avocado-framework/avocado

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selftests/unit/test_runner_package.py

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import unittest
from unittest.mock import patch

from avocado.core.nrunner.runnable import Runnable
from avocado.plugins.runners.package import PackageRunner


class BasicTests(unittest.TestCase):
    """Basic unit tests for the PackageRunner class"""

    def test_no_kwargs(self):
        runnable = Runnable(kind="package", uri=None)
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        result = "error"
        self.assertIn(result, messages[-1]["result"])
        stderr = b"Package name should be passed as kwargs"
        self.assertIn(stderr, messages[-2]["log"])

    def test_wrong_action(self):
        runnable = Runnable(kind="package", uri=None, **{"action": "foo"})
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        result = "error"
        self.assertIn(result, messages[-1]["result"])
        stderr = b"Invalid action foo. Use one of 'install', 'check' or 'remove'"
        self.assertIn(stderr, messages[-2]["log"])


class ActionTests(unittest.TestCase):
    """Unit tests for the actions on PackageRunner class"""

    def setUp(self):
        """Mock SoftwareManager"""

        self.sm_patcher = patch(
            "avocado.plugins.runners.package.SoftwareManager", autospec=True
        )
        self.mock_sm = self.sm_patcher.start()
        self.addCleanup(self.sm_patcher.stop)

    def test_success_install(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: False
        self.mock_sm.return_value.install = lambda install: True
        runnable = Runnable(
            kind="package", uri=None, **{"action": "install", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "pass")
        stdout = b"Package(s) foo installed successfully"
        self.assertIn(stdout, messages[-3]["log"])

    def test_already_installed(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: True
        runnable = Runnable(
            kind="package", uri=None, **{"action": "install", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "pass")
        stdout = b"Package foo already installed"
        self.assertIn(stdout, messages[-3]["log"])

    def test_fail_install(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: False
        self.mock_sm.return_value.install = lambda install: False
        runnable = Runnable(
            kind="package", uri=None, **{"action": "install", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "error")
        stderr = b"Failed to install foo."
        self.assertIn(stderr, messages[-2]["log"])

    def test_success_remove(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: True
        self.mock_sm.return_value.remove = lambda remove: True
        runnable = Runnable(
            kind="package", uri=None, **{"action": "remove", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "pass")
        stdout = b"Package(s) foo removed successfully"
        self.assertIn(stdout, messages[-3]["log"])

    def test_not_installed(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: False
        runnable = Runnable(
            kind="package", uri=None, **{"action": "remove", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "pass")
        stdout = b"Package foo not installed"
        self.assertIn(stdout, messages[-3]["log"])

    def test_fail_remove(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: True
        self.mock_sm.return_value.remove = lambda remove: False
        runnable = Runnable(
            kind="package", uri=None, **{"action": "remove", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "error")
        stderr = b"Failed to remove foo."
        self.assertIn(stderr, messages[-2]["log"])

    def test_success_check(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: True
        runnable = Runnable(
            kind="package", uri=None, **{"action": "check", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "pass")
        stdout = b"Package foo already installed"
        self.assertIn(stdout, messages[-3]["log"])

    def test_fail_check(self):

        self.mock_sm.return_value.check_installed = lambda check_installed: False
        runnable = Runnable(
            kind="package", uri=None, **{"action": "check", "name": "foo"}
        )
        runner = PackageRunner()
        status = runner.run(runnable)
        messages = []
        while True:
            try:
                messages.append(next(status))
            except StopIteration:
                break
        self.assertEqual(messages[-1]["result"], "error")
        stderr = b"Package foo not installed"
        self.assertIn(stderr, messages[-2]["log"])


if __name__ == "__main__":
    unittest.main()