Introduce a distutils_write_namespace helper that can be used to
temporarily write a namespace __init__.py as needed to run tests
when legacy dev-python/namespace-* packages are installed.
Signed-off-by: Michał Górny <mgo...@gentoo.org>
---
eclass/distutils-r1.eclass | 41 ++++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/eclass/distutils-r1.eclass b/eclass/distutils-r1.eclass
index f9cb41aa3d42..ccdf0e025758 100644
--- a/eclass/distutils-r1.eclass
+++ b/eclass/distutils-r1.eclass
@@ -750,6 +750,42 @@ distutils_install_for_testing() {
esetup.py install "${add_args[@]}" "${@}"
}
+# @FUNCTION: distutils_write_namespace
+# @USAGE: <namespace>...
+# @DESCRIPTION:
+# Write the __init__.py file for the requested namespace into PEP517
+# install tree, in order to fix running tests when legacy namespace
+# packages are installed (dev-python/namespace-*).
+#
+# This function must only be used in python_test(). The created file
+# will automatically be removed upon leaving the test phase.
+distutils_write_namespace() {
+ debug-print-function ${FUNCNAME} "${@}"
+
+ if [[ ! ${DISTUTILS_USE_PEP517} ]]; then
+ die "${FUNCNAME} is available only in PEP517 mode"
+ fi
+ if [[ ${EBUILD_PHASE} != test || ! ${BUILD_DIR} ]]; then
+ die "${FUNCNAME} should only be used in python_test"
+ fi
+
+ local namespace
+ for namespace; do
+ if [[ ${namespace} == *[./]* ]]; then
+ die "${FUNCNAME} does not support nested namespaces at
the moment"
+ fi
+
+ local
path=${BUILD_DIR}/install$(python_get_sitedir)/${namespace}/__init__.py
+ if [[ -f ${path} ]]; then
+ die "Requested namespace ${path} exists already!"
+ fi
+ cat > "${path}" <<-EOF || die
+ __path__ = __import__('pkgutil').extend_path(__path__,
__name__)
+ EOF
+ _DISTUTILS_POST_PHASE_RM+=( "${path}" )
+ done
+}
+
# @FUNCTION: _distutils-r1_disable_ez_setup
# @INTERNAL
# @DESCRIPTION:
@@ -1477,10 +1513,15 @@ distutils-r1_run_phase() {
esac
local -x LDSHARED="${CC} ${ldopts}" LDCXXSHARED="${CXX} ${ldopts}"
+ local _DISTUTILS_POST_PHASE_RM=()
"${@}"
local ret=${?}
+ if [[ -n ${_DISTUTILS_POST_PHASE_RM} ]]; then
+ rm "${_DISTUTILS_POST_PHASE_RM[@]}" || die
+ fi
+
cd "${_DISTUTILS_INITIAL_CWD}" || die
return "${ret}"
}
--
2.35.1
