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test_dependabot_file.py
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test_dependabot_file.py
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"""Tests for the dependabot_file.py functions."""
import unittest
from unittest.mock import MagicMock
import github3
import yaml
from dependabot_file import add_existing_ecosystem_to_exempt_list, build_dependabot_file
class TestDependabotFile(unittest.TestCase):
"""
Test the dependabot_file.py functions.
"""
def test_not_found_error(self):
"""Test that the dependabot.yml file is built correctly with no package manager"""
repo = MagicMock()
response = MagicMock()
response.status_code = 404
repo.file_contents.side_effect = github3.exceptions.NotFoundError(resp=response)
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, None)
def test_build_dependabot_file_with_bundler(self):
"""Test that the dependabot.yml file is built correctly with bundler"""
repo = MagicMock()
filename_list = ["Gemfile", "Gemfile.lock"]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'bundler'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_existing_config_bundler_no_update(self):
"""Test that the dependabot.yml file is built correctly with bundler"""
repo = MagicMock()
repo.file_contents.side_effect = lambda f, filename="Gemfile": f == filename
# expected_result is None because the existing config already contains the all applicable ecosystems
expected_result = None
existing_config = MagicMock()
existing_config.decoded = b'---\nversion: 2\nupdates:\n - package-ecosystem: "bundler"\n\
directory: "/"\n schedule:\n interval: "weekly"\n commit-message:\n prefix: "chore(deps)"\n'
result = build_dependabot_file(repo, False, [], {}, existing_config)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_2_space_indent_existing_config_bundler_with_update(
self,
):
"""Test that the dependabot.yml file is built correctly with bundler"""
repo = MagicMock()
repo.file_contents.side_effect = lambda f, filename="Gemfile": f == filename
# expected_result maintains existing ecosystem with custom configuration
# and adds new ecosystem
expected_result = """---
version: 2
updates:
- package-ecosystem: "pip"
directory: "/"
schedule:
interval: "weekly"
commit-message:
prefix: "chore(deps)"
- package-ecosystem: 'bundler'
directory: '/'
schedule:
interval: 'weekly'
"""
existing_config = MagicMock()
existing_config.decoded = b'---\nversion: 2\nupdates:\n - package-ecosystem: "pip"\n directory: "/"\n\
schedule:\n interval: "weekly"\n commit-message:\n prefix: "chore(deps)"\n'
result = build_dependabot_file(repo, False, [], {}, existing_config)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_weird_space_indent_existing_config_bundler_with_update(
self,
):
"""Test that the dependabot.yml file is built correctly with bundler"""
repo = MagicMock()
repo.file_contents.side_effect = lambda f, filename="Gemfile": f == filename
# expected_result maintains existing ecosystem with custom configuration
# and adds new ecosystem
existing_config = MagicMock()
existing_config.decoded = b'---\nversion: 2\nupdates:\n- package-ecosystem: "pip"\n directory: "/"\n\
schedule:\n interval: "weekly"\n commit-message:\n prefix: "chore(deps)"\n'
result = build_dependabot_file(repo, False, [], {}, existing_config)
self.assertEqual(result, None)
def test_build_dependabot_file_with_npm(self):
"""Test that the dependabot.yml file is built correctly with npm"""
repo = MagicMock()
filename_list = ["package.json", "package-lock.json", "yarn.lock"]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'npm'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_pip(self):
"""Test that the dependabot.yml file is built correctly with pip"""
repo = MagicMock()
filename_list = [
"requirements.txt",
"Pipfile",
"Pipfile.lock",
"pyproject.toml",
"poetry.lock",
