# -*- coding: utf-8 -*-

"""
 (c) 2017 - Copyright Red Hat Inc

 Authors:
   Pierre-Yves Chibon <pingou@pingoured.fr>

"""

from __future__ import unicode_literals, absolute_import

import unittest
import sys
import os

import pygit2

sys.path.insert(
    0, os.path.join(os.path.dirname(os.path.abspath(__file__)), "..")
)

import pagure.lib.model  # noqa
import tests  # noqa
from pagure.lib.repo import PagureRepo  # noqa


class LocalBasetests(tests.Modeltests):
    """ Tests for view_file endpoint of the flask pagure app """

    def setUp(self):
        """ Set up the environnment, ran before every tests. """
        super(LocalBasetests, self).setUp()

        pagure.config.config["VIRUS_SCAN_ATTACHMENTS"] = False
        pagure.config.config["UPLOAD_FOLDER_URL"] = "/releases/"
        pagure.config.config["UPLOAD_FOLDER_PATH"] = os.path.join(
            self.path, "releases"
        )


class PagureFlaskRepoViewFileSimpletests(LocalBasetests):
    """ Tests for view_file endpoint of the flask pagure app """

    def test_view_file_no_project(self):
        """ Test the view_file when the project is unknown. """
        output = self.app.get("/foo/blob/foo/f/sources")
        # No project registered in the DB
        self.assertEqual(output.status_code, 404)

    def test_view_file_no_git(self):
        """ Test the view_file when the project has no git repo. """
        tests.create_projects(self.session)

        output = self.app.get("/test/blob/foo/f/sources")
        # No git repo associated
        self.assertEqual(output.status_code, 404)

    def test_view_file_no_git_content(self):
        """ Test the view_file when the file doesn't exist. """
        tests.create_projects(self.session)
        tests.create_projects_git(os.path.join(self.path, "repos"), bare=True)

        output = self.app.get("/test/blob/foo/f/sources")
        self.assertEqual(output.status_code, 404)


class PagureFlaskRepoViewFiletests(LocalBasetests):
    """ Tests for view_file endpoint of the flask pagure app """

    def setUp(self):
        """ Set up the environnment, ran before every tests. """
        super(PagureFlaskRepoViewFiletests, self).setUp()
        tests.create_projects(self.session)
        tests.create_projects_git(os.path.join(self.path, "repos"), bare=True)

        # Add some content to the git repo
        tests.add_content_git_repo(
            os.path.join(self.path, "repos", "test.git")
        )
        tests.add_readme_git_repo(os.path.join(self.path, "repos", "test.git"))
        tests.add_binary_git_repo(
            os.path.join(self.path, "repos", "test.git"), "test.jpg"
        )
        tests.add_binary_git_repo(
            os.path.join(self.path, "repos", "test.git"), "test_binary"
        )

    def test_view_file_invalid_file(self):
        """ Test the view_file when the file doesn't exist. """

        output = self.app.get("/test/blob/master/foofile")
        self.assertEqual(output.status_code, 404)
        output = self.app.get("/test/blob/sources/f/testfoo.jpg")
        self.assertEqual(output.status_code, 404)
        output = self.app.get("/test/blob/master/f/folder1/testfoo.jpg")
        self.assertEqual(output.status_code, 404)

    def test_view_file_basic_text(self):
        """ Test the view_file with a basic text file. """
        output = self.app.get("/test/blob/master/f/sources")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn(
            '<pre class="syntaxhighlightblock">'
            '<code class="lang-plaintext">foo\n bar</code></pre>',
            output_text,
        )

    def test_view_file_empty_file(self):
        """ Test the view_file with an empty file. """

        # Empty files should also be displayed
        tests.add_content_to_git(
            os.path.join(self.path, "repos", "test.git"),
            filename="emptyfile.md",
            content="",
        )
        output = self.app.get("/test/blob/master/f/emptyfile.md")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn(
            '<a class="btn btn-secondary btn-sm" '
            'href="/test/raw/master/f/emptyfile.md" '
            'title="View as raw">Raw</a>',
            output_text,
        )
        self.assertIn(
            '<div class="m-2">\n' "        \n      </div>", output_text
        )

    def test_view_file_binary_file(self):
        """ Test the view_file with a binary file. """

        # View what's supposed to be an image
        output = self.app.get("/test/blob/master/f/test.jpg")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn("Binary files cannot be rendered.<br/>", output_text)
        self.assertIn(
            '<a href="/test/raw/master/f/test.jpg">view the raw version',
            output_text,
        )

    def test_view_file_by_commit(self):
        """ Test the view_file in a specific commit. """

