Arsse/tests/cases/Database/SeriesArticle.php

<?php
/** @license MIT
 * Copyright 2017 J. King, Dustin Wilson et al.
 * See LICENSE and AUTHORS files for details */

declare(strict_types=1);
namespace JKingWeb\Arsse\TestCase\Database;

use JKingWeb\Arsse\Database;
use JKingWeb\Arsse\Arsse;
use JKingWeb\Arsse\Context\Context;
use JKingWeb\Arsse\Misc\Date;
use Phake;

trait SeriesArticle {
    protected function setUpSeriesArticle() {
        $this->data = [
            'arsse_users' => [
                'columns' => [
                    'id'       => 'str',
                    'password' => 'str',
                    'name'     => 'str',
                ],
                'rows' => [
                    ["jane.doe@example.com", "", "Jane Doe"],
                    ["john.doe@example.com", "", "John Doe"],
                    ["john.doe@example.org", "", "John Doe"],
                    ["john.doe@example.net", "", "John Doe"],
                ],
            ],
            'arsse_folders' => [
                'columns' => [
                    'id'     => "int",
                    'owner'  => "str",
                    'parent' => "int",
                    'name'   => "str",
                ],
                'rows' => [
                    [1, "john.doe@example.com", null, "Technology"],
                    [2, "john.doe@example.com",    1, "Software"],
                    [3, "john.doe@example.com",    1, "Rocketry"],
                    [4, "jane.doe@example.com", null, "Politics"],
                    [5, "john.doe@example.com", null, "Politics"],
                    [6, "john.doe@example.com",    2, "Politics"],
                    [7, "john.doe@example.net", null, "Technology"],
                    [8, "john.doe@example.net",    7, "Software"],
                    [9, "john.doe@example.net", null, "Politics"],
                ]
            ],
            'arsse_feeds' => [
                'columns' => [
                    'id'         => "int",
                    'url'        => "str",
                    'title'      => "str",
                ],
                'rows' => [
                    [1,"http://example.com/1", "Feed 1"],
                    [2,"http://example.com/2", "Feed 2"],
                    [3,"http://example.com/3", "Feed 3"],
                    [4,"http://example.com/4", "Feed 4"],
                    [5,"http://example.com/5", "Feed 5"],
                    [6,"http://example.com/6", "Feed 6"],
                    [7,"http://example.com/7", "Feed 7"],
                    [8,"http://example.com/8", "Feed 8"],
                    [9,"http://example.com/9", "Feed 9"],
                    [10,"http://example.com/10", "Feed 10"],
                    [11,"http://example.com/11", "Feed 11"],
                    [12,"http://example.com/12", "Feed 12"],
                    [13,"http://example.com/13", "Feed 13"],
                ]
            ],
            'arsse_subscriptions' => [
                'columns' => [
                    'id'         => "int",
                    'owner'      => "str",
                    'feed'       => "int",
                    'folder'     => "int",
                    'title'      => "str",
                ],
                'rows' => [
                    [1, "john.doe@example.com",1, null,"Subscription 1"],
                    [2, "john.doe@example.com",2, null,null],
                    [3, "john.doe@example.com",3,    1,"Subscription 3"],
                    [4, "john.doe@example.com",4,    6,null],
                    [5, "john.doe@example.com",10,   5,"Subscription 5"],
                    [6, "jane.doe@example.com",1, null,null],
                    [7, "jane.doe@example.com",10,null,"Subscription 7"],
                    [8, "john.doe@example.org",11,null,null],
                    [9, "john.doe@example.org",12,null,"Subscription 9"],
                    [10,"john.doe@example.org",13,null,null],
                    [11,"john.doe@example.net",10,null,"Subscription 11"],
                    [12,"john.doe@example.net",2,    9,null],
                    [13,"john.doe@example.net",3,    8,"Subscription 13"],
                    [14,"john.doe@example.net",4,    7,null],
                ]
            ],
            'arsse_articles' => [
                'columns' => [
                    'id'                 => "int",
                    'feed'               => "int",
                    'url'                => "str",
                    'title'              => "str",
                    'author'             => "str",
                    'published'          => "datetime",
