moviewyrm/bookwyrm/tests/importers/test_librarything_import.py

""" testing import """
import csv
import pathlib
from unittest.mock import patch
import datetime
import pytz

from django.test import TestCase
import responses

from bookwyrm import models
from bookwyrm.importers import LibrarythingImporter
from bookwyrm.importers.importer import import_data, handle_imported_book
from bookwyrm.settings import DOMAIN


def make_date(*args):
    """helper function to easily generate a date obj"""
    return datetime.datetime(*args, tzinfo=pytz.UTC)


# pylint: disable=consider-using-with
@patch("bookwyrm.suggested_users.rerank_suggestions_task.delay")
class LibrarythingImport(TestCase):
    """importing from librarything tsv"""

    def setUp(self):
        """use a test tsv"""
        self.importer = LibrarythingImporter()
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")

        # Librarything generates latin encoded exports...
        self.csv = open(datafile, "r", encoding=self.importer.encoding)
        with patch("bookwyrm.suggested_users.rerank_suggestions_task.delay"):
            self.user = models.User.objects.create_user(
                "mmai", "mmai@mmai.mmai", "password", local=True
            )

        models.Connector.objects.create(
            identifier=DOMAIN,
            name="Local",
            local=True,
            connector_file="self_connector",
            base_url="https://%s" % DOMAIN,
            books_url="https://%s/book" % DOMAIN,
            covers_url="https://%s/images/covers" % DOMAIN,
            search_url="https://%s/search?q=" % DOMAIN,
            priority=1,
        )
        work = models.Work.objects.create(title="Test Work")
        self.book = models.Edition.objects.create(
            title="Example Edition",
            remote_id="https://example.com/book/1",
            parent_work=work,
        )

    def test_create_job(self, _):
        """creates the import job entry and checks csv"""
        import_job = self.importer.create_job(self.user, self.csv, False, "public")
        self.assertEqual(import_job.user, self.user)
        self.assertEqual(import_job.include_reviews, False)
        self.assertEqual(import_job.privacy, "public")

        import_items = models.ImportItem.objects.filter(job=import_job).all()
        self.assertEqual(len(import_items), 3)
        self.assertEqual(import_items[0].index, 0)
        self.assertEqual(import_items[0].data["Book Id"], "5498194")
        self.assertEqual(import_items[1].index, 1)
        self.assertEqual(import_items[1].data["Book Id"], "5015319")
        self.assertEqual(import_items[2].index, 2)
        self.assertEqual(import_items[2].data["Book Id"], "5015399")

    def test_create_retry_job(self, _):
        """trying again with items that didn't import"""
        import_job = self.importer.create_job(self.user, self.csv, False, "unlisted")
        import_items = models.ImportItem.objects.filter(job=import_job).all()[:2]

        retry = self.importer.create_retry_job(self.user, import_job, import_items)
        self.assertNotEqual(import_job, retry)
        self.assertEqual(retry.user, self.user)
        self.assertEqual(retry.include_reviews, False)
        self.assertEqual(retry.privacy, "unlisted")

        retry_items = models.ImportItem.objects.filter(job=retry).all()
        self.assertEqual(len(retry_items), 2)
        self.assertEqual(retry_items[0].index, 0)
        self.assertEqual(import_items[0].data["Book Id"], "5498194")
        self.assertEqual(retry_items[1].index, 1)
        self.assertEqual(retry_items[1].data["Book Id"], "5015319")

    @responses.activate
    def test_import_data(self, _):
        """resolve entry"""
        import_job = self.importer.create_job(self.user, self.csv, False, "unlisted")
        book = models.Edition.objects.create(title="Test Book")

        with patch(
            "bookwyrm.models.import_job.ImportItem.get_book_from_isbn"
        ) as resolve:
            resolve.return_value = book
            with patch("bookwyrm.importers.importer.handle_imported_book"):
                import_data(self.importer.service, import_job.id)

        import_item = models.ImportItem.objects.get(job=import_job, index=0)
        self.assertEqual(import_item.book.id, book.id)

    def test_handle_imported_book(self, _):
        """librarything import added a book, this adds related connections"""
        shelf = self.user.shelf_set.filter(identifier="read").first()
        self.assertIsNone(shelf.books.first())

        import_job = models.ImportJob.objects.create(user=self.user)
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")
        csv_file = open(datafile, "r", encoding=self.importer.encoding)
        for index, entry in enumerate(
            list(csv.DictReader(csv_file, delimiter=self.importer.delimiter))
        ):
            entry = self.importer.parse_fields(entry)
            import_item = models.ImportItem.objects.create(
                job_id=import_job.id, index=index, data=entry, book=self.book
            )
            break