        # View by commit id
        repo = pygit2.Repository(os.path.join(self.path, "repos", "test.git"))
        commit = repo.revparse_single("HEAD")

        output = self.app.get("/test/blob/%s/f/test.jpg" % commit.oid.hex)
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn("Binary files cannot be rendered.<br/>", output_text)
        self.assertIn('/f/test.jpg">view the raw version', output_text)

    def test_view_file_by_name(self):
        """ Test the view_file via a image name. """

        # View by image name -- somehow we support this
        output = self.app.get("/test/blob/sources/f/test.jpg")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn("Binary files cannot be rendered.<br/>", output_text)
        self.assertIn('/f/test.jpg">view the raw version', output_text)

    def test_view_file_binary_file2(self):
        """ Test the view_file with a binary file (2). """

        # View binary file
        output = self.app.get("/test/blob/sources/f/test_binary")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn('/f/test_binary">view the raw version', output_text)
        self.assertTrue("Binary files cannot be rendered.<br/>" in output_text)

    def test_view_file_for_folder(self):
        """ Test the view_file with a folder. """

        # View folder
        output = self.app.get("/test/blob/master/f/folder1")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn(
            '<span class="fa fa-folder text-muted"></span>', output_text
        )
        self.assertIn("<title>Tree - test - Pagure</title>", output_text)
        self.assertIn(
            '<a href="/test/blob/master/f/folder1/folder2">', output_text
        )

    def test_view_file_nested_file(self):
        """ Test the view_file with a nested file. """

        # Verify the nav links correctly when viewing a nested folder/file.
        output = self.app.get("/test/blob/master/f/folder1/folder2/file")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn(
            '<li class="breadcrumb-item"><a '
            'href="/test/blob/master/f/folder1/folder2">\n            '
            '<span class="fa fa-folder"></span>&nbsp; folder2</a>'
            "\n          </li>",
            output_text,
        )

    def test_view_file_non_ascii_file(self):
        """ Test the view_file with a non-ascii file name. """

        # View file with a non-ascii name
        tests.add_commit_git_repo(
            os.path.join(self.path, "repos", "test.git"),
            ncommits=1,
            filename="Šource",
        )
        output = self.app.get("/test/blob/master/f/Šource")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertEqual(
            output.headers["Content-Type"].lower(), "text/html; charset=utf-8"
        )
        self.assertIn("</span>&nbsp; Šource", output_text)
        self.assertIn(
            '<pre class="syntaxhighlightblock">'
            '<code class="lang-plaintext">Row 0\n</code></pre>',
            output_text,
        )

    def test_view_file_fork_and_edit_logged_out(self):
        """ Test the view_file fork and edit button presence when logged
        out.
        """

        # not logged in, no edit button but fork & edit is there
        output = self.app.get("/test/blob/master/f/sources")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertNotIn(
            '<a class="btn btn-sm btn-secondary" '
            'href="/test/edit/master/f/sources" title="Edit file">'
            "Edit</a>",
            output_text,
        )
        self.assertIn(
            '<button class="btn btn-sm btn-secondary fork_project_btn">'
            "\n                            Fork and Edit",
            output_text,
        )

    def test_view_file_fork_and_edit_logged_in(self):
        """ Test the view_file fork and edit button presence when logged
        in.
        """

        # logged in, both buttons are there
        user = tests.FakeUser(username="pingou")
        with tests.user_set(self.app.application, user):
            output = self.app.get("/test/blob/master/f/sources")
            self.assertEqual(output.status_code, 200)
            output_text = output.get_data(as_text=True)
            self.assertIn(
                '<a class="btn btn-sm btn-secondary" '
                'href="/test/edit/master/f/sources" title="Edit file">'
                "Edit</a>",
                output_text,
            )
            self.assertIn(
                '<button class="btn btn-sm btn-secondary fork_project_btn">'
                "\n                            Fork and Edit",
                output_text,
            )


class PagureFlaskRepoViewFileForktests(LocalBasetests):
    """ Tests for view_file endpoint of the flask pagure app for a fork """

    def setUp(self):
        """ Set up the environnment, ran before every tests. """
        super(PagureFlaskRepoViewFileForktests, self).setUp()

        tests.create_projects(self.session)
        tests.create_projects_git(os.path.join(self.path, "repos"), bare=True)

        # Add some content to the git repo
        tests.add_content_git_repo(
            os.path.join(self.path, "repos", "test.git")
        )
        tests.add_readme_git_repo(os.path.join(self.path, "repos", "test.git"))
        tests.add_binary_git_repo(
            os.path.join(self.path, "repos", "test.git"), "test.jpg"
        )
        tests.add_binary_git_repo(
            os.path.join(self.path, "repos", "test.git"), "test_binary"
        )