                    'edited'             => "datetime",
                    'content'            => "str",
                    'guid'               => "str",
                    'url_title_hash'     => "str",
                    'url_content_hash'   => "str",
                    'title_content_hash' => "str",
                    'modified'           => "datetime",
                ],
                'rows' => [
                    [1,1,null,"Title one",  null,null,null,"First article", null,"","","","2000-01-01T00:00:00Z"],
                    [2,1,null,"Title two",  null,null,null,"Second article",null,"","","","2010-01-01T00:00:00Z"],
                    [3,2,null,"Title three",null,null,null,"Third article", null,"","","","2000-01-01T00:00:00Z"],
                    [4,2,null,null,"John Doe",null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [5,3,null,null,"John Doe",null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [6,3,null,null,"Jane Doe",null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [7,4,null,null,"Jane Doe",null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [8,4,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [9,5,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [10,5,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [11,6,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [12,6,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [13,7,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [14,7,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [15,8,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [16,8,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [17,9,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [18,9,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [19,10,null,null,null,null,null,null,null,"","","","2000-01-01T00:00:00Z"],
                    [20,10,null,null,null,null,null,null,null,"","","","2010-01-01T00:00:00Z"],
                    [101,11,'http://example.com/1','Article title 1','','2000-01-01 00:00:00','2000-01-01 00:00:01','<p>Article content 1</p>','e433653cef2e572eee4215fa299a4a5af9137b2cefd6283c85bd69a32915beda','f5cb8bfc1c7396dc9816af212a3e2ac5221585c2a00bf7ccb6aabd95dcfcd6a6','fb0bc8f8cb08913dc5a497db700e327f1d34e4987402687d494a5891f24714d4','18fdd4fa93d693128c43b004399e5c9cea6c261ddfa002518d3669f55d8c2207','2000-01-01 01:00:00'],
                    [102,11,'http://example.com/2','Article title 2','','2000-01-02 00:00:00','2000-01-02 00:00:02','<p>Article content 2</p>','5be8a5a46ecd52ed132191c8d27fb1af6b3d4edc00234c5d9f8f0e10562ed3b7','0e86d2de822a174fe3c44a466953e63ca1f1a58a19cbf475fce0855d4e3d5153','13075894189c47ffcfafd1dfe7fbb539f7c74a69d35a399b3abf8518952714f9','2abd0a8cba83b8214a66c8f0293ba63e467d720540e29ff8ddcdab069d4f1c9e','2000-01-02 02:00:00'],
                    [103,12,'http://example.com/3','Article title 3','','2000-01-03 00:00:00','2000-01-03 00:00:03','<p>Article content 3</p>','31a6594500a48b59fcc8a075ce82b946c9c3c782460d088bd7b8ef3ede97ad92','f74b06b240bd08abf4d3fdfc20dba6a6f6eb8b4f1a00e9a617efd63a87180a4b','b278380e984cefe63f0e412b88ffc9cb0befdfa06fdc00bace1da99a8daff406','ad622b31e739cd3a3f3c788991082cf4d2f7a8773773008e75f0572e58cd373b','2000-01-03 03:00:00'],
                    [104,12,'http://example.com/4','Article title 4','','2000-01-04 00:00:00','2000-01-04 00:00:04','<p>Article content 4</p>','804e517d623390e71497982c77cf6823180342ebcd2e7d5e32da1e55b09dd180','f3615c7f16336d3ea242d35cf3fc17dbc4ee3afb78376bf49da2dd7a5a25dec8','f11c2b4046f207579aeb9c69a8c20ca5461cef49756ccfa5ba5e2344266da3b3','ab2da63276acce431250b18d3d49b988b226a99c7faadf275c90b751aee05be9','2000-01-04 04:00:00'],
                    [105,13,'http://example.com/5','Article title 5','','2000-01-05 00:00:00','2000-01-05 00:00:05','<p>Article content 5</p>','db3e736c2c492f5def5c5da33ddcbea1824040e9ced2142069276b0a6e291a41','d40da96e39eea6c55948ccbe9b3d275b5f931298288dbe953990c5f496097022','834240f84501b5341d375414718204ec421561f3825d34c22bf9182203e42900','43b970ac6ec5f8a9647b2c7e4eed8b1d7f62e154a95eed748b0294c1256764ba','2000-01-05 05:00:00'],
                ]
            ],
            'arsse_enclosures' => [
                'columns' => [
                    'article' => "int",
                    'url'     => "str",
                    'type'    => "str",
                ],
                'rows' => [
                    [102,"http://example.com/text","text/plain"],
                    [103,"http://example.com/video","video/webm"],
                    [104,"http://example.com/image","image/svg+xml"],
                    [105,"http://example.com/audio","audio/ogg"],