]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'pip'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_cargo(self):
"""Test that the dependabot.yml file is built correctly with Cargo"""
repo = MagicMock()
filename_list = [
"Cargo.toml",
"Cargo.lock",
]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'cargo'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_gomod(self):
"""Test that the dependabot.yml file is built correctly with Go module"""
repo = MagicMock()
repo.file_contents.side_effect = lambda filename: filename == "go.mod"
expected_result = """---
version: 2
updates:
- package-ecosystem: 'gomod'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_composer(self):
"""Test that the dependabot.yml file is built correctly with Composer"""
repo = MagicMock()
filename_list = [
"composer.json",
"composer.lock",
]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'composer'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_hex(self):
"""Test that the dependabot.yml file is built correctly with Hex"""
repo = MagicMock()
filename_list = [
"mix.exs",
"mix.lock",
]
for filename in filename_list:
repo.file_contents.side_effect = lambda f, filename=filename: f == filename
expected_result = """---
version: 2
updates:
- package-ecosystem: 'mix'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_nuget(self):
"""Test that the dependabot.yml file is built correctly with NuGet"""
repo = MagicMock()
repo.file_contents.side_effect = lambda filename: filename.endswith(".csproj")
expected_result = """---
version: 2
updates:
- package-ecosystem: 'nuget'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_docker(self):
"""Test that the dependabot.yml file is built correctly with Docker"""
repo = MagicMock()
repo.file_contents.side_effect = lambda filename: filename == "Dockerfile"
expected_result = """---
version: 2
updates:
- package-ecosystem: 'docker'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_terraform_with_files(self):
"""Test that the dependabot.yml file is built correctly with Terraform"""
repo = MagicMock()
response = MagicMock()
response.status_code = 404
repo.file_contents.side_effect = github3.exceptions.NotFoundError(resp=response)
repo.directory_contents.side_effect = lambda path: (
[("main.tf", None)] if path == "/" else []
)
expected_result = """---
version: 2
updates:
- package-ecosystem: 'terraform'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_terraform_without_files(self):
"""Test that the dependabot.yml file is built correctly with Terraform"""
repo = MagicMock()
response = MagicMock()
response.status_code = 404
repo.file_contents.side_effect = github3.exceptions.NotFoundError(resp=response)
# Test absence of Terraform files
repo.directory_contents.side_effect = lambda path: [] if path == "/" else []
result = build_dependabot_file(repo, False, [], {}, None)
self.assertIsNone(result)
# Test empty repository
response = MagicMock()
response.status_code = 404
repo.directory_contents.side_effect = github3.exceptions.NotFoundError(
resp=response
)
result = build_dependabot_file(repo, False, [], {}, None)
self.assertIsNone(result)
def test_build_dependabot_file_with_github_actions(self):
"""Test that the dependabot.yml file is built correctly with GitHub Actions"""
repo = MagicMock()
response = MagicMock()
response.status_code = 404
repo.file_contents.side_effect = github3.exceptions.NotFoundError(resp=response)
repo.directory_contents.side_effect = lambda path: (
[("test.yml", None)] if path == ".github/workflows" else []
)
expected_result = """---
version: 2
updates:
- package-ecosystem: 'github-actions'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(repo, False, [], None, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_github_actions_without_files(self):
"""Test that the dependabot.yml file is None when no YAML files are found in the .github/workflows/ directory."""
