUME:
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24 # Skip all tests until we reach a matching name.
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25 if PYMUPDF_PYTEST_RESUME == request.function.__name__:
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26 print(f'### {PYMUPDF_PYTEST_RESUME=}: resuming at {request.function.__name__=}.')
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27 PYMUPDF_PYTEST_RESUME = None
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28 else:
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29 print(f'### {PYMUPDF_PYTEST_RESUME=}: Skipping {request.function.__name__=}.')
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30 return
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31
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32 wt = pymupdf.TOOLS.mupdf_warnings()
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33 assert not wt, f'{wt=}'
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34 if platform.python_implementation() == 'GraalVM':
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35 pymupdf.TOOLS.set_small_glyph_heights()
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36 else:
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37 assert not pymupdf.TOOLS.set_small_glyph_heights()
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38 next_fd_before = os.open(__file__, os.O_RDONLY)
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39 os.close(next_fd_before)
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40
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41 if platform.system() == 'Linux' and platform.python_implementation() != 'GraalVM':
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42 test_fds = True
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43 else:
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44 test_fds = False
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45
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46 if test_fds:
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47 # Gather detailed information about leaked fds.
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48 def get_fds():
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49 import subprocess
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50 path = 'PyMuPDF-linx-fds'
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51 path_l = 'PyMuPDF-linx-fds-l'
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52 command = f'ls /proc/{os.getpid()}/fd > {path}'
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53 command_l = f'ls -l /proc/{os.getpid()}/fd > {path_l}'
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54 subprocess.run(command, shell=1)
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55 subprocess.run(command_l, shell=1)
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56 with open(path) as f:
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57 ret = f.read()
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58 ret = ret.replace('\n', ' ')
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59 with open(path_l) as f:
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60 ret_l = f.read()
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61 return ret, ret_l
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62 open_fds_before, open_fds_before_l = get_fds()
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63
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64 pymupdf._log_items_clear()
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65 pymupdf._log_items_active(True)
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66
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67 JM_annot_id_stem = pymupdf.JM_annot_id_stem
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68
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69 def get_members(a):
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70 ret = dict()
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71 for n in dir(a):
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72 if not n.startswith('_'):
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73 v = getattr(a, n)
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74 ret[n] = v
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75 return ret
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76
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77 # Allow post-test checking that pymupdf._globals has not changed.
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78 _globals_pre = get_members(pymupdf._globals)
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79
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80 # Run the test.
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81 rep = yield
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82
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83 sys.stdout.flush()
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84
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85 # Test has run; check it did not create any MuPDF warnings etc.
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86 wt = pymupdf.TOOLS.mupdf_warnings()
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87 if not hasattr(pymupdf, 'mupdf'):
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88 print(f'Not checking mupdf_warnings on classic.')
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89 else:
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90 assert not wt, f'Warnings text not empty: {wt=}'
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91
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92 assert not pymupdf.TOOLS.set_small_glyph_heights()
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93
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94 _globals_post = get_members(pymupdf._globals)
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95 if _globals_post != _globals_pre:
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96 print(f'Test has changed pymupdf._globals from {_globals_pre=} to {_globals_post=}')
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97 assert 0
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98
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99 log_items = pymupdf._log_items()
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100 assert not log_items, f'log() was called; {len(log_items)=}.'
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101
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102 assert pymupdf.JM_annot_id_stem == JM_annot_id_stem, \
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103 f'pymupdf.JM_annot_id_stem has changed from {JM_annot_id_stem!r} to {pymupdf.JM_annot_id_stem!r}'
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104
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105 if test_fds:
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106 # Show detailed information about leaked fds.
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107 open_fds_after, open_fds_after_l = get_fds()
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108 if open_fds_after != open_fds_before:
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109 import textwrap
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110 print(f'Test has changed process fds:')
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111 print(f' {open_fds_before=}')
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112 print(f' {open_fds_after=}')
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113 print(f'open_fds_before_l:')
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114 print(textwrap.indent(open_fds_before_l, ' '))
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115 print(f'open_fds_after_l:')
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116 print(textwrap.indent(open_fds_after_l, ' '))
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117 #assert 0
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118
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119 next_fd_after = os.open(__file__, os.O_RDONLY)
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120 os.close(next_fd_after)
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121
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122 if test_fds and next_fd_after != next_fd_before:
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123 print(f'Test has leaked fds, {next_fd_before=} {next_fd_after=}.')
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124 #assert 0, f'Test has leaked fds, {next_fd_before=} {next_fd_after=}. {args=} {kwargs=}.'
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125
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126 if 0:
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127 # This code can be useful to track down test failures caused by other
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128 # tests modifying global state.
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129 #
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130 # We run a particular test menually after each test returns.
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131 sys.path.insert(0, os.path.dirname(__file__))
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132 try:
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133 import test_tables
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134 finally:
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135 del sys.path[0]
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136 print(f'### Calling test_tables.test_md_styles().')
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137 try:
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138 test_tables.test_md_styles()
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139 except Exception as e:
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140 print(f'### test_tables.test_md_styles() failed: {e}')
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141 raise
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142 else:
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143 print(f'### test_tables.test_md_styles() passed.')