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"""
Test command line interface to JPEG2JP2
"""
# standard library imports
import unittest
from unittest.mock import patch
# 3rd party library imports
# Local imports
from glymur import JPEG2JP2, command_line, reset_option
from . import fixtures
from .fixtures import (
OPENJPEG_NOT_AVAILABLE,
OPENJPEG_NOT_AVAILABLE_MSG,
CANNOT_USE_IMPORTLIB_METADATA
)
@unittest.skipIf(OPENJPEG_NOT_AVAILABLE, OPENJPEG_NOT_AVAILABLE_MSG)
@unittest.skipIf(
CANNOT_USE_IMPORTLIB_METADATA,
'missing importlib.metadata.files ?'
)
class TestSuite(fixtures.TestJPEGCommon):
def test_smoke(self):
"""
SCENARIO: no special options
EXPECTED RESULT: no errors
"""
new = ['', str(self.retina), str(self.temp_jp2_filename)]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_verbosity(self):
"""
SCENARIO: verbosity is specified on the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--verbosity', 'info'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_tilesize(self):
"""
SCENARIO: tilesize is specified on the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--tilesize', '512', '512'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_psnr(self):
"""
SCENARIO: specify psnr via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--psnr', '30', '35', '40', '0'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_irreversible(self):
"""
SCENARIO: specify the irreversible transform via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--irreversible'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_plt(self):
"""
SCENARIO: specify the PLT markers via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--plt'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_eph(self):
"""
SCENARIO: specify the EPH markers via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--eph'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_sop(self):
"""
SCENARIO: specify the SOP markers via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--sop'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_progression_order(self):
"""
SCENARIO: specify the procession order via the command line
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--prog', 'rlcp'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_number_of_resolutions(self):
"""
SCENARIO: specify resolution
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--numres', '6'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_num_threads(self):
"""
SCENARIO: specify number of threads to use
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--num-threads', '4'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
reset_option('all')
def test_icc_profile(self):
"""
SCENARIO: specify to include an ICC profile
EXPECTED RESULT: no errors
"""
new = [
'', str(self.rocket), str(self.temp_jp2_filename),
'--include-icc-profile',
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_layers(self):
"""
SCENARIO: specify compression ratios
EXPECTED RESULT: no errors
"""
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--cratio', '200', '50', '10'
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
def test_resolution_boxes(self):
"""
SCENARIO: specify capture and display resolution
EXPECTED RESULT: no errors
"""
vresc, hresc = 0.1, 0.2
vresd, hresd = 0.3, 0.4
new = [
'', str(self.retina), str(self.temp_jp2_filename),
'--capture-resolution', str(vresc), str(hresc),
'--display-resolution', str(vresd), str(hresd),
]
with (
patch('sys.argv', new=new),
patch.object(JPEG2JP2, 'run', new=lambda x: None)
):
command_line.jpeg2jp2()
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