                ]
            ],
            'arsse_editions' => [
                'columns' => [
                    'id'       => "int",
                    'article'  => "int",
                ],
                'rows' => [
                    [1,1],
                    [2,2],
                    [3,3],
                    [4,4],
                    [5,5],
                    [6,6],
                    [7,7],
                    [8,8],
                    [9,9],
                    [10,10],
                    [11,11],
                    [12,12],
                    [13,13],
                    [14,14],
                    [15,15],
                    [16,16],
                    [17,17],
                    [18,18],
                    [19,19],
                    [20,20],
                    [101,101],
                    [102,102],
                    [103,103],
                    [104,104],
                    [105,105],
                    [202,102],
                    [203,103],
                    [204,104],
                    [205,105],
                    [305,105],
                    [1001,20],
                ]
            ],
            'arsse_marks' => [
                'columns' => [
                    'subscription' => "int",
                    'article'      => "int",
                    'read'         => "bool",
                    'starred'      => "bool",
                    'modified'     => "datetime",
                    'note'         => "str",
                ],
                'rows' => [
                    [1,   1,1,1,'2000-01-01 00:00:00',''],
                    [5,  19,1,0,'2016-01-01 00:00:00',''],
                    [5,  20,0,1,'2005-01-01 00:00:00',''],
                    [7,  20,1,0,'2010-01-01 00:00:00',''],
                    [8, 102,1,0,'2000-01-02 02:00:00','Note 2'],
                    [9, 103,0,1,'2000-01-03 03:00:00','Note 3'],
                    [9, 104,1,1,'2000-01-04 04:00:00','Note 4'],
                    [10,105,0,0,'2000-01-05 05:00:00',''],
                    [11, 19,0,0,'2017-01-01 00:00:00','ook'],
                    [11, 20,1,0,'2017-01-01 00:00:00','eek'],
                    [12,  3,0,1,'2017-01-01 00:00:00','ack'],
                    [12,  4,1,1,'2017-01-01 00:00:00','ach'],
                    [1,   2,0,0,'2010-01-01 00:00:00','Some Note'],
                ]
            ],
            'arsse_categories' => [ // author-supplied categories
                'columns' => [
                    'article'  => "int",
                    'name'     => "str",
                ],
                'rows' => [
                    [19,"Fascinating"],
                    [19,"Logical"],
                    [20,"Interesting"],
                    [20,"Logical"],
                ],
            ],
            'arsse_labels' => [
                'columns' => [
                    'id'       => "int",
                    'owner'    => "str",
                    'name'     => "str",
                ],
                'rows' => [
                    [1,"john.doe@example.com","Interesting"],
                    [2,"john.doe@example.com","Fascinating"],
                    [3,"jane.doe@example.com","Boring"],
                    [4,"john.doe@example.com","Lonely"],
                ],
            ],
            'arsse_label_members' => [
                'columns' => [
                    'label'        => "int",
                    'article'      => "int",
                    'subscription' => "int",
                    'assigned'     => "bool",
                    'modified'     => "datetime",
                ],
                'rows' => [
                    [1, 1,1,1,'2000-01-01 00:00:00'],
                    [2, 1,1,1,'2000-01-01 00:00:00'],
                    [1,19,5,1,'2000-01-01 00:00:00'],
                    [2,20,5,1,'2000-01-01 00:00:00'],
                    [1, 5,3,0,'2000-01-01 00:00:00'],
                    [2, 5,3,1,'2000-01-01 00:00:00'],
                    [4, 7,4,0,'2000-01-01 00:00:00'],
                    [4, 8,4,1,'2015-01-01 00:00:00'],
                ],
            ],
        ];
        $this->matches = [
            [
                'id' => 101,
                'url' => 'http://example.com/1',
                'title' => 'Article title 1',
                'subscription_title' => "Feed 11",
                'author' => '',
                'content' => '<p>Article content 1</p>',
                'guid' => 'e433653cef2e572eee4215fa299a4a5af9137b2cefd6283c85bd69a32915beda',
                'published_date' => '2000-01-01 00:00:00',
                'edited_date' => '2000-01-01 00:00:01',
                'modified_date' => '2000-01-01 01:00:00',
                'unread' => 1,
                'starred' => 0,
                'edition' => 101,
                'subscription' => 8,
                'fingerprint' => 'f5cb8bfc1c7396dc9816af212a3e2ac5221585c2a00bf7ccb6aabd95dcfcd6a6:fb0bc8f8cb08913dc5a497db700e327f1d34e4987402687d494a5891f24714d4:18fdd4fa93d693128c43b004399e5c9cea6c261ddfa002518d3669f55d8c2207',