        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            handle_imported_book(
                self.importer.service, self.user, import_item, False, "public"
            )

        shelf.refresh_from_db()
        self.assertEqual(shelf.books.first(), self.book)

        readthrough = models.ReadThrough.objects.get(user=self.user)
        self.assertEqual(readthrough.book, self.book)
        self.assertEqual(readthrough.start_date, make_date(2007, 4, 16))
        self.assertEqual(readthrough.finish_date, make_date(2007, 5, 8))

    def test_handle_imported_book_already_shelved(self, _):
        """librarything import added a book, this adds related connections"""
        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            shelf = self.user.shelf_set.filter(identifier="to-read").first()
            models.ShelfBook.objects.create(shelf=shelf, user=self.user, book=self.book)

        import_job = models.ImportJob.objects.create(user=self.user)
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")
        csv_file = open(datafile, "r", encoding=self.importer.encoding)
        for index, entry in enumerate(
            list(csv.DictReader(csv_file, delimiter=self.importer.delimiter))
        ):
            entry = self.importer.parse_fields(entry)
            import_item = models.ImportItem.objects.create(
                job_id=import_job.id, index=index, data=entry, book=self.book
            )
            break

        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            handle_imported_book(
                self.importer.service, self.user, import_item, False, "public"
            )

        shelf.refresh_from_db()
        self.assertEqual(shelf.books.first(), self.book)
        self.assertIsNone(self.user.shelf_set.get(identifier="read").books.first())

        readthrough = models.ReadThrough.objects.get(user=self.user)
        self.assertEqual(readthrough.book, self.book)
        self.assertEqual(readthrough.start_date, make_date(2007, 4, 16))
        self.assertEqual(readthrough.finish_date, make_date(2007, 5, 8))

    def test_handle_import_twice(self, _):
        """re-importing books"""
        shelf = self.user.shelf_set.filter(identifier="read").first()
        import_job = models.ImportJob.objects.create(user=self.user)
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")
        csv_file = open(datafile, "r", encoding=self.importer.encoding)
        for index, entry in enumerate(
            list(csv.DictReader(csv_file, delimiter=self.importer.delimiter))
        ):
            entry = self.importer.parse_fields(entry)
            import_item = models.ImportItem.objects.create(
                job_id=import_job.id, index=index, data=entry, book=self.book
            )
            break

        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            handle_imported_book(
                self.importer.service, self.user, import_item, False, "public"
            )
            handle_imported_book(
                self.importer.service, self.user, import_item, False, "public"
            )

        shelf.refresh_from_db()
        self.assertEqual(shelf.books.first(), self.book)

        readthrough = models.ReadThrough.objects.get(user=self.user)
        self.assertEqual(readthrough.book, self.book)
        self.assertEqual(readthrough.start_date, make_date(2007, 4, 16))
        self.assertEqual(readthrough.finish_date, make_date(2007, 5, 8))

    @patch("bookwyrm.activitystreams.ActivityStream.add_status")
    def test_handle_imported_book_review(self, *_):
        """librarything review import"""
        import_job = models.ImportJob.objects.create(user=self.user)
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")
        csv_file = open(datafile, "r", encoding=self.importer.encoding)
        entry = list(csv.DictReader(csv_file, delimiter=self.importer.delimiter))[0]
        entry = self.importer.parse_fields(entry)
        import_item = models.ImportItem.objects.create(
            job_id=import_job.id, index=0, data=entry, book=self.book
        )

        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            handle_imported_book(
                self.importer.service, self.user, import_item, True, "unlisted"
            )
        review = models.Review.objects.get(book=self.book, user=self.user)
        self.assertEqual(review.content, "chef d'oeuvre")
        self.assertEqual(review.rating, 5)
        self.assertEqual(review.published_date, make_date(2007, 5, 8))
        self.assertEqual(review.privacy, "unlisted")

    def test_handle_imported_book_reviews_disabled(self, _):
        """librarything review import"""
        import_job = models.ImportJob.objects.create(user=self.user)
        datafile = pathlib.Path(__file__).parent.joinpath("../data/librarything.tsv")
        csv_file = open(datafile, "r", encoding=self.importer.encoding)
        entry = list(csv.DictReader(csv_file, delimiter=self.importer.delimiter))[2]
        entry = self.importer.parse_fields(entry)
        import_item = models.ImportItem.objects.create(
            job_id=import_job.id, index=0, data=entry, book=self.book
        )

        with patch("bookwyrm.models.activitypub_mixin.broadcast_task.delay"):
            handle_imported_book(
                self.importer.service, self.user, import_item, False, "unlisted"
            )
        self.assertFalse(
            models.Review.objects.filter(book=self.book, user=self.user).exists()
        )