Add test coverage for pyproject.toml parsing

Author: marcoYxz

Dockerfile

@@ -7,6 +7,7 @@ WORKDIR /srv/
 RUN pip install twine setuptools
 
 COPY ./requirements.txt /srv/python-third-party-license-file-generator/requirements.txt
+COPY ./pyproject.toml /srv/python-third-party-license-file-generator/pyproject.toml
 
 RUN pip install -r /srv/python-third-party-license-file-generator/requirements.txt
 

docker-entrypoint.sh

@@ -2,6 +2,7 @@
 
 set -e
 
+# Test parse and generation of THIRDPARTYLICENSES from requirements.txt
 python -u -m third_party_license_file_generator \
     -r /srv/python-third-party-license-file-generator/requirements.txt \
     -p "$(which python)" \
@@ -16,3 +17,24 @@ if ! test -e THIRDPARTYLICENSES; then
 fi
 
 python3 /srv/python-third-party-license-file-generator/check_third_party_licenses.py
+
+rm THIRDPARTYLICENSES
+
+# Test parse and generation of THIRDPARTYLICENSES from pyproject.toml (if Python version is 3.x)
+if python -c "import sys; sys.exit(0 if sys.version_info.major >= 3 else 1)" 2>/dev/null
+then
+    python -u -m third_party_license_file_generator \
+    -r /srv/python-third-party-license-file-generator/pyproject.toml \
+    -p "$(which python)" \
+    --do-not-skip-not-required-packages \
+    --permit-gpl \
+	--skip-prefix twine
+
+    if ! test -e THIRDPARTYLICENSES; then
+        echo "error: couldn't find THIRDPARTYLICENSES- something has gone badly wrong"
+
+        exit 1
+    fi
+
+    python3 /srv/python-third-party-license-file-generator/check_third_party_licenses.py
+fi

pyproject.toml

@@ -0,0 +1,13 @@
+[project]
+name = "python-third-party-license-file-generator"
+version = "0.1.0"
+description = "The Python third_party_license_file_generator is aimed at distilling down the appropriate license for one or many pip \"requirements\" files into a single file; it supports Python2.7 and Python3."
+readme = "README.md"
+requires-python = ">=3.9"
+dependencies = [
+    "dom-toml>=2.1.0 ; python_full_version >= '3'",
+    "pyyaml<5.4 ; python_full_version < '3'",
+    "pyyaml>=5.4 ; python_full_version >= '3'",
+    "requests>=2.25 ; python_full_version < '3'",
+    "requests>=2.25 ; python_full_version >= '3'",
+]