                'media_url' => null,
                'media_type' => null,
                'note' => "",
            ],
            [
                'id' => 102,
                'url' => 'http://example.com/2',
                'title' => 'Article title 2',
                'subscription_title' => "Feed 11",
                'author' => '',
                'content' => '<p>Article content 2</p>',
                'guid' => '5be8a5a46ecd52ed132191c8d27fb1af6b3d4edc00234c5d9f8f0e10562ed3b7',
                'published_date' => '2000-01-02 00:00:00',
                'edited_date' => '2000-01-02 00:00:02',
                'modified_date' => '2000-01-02 02:00:00',
                'unread' => 0,
                'starred' => 0,
                'edition' => 202,
                'subscription' => 8,
                'fingerprint' => '0e86d2de822a174fe3c44a466953e63ca1f1a58a19cbf475fce0855d4e3d5153:13075894189c47ffcfafd1dfe7fbb539f7c74a69d35a399b3abf8518952714f9:2abd0a8cba83b8214a66c8f0293ba63e467d720540e29ff8ddcdab069d4f1c9e',
                'media_url' => "http://example.com/text",
                'media_type' => "text/plain",
                'note' => "Note 2",
            ],
            [
                'id' => 103,
                'url' => 'http://example.com/3',
                'title' => 'Article title 3',
                'subscription_title' => "Subscription 9",
                'author' => '',
                'content' => '<p>Article content 3</p>',
                'guid' => '31a6594500a48b59fcc8a075ce82b946c9c3c782460d088bd7b8ef3ede97ad92',
                'published_date' => '2000-01-03 00:00:00',
                'edited_date' => '2000-01-03 00:00:03',
                'modified_date' => '2000-01-03 03:00:00',
                'unread' => 1,
                'starred' => 1,
                'edition' => 203,
                'subscription' => 9,
                'fingerprint' => 'f74b06b240bd08abf4d3fdfc20dba6a6f6eb8b4f1a00e9a617efd63a87180a4b:b278380e984cefe63f0e412b88ffc9cb0befdfa06fdc00bace1da99a8daff406:ad622b31e739cd3a3f3c788991082cf4d2f7a8773773008e75f0572e58cd373b',
                'media_url' => "http://example.com/video",
                'media_type' => "video/webm",
                'note' => "Note 3",
            ],
            [
                'id' => 104,
                'url' => 'http://example.com/4',
                'title' => 'Article title 4',
                'subscription_title' => "Subscription 9",
                'author' => '',
                'content' => '<p>Article content 4</p>',
                'guid' => '804e517d623390e71497982c77cf6823180342ebcd2e7d5e32da1e55b09dd180',
                'published_date' => '2000-01-04 00:00:00',
                'edited_date' => '2000-01-04 00:00:04',
                'modified_date' => '2000-01-04 04:00:00',
                'unread' => 0,
                'starred' => 1,
                'edition' => 204,
                'subscription' => 9,
                'fingerprint' => 'f3615c7f16336d3ea242d35cf3fc17dbc4ee3afb78376bf49da2dd7a5a25dec8:f11c2b4046f207579aeb9c69a8c20ca5461cef49756ccfa5ba5e2344266da3b3:ab2da63276acce431250b18d3d49b988b226a99c7faadf275c90b751aee05be9',
                'media_url' => "http://example.com/image",
                'media_type' => "image/svg+xml",
                'note' => "Note 4",
            ],
            [
                'id' => 105,
                'url' => 'http://example.com/5',
                'title' => 'Article title 5',
                'subscription_title' => "Feed 13",
                'author' => '',
                'content' => '<p>Article content 5</p>',
                'guid' => 'db3e736c2c492f5def5c5da33ddcbea1824040e9ced2142069276b0a6e291a41',
                'published_date' => '2000-01-05 00:00:00',
                'edited_date' => '2000-01-05 00:00:05',
                'modified_date' => '2000-01-05 05:00:00',
                'unread' => 1,
                'starred' => 0,
                'edition' => 305,
                'subscription' => 10,
                'fingerprint' => 'd40da96e39eea6c55948ccbe9b3d275b5f931298288dbe953990c5f496097022:834240f84501b5341d375414718204ec421561f3825d34c22bf9182203e42900:43b970ac6ec5f8a9647b2c7e4eed8b1d7f62e154a95eed748b0294c1256764ba',
                'media_url' => "http://example.com/audio",
                'media_type' => "audio/ogg",
                'note' => "",
            ],
        ];
        $this->fields = [
            "id", "subscription", "feed", "modified_date", "marked_date", "unread", "starred", "edition", "edited_date",
            "url", "title", "subscription_title", "author", "guid", "published_date", "fingerprint",
            "content", "media_url", "media_type",
            "note",
        ];
        $this->checkTables = ['arsse_marks' => ["subscription","article","read","starred","modified","note"],];
        $this->user = "john.doe@example.net";
    }

