Add a unit test for package summary

Signed-off-by: swastik <swastkk@gmail.com>

Author: swastkk

tests/summarycode/data/package_summary/basic-plugin-testing/codebase/README.txt

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+Sample code
+
+Copyright Example Corp.

tests/summarycode/data/package_summary/basic-plugin-testing/codebase/mit.LICENSE

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+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

tests/summarycode/data/package_summary/basic-plugin-testing/codebase/src/a.py

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+# Copyright Example Corp
+# Copyright Other Corp.
+# This is licensed under Apache-2.0 or MIT
+
+def something():
+    pass

tests/summarycode/data/package_summary/basic-plugin-testing/codebase/tests/test_a.py

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+# Copyright Example Corp.
+# This is licensed under GPL-2.0-or-later

tests/summarycode/data/package_summary/basic-plugin-testing/expected.json

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+{
+  "files": [
+    {
+      "path": "codebase",
+      "type": "directory",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/mit.LICENSE",
+      "type": "file",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/README.txt",
+      "type": "file",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/src",
+      "type": "directory",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/src/a.py",
+      "type": "file",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/tests",
+      "type": "directory",
+      "scan_errors": []
+    },
+    {
+      "path": "codebase/tests/test_a.py",
+      "type": "file",
+      "scan_errors": []
+    }
+  ]
+}

tests/summarycode/test_package_summary.py

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+#
+# Copyright (c) nexB Inc. and others. All rights reserved.
+# ScanCode is a trademark of nexB Inc.
+# SPDX-License-Identifier: Apache-2.0
+# See http://www.apache.org/licenses/LICENSE-2.0 for the license text.
+# See https://github.com/nexB/scancode-toolkit for support or download.
+# See https://aboutcode.org for more information about nexB OSS projects.
+#
+
+import pytest
+from os import path
+
+from commoncode.testcase import FileDrivenTesting
+from scancode.cli_test_utils import check_json_scan
+from scancode.cli_test_utils import run_scan_click
+from scancode_config import REGEN_TEST_FIXTURES
+from summarycode.package_summary import PackageSummary
+
+class TestPackageSummary(FileDrivenTesting):
+    test_data_dir = path.join(path.dirname(__file__), 'data')
+
+    def test_package_summary_plugin(self):
+        test_dir = self.get_test_loc('package_summary/basic-plugin-testing/codebase/') 
+        result_file = self.get_temp_file('json')
+        expected_file = self.get_test_loc('package_summary/basic-plugin-testing/expected.json')
+        
+        # Run the scan with the package summary option
+        run_scan_click([
+            '--package-summary',
+            '--json-pp', result_file, test_dir
+        ])
+        
+        check_json_scan(expected_file, result_file, remove_uuid=True, remove_file_date=True, regen=REGEN_TEST_FIXTURES)