repo = MagicMock()
response = MagicMock()
response.status_code = 404
repo.file_contents.side_effect = github3.exceptions.NotFoundError(resp=response)
repo.directory_contents.side_effect = github3.exceptions.NotFoundError(
resp=response
)
result = build_dependabot_file(repo, False, [], None, None)
self.assertEqual(result, None)
def test_build_dependabot_file_with_groups(self):
"""Test that the dependabot.yml file is built correctly with grouped dependencies"""
repo = MagicMock()
repo.file_contents.side_effect = lambda filename: filename == "Dockerfile"
expected_result = """---
version: 2
updates:
- package-ecosystem: 'docker'
directory: '/'
schedule:
interval: 'weekly'
groups:
production-dependencies:
dependency-type: 'production'
development-dependencies:
dependency-type: 'development'
"""
result = build_dependabot_file(repo, True, [], {}, None)
self.assertEqual(result, expected_result)
def test_build_dependabot_file_with_exempt_ecosystems(self):
"""Test that the dependabot.yml file is built correctly with exempted ecosystems"""
repo = MagicMock()
repo.file_contents.side_effect = lambda filename: filename == "Dockerfile"
result = build_dependabot_file(repo, False, ["docker"], {}, None)
self.assertEqual(result, None)
def test_build_dependabot_file_with_repo_specific_exempt_ecosystems(self):
"""Test that the dependabot.yml file is built correctly with exempted ecosystems"""
repo = MagicMock()
repo.full_name = "test/test"
repo.file_contents.side_effect = lambda filename: filename == "Dockerfile"
result = build_dependabot_file(repo, False, [], {"test/test": ["docker"]}, None)
self.assertEqual(result, None)
def test_add_existing_ecosystem_to_exempt_list(self):
"""Test that existing ecosystems are added to the exempt list"""
exempt_ecosystems = ["npm", "pip", "github-actions"]
existing_config = MagicMock()
existing_config.decoded = yaml.dump(
{
"updates": [
{"package-ecosystem": "npm"},
{"package-ecosystem": "pip"},
{"package-ecosystem": "bundler"},
]
}
).encode()
add_existing_ecosystem_to_exempt_list(exempt_ecosystems, existing_config)
# Check new ecosystem is added to exempt list
self.assertIn("bundler", exempt_ecosystems)
# Keep existing ecosystems in exempt list
for ecosystem in exempt_ecosystems:
self.assertIn(ecosystem, exempt_ecosystems)
def test_build_dependabot_file_for_multiple_repos_with_few_existing_config(self):
"""
Test the case where there are multiple repos with few existing dependabot config
"""
existing_config_repo = MagicMock()
existing_config_repo.file_contents.side_effect = (
lambda f, filename="Gemfile": f == filename
)
existing_config = MagicMock()
existing_config.decoded = b'---\nversion: 2\nupdates:\n - package-ecosystem: "bundler"\n\
directory: "/"\n schedule:\n interval: "weekly"\n commit-message:\n prefix: "chore(deps)"\n'
exempt_ecosystems = []
result = build_dependabot_file(
existing_config_repo, False, exempt_ecosystems, {}, existing_config
)
self.assertEqual(result, None)
no_existing_config_repo = MagicMock()
filename_list = ["package.json", "package-lock.json", "yarn.lock"]
for filename in filename_list:
no_existing_config_repo.file_contents.side_effect = (
lambda f, filename=filename: f == filename
)
expected_result = """---
version: 2
updates:
- package-ecosystem: 'npm'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(
no_existing_config_repo, False, exempt_ecosystems, {}, None
)
self.assertEqual(result, expected_result)
def test_check_multiple_repos_with_no_dependabot_config(self):
"""
Test the case where there is a single repo
"""
mock_repo_1 = MagicMock()
mock_repo_1.file_contents.side_effect = lambda filename: filename == "go.mod"
expected_result = """---
version: 2
updates:
- package-ecosystem: 'gomod'
directory: '/'
schedule:
interval: 'weekly'
"""
exempt_ecosystems = []
result = build_dependabot_file(mock_repo_1, False, exempt_ecosystems, {}, None)
self.assertEqual(result, expected_result)
no_existing_config_repo = MagicMock()
filename_list = ["package.json", "package-lock.json", "yarn.lock"]
for filename in filename_list:
no_existing_config_repo.file_contents.side_effect = (
lambda f, filename=filename: f == filename
)
expected_result = """---
version: 2
updates:
- package-ecosystem: 'npm'
directory: '/'
schedule:
interval: 'weekly'
"""
result = build_dependabot_file(
no_existing_config_repo, False, exempt_ecosystems, {}, None
)
self.assertEqual(result, expected_result)
if __name__ == "__main__":
unittest.main()