    protected function tearDownSeriesArticle() {
        unset($this->data, $this->matches, $this->fields, $this->checkTables, $this->user);
    }

    /** @dataProvider provideContextMatches */
    public function testListArticlesCheckingContext(Context $c, array $exp) {
        $ids = array_column($ids = Arsse::$db->articleList("john.doe@example.com", $c)->getAll(), "id");
        sort($ids);
        sort($exp);
        $this->assertEquals($exp, $ids);
    }

    public function provideContextMatches() {
        return [
            "Blank context" => [new Context, [1,2,3,4,5,6,7,8,19,20]],
            "Folder tree" => [(new Context)->folder(1), [5,6,7,8]],
            "Leaf folder" => [(new Context)->folder(6), [7,8]],
            "Root folder only" => [(new Context)->folderShallow(0), [1,2,3,4]],
            "Shallow folder" => [(new Context)->folderShallow(1), [5,6]],
            "Subscription" => [(new Context)->subscription(5), [19,20]],
            "Unread" => [(new Context)->subscription(5)->unread(true), [20]],
            "Read" => [(new Context)->subscription(5)->unread(false), [19]],
            "Starred" => [(new Context)->starred(true), [1,20]],
            "Unstarred" => [(new Context)->starred(false), [2,3,4,5,6,7,8,19]],
            "Starred and Read" => [(new Context)->starred(true)->unread(false), [1]],
            "Starred and Read in subscription" => [(new Context)->starred(true)->unread(false)->subscription(5), []],
            "Annotated" => [(new Context)->annotated(true), [2]],
            "Not annotated" => [(new Context)->annotated(false), [1,3,4,5,6,7,8,19,20]],
            "Labelled" => [(new Context)->labelled(true), [1,5,8,19,20]],
            "Not labelled" => [(new Context)->labelled(false), [2,3,4,6,7]],
            "Not after edition 999" => [(new Context)->subscription(5)->latestEdition(999), [19]],
            "Not after edition 19" => [(new Context)->subscription(5)->latestEdition(19), [19]],
            "Not before edition 999" => [(new Context)->subscription(5)->oldestEdition(999), [20]],
            "Not before edition 1001" => [(new Context)->subscription(5)->oldestEdition(1001), [20]],
            "Not after article 3" => [(new Context)->latestArticle(3), [1,2,3]],
            "Not before article 19" => [(new Context)->oldestArticle(19), [19,20]],
            "Modified by author since 2005" => [(new Context)->modifiedSince("2005-01-01T00:00:00Z"), [2,4,6,8,20]],
            "Modified by author since 2010" => [(new Context)->modifiedSince("2010-01-01T00:00:00Z"), [2,4,6,8,20]],
            "Not modified by author since 2005" => [(new Context)->notModifiedSince("2005-01-01T00:00:00Z"), [1,3,5,7,19]],
            "Not modified by author since 2000" => [(new Context)->notModifiedSince("2000-01-01T00:00:00Z"), [1,3,5,7,19]],
            "Marked or labelled since 2014" => [(new Context)->markedSince("2014-01-01T00:00:00Z"), [8,19]],
            "Marked or labelled since 2010" => [(new Context)->markedSince("2010-01-01T00:00:00Z"), [2,4,6,8,19,20]],
            "Not marked or labelled since 2014" => [(new Context)->notMarkedSince("2014-01-01T00:00:00Z"), [1,2,3,4,5,6,7,20]],
            "Not marked or labelled since 2005" => [(new Context)->notMarkedSince("2005-01-01T00:00:00Z"), [1,3,5,7]],
            "Marked or labelled between 2000 and 2015" => [(new Context)->markedSince("2000-01-01T00:00:00Z")->notMarkedSince("2015-12-31T23:59:59Z"), [1,2,3,4,5,6,7,8,20]],
            "Marked or labelled in 2010" => [(new Context)->markedSince("2010-01-01T00:00:00Z")->notMarkedSince("2010-12-31T23:59:59Z"), [2,4,6,20]],
            "Paged results" => [(new Context)->limit(2)->oldestEdition(4), [4,5]],
            "Reversed paged results" => [(new Context)->limit(2)->latestEdition(7)->reverse(true), [7,6]],
            "With label ID 1" => [(new Context)->label(1), [1,19]],
            "With label ID 2" => [(new Context)->label(2), [1,5,20]],
            "With label 'Interesting'" => [(new Context)->labelName("Interesting"), [1,19]],
            "With label 'Fascinating'" => [(new Context)->labelName("Fascinating"), [1,5,20]],
            "Article ID 20" => [(new Context)->article(20), [20]],
            "Edition ID 1001" => [(new Context)->edition(1001), [20]],
            "Multiple articles" => [(new Context)->articles([1,20,50]), [1,20]],
            "Multiple starred articles" => [(new Context)->articles([1,2,3])->starred(true), [1]],
            "Multiple unstarred articles" => [(new Context)->articles([1,2,3])->starred(false), [2,3]],
            "Multiple articles" => [(new Context)->articles([1,20,50]), [1,20]],
            "Multiple editions" => [(new Context)->editions([1,1001,50]), [1,20]],
            "150 articles" => [(new Context)->articles(range(1, Database::LIMIT_SET_SIZE * 3)), [1,2,3,4,5,6,7,8,19,20]],
            "Search title or content 1" => [(new Context)->searchTerms(["Article"]), [1,2,3]],
            "Search title or content 2" => [(new Context)->searchTerms(["one", "first"]), [1]],
            "Search title or content 3" => [(new Context)->searchTerms(["one first"]), []],
            "Search title 1" => [(new Context)->titleTerms(["two"]), [2]],
            "Search title 2" => [(new Context)->titleTerms(["title two"]), [2]],
            "Search title 3" => [(new Context)->titleTerms(["two", "title"]), [2]],
            "Search title 4" => [(new Context)->titleTerms(["two title"]), []],
            "Search note 1" => [(new Context)->annotationTerms(["some"]), [2]],
            "Search note 2" => [(new Context)->annotationTerms(["some Note"]), [2]],
            "Search note 3" => [(new Context)->annotationTerms(["note", "some"]), [2]],
            "Search note 4" => [(new Context)->annotationTerms(["some", "sauce"]), []],
            "Search author 1" => [(new Context)->authorTerms(["doe"]), [4,5,6,7]],
            "Search author 2" => [(new Context)->authorTerms(["jane doe"]), [6,7]],
            "Search author 3" => [(new Context)->authorTerms(["doe", "jane"]), [6,7]],
            "Search author 4" => [(new Context)->authorTerms(["doe jane"]), []],
            "Folder tree 1 excluding subscription 4" => [(new Context)->not->subscription(4)->folder(1), [5,6]],
            "Folder tree 1 excluding articles 7 and 8" => [(new Context)->folder(1)->not->articles([7,8]), [5,6]],
            "Folder tree 1 excluding no articles" => [(new Context)->folder(1)->not->articles([]), [5,6,7,8]],
            "Marked or labelled between 2000 and 2015 excluding in 2010" => [(new Context)->markedSince("2000-01-01T00:00:00Z")->notMarkedSince("2015-12-31T23:59:59")->not->markedSince("2010-01-01T00:00:00Z")->not->notMarkedSince("2010-12-31T23:59:59Z"), [1,3,5,7,8]],
            "Search with exclusion" => [(new Context)->searchTerms(["Article"])->not->searchTerms(["one", "two"]), [3]],
            "Excluded folder tree" => [(new Context)->not->folder(1), [1,2,3,4,19,20]],
            "Excluding label ID 2" => [(new Context)->not->label(2), [2,3,4,6,7,8,19]],
            "Excluding label 'Fascinating'" => [(new Context)->not->labelName("Fascinating"), [2,3,4,6,7,8,19]],
        ];
    }

