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import subprocess
import pytest
from briefcase.exceptions import BriefcaseCommandError
from ...utils import create_file, create_installed_package, file_content
def test_thin_app_packages(dummy_command, tmp_path):
"An app packages folder can be thinned"
app_packages = tmp_path / "app_pacakges.gothic"
# Install a package into the app_packages folder that contains source and binaries.
create_installed_package(
app_packages,
"pkg",
"2.3.4",
tag="macOS_11_0_gothic",
extra_content=[
("pkg/other.py", "# other python"),
("pkg/sub1/module1.dylib", "dylib-fat"),
("pkg/sub1/module2.so", "dylib-fat"),
("pkg/sub2/module3.dylib", "dylib-fat"),
],
)
# All dylibs have 2 architectures
dummy_command.tools.subprocess.check_output.return_value = (
"Architectures in the fat file: path/to/file.dylib are: modern gothic\n"
)
# Mock the effect of calling lipo -thin
def thin_dylib(*args, **kwargs):
create_file(args[0][args[0].index("-output") + 1], "dylib-thin")
dummy_command.tools.subprocess.run.side_effect = thin_dylib
# Thin the app_packages folder to gothic dylibs
dummy_command.thin_app_packages(app_packages, arch="gothic")
# All libraries have been thinned
assert file_content(app_packages / "pkg/sub1/module1.dylib") == "dylib-thin"
assert file_content(app_packages / "pkg/sub1/module2.so") == "dylib-thin"
assert file_content(app_packages / "pkg/sub2/module3.dylib") == "dylib-thin"
def test_thin_app_packages_problem(dummy_command, tmp_path):
"If one of the libraries can't be thinned, an error is raised"
app_packages = tmp_path / "app_pacakges.gothic"
# Install a package into the app_packages folder that contains source and binaries.
create_installed_package(
app_packages,
"pkg",
"2.3.4",
tag="macOS_11_0_gothic",
extra_content=[
("pkg/other.py", "# other python"),
("pkg/sub1/module1.dylib", "dylib-fat"),
("pkg/sub1/module2.so", "dylib-fat"),
("pkg/sub2/module3.dylib", "dylib-fat"),
],
)
# All dylibs have 2 architectures
dummy_command.tools.subprocess.check_output.return_value = (
"Architectures in the fat file: path/to/file.dylib are: modern gothic\n"
)
# Mock the effect of calling lipo -thin. Calling on a .so file raises an error.
def thin_dylib(*args, **kwargs):
if str(args[0][-1]).endswith(".so"):
raise subprocess.CalledProcessError(cmd="lipo -thin", returncode=-1)
create_file(args[0][args[0].index("-output") + 1], "dylib-thin")
dummy_command.tools.subprocess.run.side_effect = thin_dylib
# Thin the app_packages folder to gothic dylibs. This raises an error:
with pytest.raises(
BriefcaseCommandError,
match=r"Unable to create thin binary from .*module2\.so",
):
dummy_command.thin_app_packages(app_packages, arch="gothic")
def test_thin_no_dylibs(dummy_command, tmp_path):
"If there are no dylibs, thinning is a no-op."
app_packages = tmp_path / "app_pacakges.gothic"
# Install a package into the app_packages folder that only contains source.
create_installed_package(
app_packages,
"pkg",
"2.3.4",
tag="macOS_11_0_gothic",
extra_content=[
("pkg/other.py", "# other python"),
],
)
# Thin the app packages folder
dummy_command.thin_app_packages(app_packages, arch="gothic")
# lipo was not called.
dummy_command.tools.subprocess.check_output.assert_not_called()
dummy_command.tools.subprocess.run.assert_not_called()
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