        # Add a fork of a fork
        item = pagure.lib.model.Project(
            user_id=1,  # pingou
            name="test",
            description="test project #3",
            is_fork=True,
            parent_id=1,
            hook_token="aaabbbppp",
        )
        self.session.add(item)
        self.session.commit()

        tests.add_content_git_repo(
            os.path.join(self.path, "repos", "forks", "pingou", "test.git")
        )
        tests.add_readme_git_repo(
            os.path.join(self.path, "repos", "forks", "pingou", "test.git")
        )
        tests.add_commit_git_repo(
            os.path.join(self.path, "repos", "forks", "pingou", "test.git"),
            ncommits=10,
        )

    def test_view_file_nested_file_in_fork(self):
        """ Test the view_file with a nested file in fork. """
        # Verify the nav links correctly when viewing a file/folder in a fork.
        output = self.app.get(
            "/fork/pingou/test/blob/master/f/folder1/folder2/file"
        )
        self.assertEqual(output.status_code, 200)
        self.assertIn(
            '<li class="breadcrumb-item"><a '
            'href="/fork/pingou/test/blob/master/f/folder1/folder2">'
            '\n            <span class="fa fa-folder"></span>&nbsp; folder2'
            "</a>\n          </li>",
            output.get_data(as_text=True),
        )

    def test_view_file_in_branch_in_fork(self):
        """ Test the view_file in a specific branch of a fork. """
        output = self.app.get("/fork/pingou/test/blob/master/f/sources")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertIn(
            '<pre class="syntaxhighlightblock"><code class="lang-plaintext">'
            "foo\n barRow 0\n"
            "Row 1\nRow 2\nRow 3\nRow 4\nRow 5\nRow 6\nRow 7\nRow 8\n"
            "Row 9\n</code></pre>",
            output_text,
        )

    def test_view_file_fork_and_edit_on_fork_logged_out(self):
        """ Test the view_file on a text file on a fork when logged out. """

        # not logged in, no edit button but fork & edit is there
        output = self.app.get("/fork/pingou/test/blob/master/f/sources")
        self.assertEqual(output.status_code, 200)
        output_text = output.get_data(as_text=True)
        self.assertNotIn(
            '<a class="btn btn-sm btn-secondary" '
            'href="/test/edit/master/f/sources" title="Edit file">'
            "Edit</a>",
            output_text,
        )
        self.assertIn(
            '<button class="btn btn-sm btn-secondary fork_project_btn">'
            "\n                            Fork and Edit",
            output_text,
        )

    def test_view_file_fork_and_edit_on_your_fork(self):
        """ Test the view_file on a text file on your fork when logged in.
        """

        # logged in, but it's your own fork, so just edit button is there
        user = tests.FakeUser(username="pingou")
        with tests.user_set(self.app.application, user):
            output = self.app.get("/fork/pingou/test/blob/master/f/sources")
            self.assertEqual(output.status_code, 200)
            output_text = output.get_data(as_text=True)
            self.assertIn(
                '<a class="btn btn-sm btn-secondary" '
                'href="/fork/pingou/test/edit/master/f/sources" title="Edit file">'
                "Edit</a>",
                output_text,
            )
            self.assertNotIn(
                '<button class="btn btn-sm btn-secondary fork_project_btn">'
                "\n                            Fork and Edit",
                output_text,
            )

    def test_view_file_fork_and_edit_on_a_fork(self):
        """ Test the view_file on a text file on somone else's fork when
        logged in.
        """

        # logged in, but it's not your fork, so only fork and edit button
        # is there
        user = tests.FakeUser(username="foo")
        with tests.user_set(self.app.application, user):
            output = self.app.get("/fork/pingou/test/blob/master/f/sources")
            self.assertEqual(output.status_code, 200)
            output_text = output.get_data(as_text=True)
            self.assertNotIn(
                '<a class="btn btn-sm btn-secondary" '
                'href="/fork/pingou/test/edit/master/f/sources" title="Edit file">'
                "Edit</a>",
                output_text,
            )
            self.assertIn(
                '<button class="btn btn-sm btn-secondary fork_project_btn">'
                "\n                            Fork and Edit",
                output_text,
            )

    def test_view_file_fork_and_edit_on_project(self):
        """ Test the view_file on a text file on somone else's fork when
        logged in.
        """

        # logged in and seeing the project you forked
        user = tests.FakeUser(username="pingou")
        with tests.user_set(self.app.application, user):
            output = self.app.get("/test/blob/master/f/sources")
            self.assertEqual(output.status_code, 200)
            output_text = output.get_data(as_text=True)
            self.assertIn(
                '<a class="btn btn-sm btn-secondary" '
                'href="/test/edit/master/f/sources" title="Edit file">'
                "Edit</a>",
                output_text,
            )
            self.assertIn(
                '<button class="btn btn-sm btn-secondary fork_project_btn">'
                "\n                            Edit in your fork",
                output_text,
            )


if __name__ == "__main__":
    unittest.main(verbosity=2)