    public function testRetrieveArticleIdsForEditions() {
        $exp = [
            1 => 1,
            2 => 2,
            3 => 3,
            4 => 4,
            5 => 5,
            6 => 6,
            7 => 7,
            8 => 8,
            9 => 9,
            10 => 10,
            11 => 11,
            12 => 12,
            13 => 13,
            14 => 14,
            15 => 15,
            16 => 16,
            17 => 17,
            18 => 18,
            19 => 19,
            20 => 20,
            101 => 101,
            102 => 102,
            103 => 103,
            104 => 104,
            105 => 105,
            202 => 102,
            203 => 103,
            204 => 104,
            205 => 105,
            305 => 105,
            1001 => 20,
        ];
        $this->assertEquals($exp, Arsse::$db->editionArticle(...range(1, 1001)));
    }

    public function testListArticlesOfAMissingFolder() {
        $this->assertException("idMissing", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->folder(1));
    }

    public function testListArticlesOfAMissingSubscription() {
        $this->assertException("idMissing", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->subscription(1));
    }

    public function testListArticlesCheckingProperties() {
        $this->user = "john.doe@example.org";
        // check that the different fieldset groups return the expected columns
        foreach ($this->fields as $column) {
            $test = array_keys(Arsse::$db->articleList($this->user, (new Context)->article(101), [$column])->getRow());
            $this->assertEquals([$column], $test);
        }
        // check that an unknown field is silently ignored
        $columns = array_merge($this->fields, ["unknown_column", "bogus_column"]);
        $test = array_keys(Arsse::$db->articleList($this->user, (new Context)->article(101), $columns)->getRow());
        $this->assertEquals($this->fields, $test);
    }

    public function testListArticlesWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleList($this->user);
    }

    public function testMarkNothing() {
        $this->assertSame(0, Arsse::$db->articleMark($this->user, []));
    }

    public function testMarkAllArticlesUnread() {
        Arsse::$db->articleMark($this->user, ['read'=>false]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][2] = 0;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesRead() {
        Arsse::$db->articleMark($this->user, ['read'=>true]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][2] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][10][2] = 1;
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,1,0,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesUnstarred() {
        Arsse::$db->articleMark($this->user, ['starred'=>false]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][10][3] = 0;
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][11][3] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesStarred() {
        Arsse::$db->articleMark($this->user, ['starred'=>true]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesUnreadAndUnstarred() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>false]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][2] = 0;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][10][3] = 0;
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][3] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesReadAndStarred() {
        Arsse::$db->articleMark($this->user, ['read'=>true,'starred'=>true]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][2] = 1;
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][10][2] = 1;
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,1,1,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,1,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,1,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesUnreadAndStarred() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][2] = 0;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAllArticlesReadAndUnstarred() {
        Arsse::$db->articleMark($this->user, ['read'=>true,'starred'=>false]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][2] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][10][2] = 1;
        $state['arsse_marks']['rows'][10][3] = 0;
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][11][3] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,1,0,$now,''];
        $this->compareExpectations($state);
    }

    public function testSetNoteForAllArticles() {
        Arsse::$db->articleMark($this->user, ['note'=>"New note"]);
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][5] = "New note";
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][5] = "New note";
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][10][5] = "New note";
        $state['arsse_marks']['rows'][10][4] = $now;
        $state['arsse_marks']['rows'][11][5] = "New note";
        $state['arsse_marks']['rows'][11][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,0,0,$now,'New note'];
        $state['arsse_marks']['rows'][] = [13,6,0,0,$now,'New note'];
        $state['arsse_marks']['rows'][] = [14,7,0,0,$now,'New note'];
        $state['arsse_marks']['rows'][] = [14,8,0,0,$now,'New note'];
        $this->compareExpectations($state);
    }

    public function testMarkATreeFolder() {
        Arsse::$db->articleMark($this->user, ['read'=>true], (new Context)->folder(7));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][] = [13,5,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,1,0,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkALeafFolder() {
        Arsse::$db->articleMark($this->user, ['read'=>true], (new Context)->folder(8));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][] = [13,5,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,0,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAMissingFolder() {
        $this->assertException("idMissing", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['read'=>true], (new Context)->folder(42));
    }

    public function testMarkASubscription() {
        Arsse::$db->articleMark($this->user, ['read'=>true], (new Context)->subscription(13));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][] = [13,5,1,0,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,1,0,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkAMissingSubscription() {
        $this->assertException("idMissing", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['read'=>true], (new Context)->folder(2112));
    }

    public function testMarkAnArticle() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->article(20));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkMultipleArticles() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->articles([2,4,7,20]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkMultipleArticlessUnreadAndStarred() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->articles([2,4,7,20]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][2] = 0;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkTooFewMultipleArticles() {
        $this->assertException("tooShort", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->articles([]));
    }

    public function testMarkTooManyMultipleArticles() {
        $this->assertSame(7, Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->articles(range(1, Database::LIMIT_SET_SIZE * 3))));
    }

    public function testMarkAMissingArticle() {
        $this->assertException("subjectMissing", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->article(1));
    }

    public function testMarkAnEdition() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->edition(1001));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkMultipleEditions() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->editions([2,4,7,20]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkMultipleMissingEditions() {
        $this->assertSame(0, Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->editions([500,501])));
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $this->compareExpectations($state);
    }

    public function testMarkMultipleEditionsUnread() {
        Arsse::$db->articleMark($this->user, ['read'=>false], (new Context)->editions([2,4,7,1001]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][2] = 0;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkMultipleEditionsUnreadWithStale() {
        Arsse::$db->articleMark($this->user, ['read'=>false], (new Context)->editions([2,4,7,20]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkMultipleEditionsUnreadAndStarredWithStale() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->editions([2,4,7,20]));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $state['arsse_marks']['rows'][11][2] = 0;
        $state['arsse_marks']['rows'][11][4] = $now;
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkTooFewMultipleEditions() {
        $this->assertException("tooShort", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->editions([]));
    }

    public function testMarkTooManyMultipleEditions() {
        $this->assertSame(7, Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->editions(range(1, 51))));
    }

    public function testMarkAStaleEditionUnread() {
        Arsse::$db->articleMark($this->user, ['read'=>false], (new Context)->edition(20)); // no changes occur
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $this->compareExpectations($state);
    }

    public function testMarkAStaleEditionStarred() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->edition(20));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkAStaleEditionUnreadAndStarred() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>true], (new Context)->edition(20)); // only starred is changed
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkAStaleEditionUnreadAndUnstarred() {
        Arsse::$db->articleMark($this->user, ['read'=>false,'starred'=>false], (new Context)->edition(20)); // no changes occur
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $this->compareExpectations($state);
    }

    public function testMarkAMissingEdition() {
        $this->assertException("subjectMissing", "Db", "ExceptionInput");
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->edition(2));
    }

    public function testMarkByOldestEdition() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->oldestEdition(19));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkByLatestEdition() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->latestEdition(20));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][] = [13,5,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [13,6,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,8,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkByLastMarked() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->markedSince('2017-01-01T00:00:00Z'));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][8][3] = 1;
        $state['arsse_marks']['rows'][8][4] = $now;
        $state['arsse_marks']['rows'][9][3] = 1;
        $state['arsse_marks']['rows'][9][4] = $now;
        $this->compareExpectations($state);
    }

    public function testMarkByNotLastMarked() {
        Arsse::$db->articleMark($this->user, ['starred'=>true], (new Context)->notMarkedSince('2000-01-01T00:00:00Z'));
        $now = Date::transform(time(), "sql");
        $state = $this->primeExpectations($this->data, $this->checkTables);
        $state['arsse_marks']['rows'][] = [13,5,0,1,$now,''];
        $state['arsse_marks']['rows'][] = [14,7,0,1,$now,''];
        $this->compareExpectations($state);
    }

    public function testMarkArticlesWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleMark($this->user, ['read'=>false]);
    }

    public function testCountArticles() {
        $this->assertSame(2, Arsse::$db->articleCount("john.doe@example.com", (new Context)->starred(true)));
        $this->assertSame(4, Arsse::$db->articleCount("john.doe@example.com", (new Context)->folder(1)));
        $this->assertSame(0, Arsse::$db->articleCount("jane.doe@example.com", (new Context)->starred(true)));
        $this->assertSame(10, Arsse::$db->articleCount("john.doe@example.com", (new Context)->articles(range(1, Database::LIMIT_SET_SIZE * 3))));
    }

    public function testCountArticlesWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleCount($this->user);
    }

    public function testFetchStarredCounts() {
        $exp1 = ['total' => 2, 'unread' => 1, 'read' => 1];
        $exp2 = ['total' => 0, 'unread' => 0, 'read' => 0];
        $this->assertEquals($exp1, Arsse::$db->articleStarred("john.doe@example.com"));
        $this->assertEquals($exp2, Arsse::$db->articleStarred("jane.doe@example.com"));
    }

    public function testFetchStarredCountsWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleStarred($this->user);
    }

    public function testFetchLatestEdition() {
        $this->assertSame(1001, Arsse::$db->editionLatest($this->user));
        $this->assertSame(4, Arsse::$db->editionLatest($this->user, (new Context)->subscription(12)));
    }

    public function testFetchLatestEditionOfMissingSubscription() {
        $this->assertException("idMissing", "Db", "ExceptionInput");
        Arsse::$db->editionLatest($this->user, (new Context)->subscription(1));
    }

    public function testFetchLatestEditionWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->editionLatest($this->user);
    }

    public function testListTheLabelsOfAnArticle() {
        $this->assertEquals([1,2], Arsse::$db->articleLabelsGet("john.doe@example.com", 1));
        $this->assertEquals([2], Arsse::$db->articleLabelsGet("john.doe@example.com", 5));
        $this->assertEquals([], Arsse::$db->articleLabelsGet("john.doe@example.com", 2));
        $this->assertEquals(["Fascinating","Interesting"], Arsse::$db->articleLabelsGet("john.doe@example.com", 1, true));
        $this->assertEquals(["Fascinating"], Arsse::$db->articleLabelsGet("john.doe@example.com", 5, true));
        $this->assertEquals([], Arsse::$db->articleLabelsGet("john.doe@example.com", 2, true));
    }

    public function testListTheLabelsOfAMissingArticle() {
        $this->assertException("subjectMissing", "Db", "ExceptionInput");
        Arsse::$db->articleLabelsGet($this->user, 101);
    }

    public function testListTheLabelsOfAnArticleWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleLabelsGet("john.doe@example.com", 1);
    }

    public function testListTheCategoriesOfAnArticle() {
        $exp = ["Fascinating", "Logical"];
        $this->assertSame($exp, Arsse::$db->articleCategoriesGet($this->user, 19));
        $exp = ["Interesting", "Logical"];
        $this->assertSame($exp, Arsse::$db->articleCategoriesGet($this->user, 20));
        $exp = [];
        $this->assertSame($exp, Arsse::$db->articleCategoriesGet($this->user, 4));
    }

    public function testListTheCategoriesOfAMissingArticle() {
        $this->assertException("subjectMissing", "Db", "ExceptionInput");
        Arsse::$db->articleCategoriesGet($this->user, 101);
    }

    public function testListTheCategoriesOfAnArticleWithoutAuthority() {
        Phake::when(Arsse::$user)->authorize->thenReturn(false);
        $this->assertException("notAuthorized", "User", "ExceptionAuthz");
        Arsse::$db->articleCategoriesGet($this->user, 19);
    }

    public function testSearchTooFewTerms() {
        $this->assertException("tooShort", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->searchTerms([]));
    }

    public function testSearchTooManyTerms() {
        $this->assertException("tooLong", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->searchTerms(range(1, 105)));
    }

    public function testSearchTooFewTermsInNote() {
        $this->assertException("tooShort", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->annotationTerms([]));
    }

    public function testSearchTooManyTermsInNote() {
        $this->assertException("tooLong", "Db", "ExceptionInput");
        Arsse::$db->articleList($this->user, (new Context)->annotationTerms(range(1, 105)));
    }
}