local navigation_sample = [[
<?xml version="1.0" encoding="utf-8"?>
<!--

DON'T USE THIS PAGE FOR SCRAPING.

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Download http://www.gutenberg.org/feeds/catalog.rdf.bz2 instead,
which contains *all* Project Gutenberg metadata in one RDF/XML file.

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<id>http://m.gutenberg.org/ebooks.opds/</id>
<updated>2014-05-17T12:04:49Z</updated>
<title>Project Gutenberg</title>
<subtitle>Free ebooks since 1971.</subtitle>
<author>
<name>Marcello Perathoner</name>
<uri>http://www.gutenberg.org</uri>
<email>webmaster@gutenberg.org</email>
</author>
<icon>http://m.gutenberg.org/pics/favicon.png</icon>
<link rel="search" type="application/opensearchdescription+xml" title="Project Gutenberg Catalog Search" href="http://m.gutenberg.org/catalog/osd-books.xml"/>
<link rel="self" title="This Page" type="application/atom+xml;profile=opds-catalog" href="/ebooks.opds/"/>
<link rel="alternate" type="text/html" title="HTML Page" href="/ebooks/"/>
<link rel="start" title="Start Page" type="application/atom+xml;profile=opds-catalog" href="/ebooks.opds/"/>
<opensearch:itemsPerPage>25</opensearch:itemsPerPage>
<opensearch:startIndex>1</opensearch:startIndex>
<entry>
<updated>2014-05-17T12:04:49Z</updated>
<id>http://m.gutenberg.org/ebooks/search.opds/?sort_order=downloads</id>
<title>Popular</title>
<content type="text">Our most popular books.</content>
<link type="application/atom+xml;profile=opds-catalog" rel="subsection" href="/ebooks/search.opds/?sort_order=downloads"/>
<link type="image/png" rel="http://opds-spec.org/image/thumbnail" href="data:image/png;base64,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"/>
</entry>
<entry>
<updated>2014-05-17T12:04:49Z</updated>
<id>http://m.gutenberg.org/ebooks/search.opds/?sort_order=release_date</id>
<title>Latest</title>
<content type="text">Our latest releases.</content>
<link type="application/atom+xml;profile=opds-catalog" rel="subsection" href="/ebooks/search.opds/?sort_order=release_date"/>
<link type="image/png" rel="http://opds-spec.org/image/thumbnail" href="data:image/png;base64,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"/>
</entry>
<entry>
<updated>2014-05-17T12:04:49Z</updated>
<id>http://m.gutenberg.org/ebooks/search.opds/?sort_order=random</id>
<title>Random</title>
<content type="text">Random books.</content>
<link type="application/atom+xml;profile=opds-catalog" rel="subsection" href="/ebooks/search.opds/?sort_order=random"/>
<link type="image/png" rel="http://opds-spec.org/image/thumbnail" href="data:image/png;base64,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"/>
</entry>
</feed>
]]

local popular_new_sample = [[
<?xml version="1.0" encoding="UTF-8"?>
<feed xmlns="http://www.w3.org/2005/Atom" xmlns:opds4l="http://www.feedbooks.com/opds4l" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:opensearch="http://a9.com/-/spec/opensearch/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xml:lang="en" xmlns:app="http://www.w3.org/2007/app" xmlns:thr="http://purl.org/syndication/thread/1.0" xmlns:opds="http://opds-spec.org/2010/catalog">
  <id>http://www.feedbooks.com/publicdomain/catalog.atom</id>
  <title>Public Domain Books</title>
  <updated>2014-11-30T17:54:01Z</updated>
  <icon>http://assets3.feedbooks.net/images/favicon.ico?t=1417192326</icon>
  <author>
    <name>Feedbooks</name>
    <uri>http://www.feedbooks.com</uri>
    <email>support@feedbooks.zendesk.com</email>
  </author>
  <link type="application/atom+xml; profile=opds-catalog; kind=navigation" href="http://www.feedbooks.com/publicdomain/catalog.atom" rel="self"/>
  <link type="application/atom+xml;profile=opds-catalog;kind=navigation" title="Home" href="http://www.feedbooks.com/catalog.atom" rel="start"/>
  <link type="application/opensearchdescription+xml" title="Search on Feedbooks" href="http://www.feedbooks.com/opensearch.xml" rel="search"/>
  <link type="application/atom+xml;profile=opds-catalog;kind=acquisition" title="Bookshelf" href="https://www.feedbooks.com/user/bookshelf.atom" rel="http://opds-spec.org/shelf"/>
<link type="application/atom+xml;profile=opds-catalog;kind=acquisition" title="Featured Books" href="http://www.feedbooks.com/featured.atom?view=books" rel="http://opds-spec.org/featured"/>
<link type="application/atom+xml;profile=opds-catalog;kind=acquisition" title="Literary" href="http://www.feedbooks.com/books/top.atom?category=FBFIC019000" rel="http://opds-spec.org/sort/popular"/>
<link type="application/atom+xml;profile=opds-catalog;kind=acquisition" title="Mystery &amp; Detective" href="http://www.feedbooks.com/books/top.atom?category=FBFIC022000" rel="http://opds-spec.org/sort/popular"/>
<link type="application/atom+xml;profile=opds-catalog;kind=acquisition" title="Science Fiction" href="http://www.feedbooks.com/books/top.atom?category=FBFIC028000" rel="http://opds-spec.org/sort/popular"/>
<entry>
  <title>Most Popular</title>
  <link type="application/atom+xml;profile=opds-catalog;kind=acquisition" href="http://www.feedbooks.com/books/top.atom" rel="http://opds-spec.org/sort/popular"/>
  <updated>2014-11-30T17:54:01Z</updated>
  <id>http://www.feedbooks.com/books/top.atom</id>
  <content type="text">Based on last week's downloads</content>
</entry>
<entry>
  <title>Recently Added</title>
  <link type="application/atom+xml;profile=opds-catalog;kind=acquisition" href="http://www.feedbooks.com/books/recent.atom" rel="http://opds-spec.org/sort/new"/>
  <updated>2014-11-30T17:54:01Z</updated>
  <id>http://www.feedbooks.com/books/recent.atom</id>
  <content type="text">Find the latest books available</content>
</entry>
<entry>
  <title>Fiction</title>
  <link type="application/atom+xml;profile=opds-catalog;kind=navigation" href="http://www.feedbooks.com/books/categories/FBFIC000000.atom?lang=en" rel="subsection"/>
  <updated>2014-11-30T17:54:01Z</updated>
  <id>http://www.feedbooks.com/books/categories.atom</id>
  <content type="text">Browse book by category</content>
</entry>
<entry>
  <title>Non-Fiction</title>
  <link type="application/atom+xml;profile=opds-catalog;kind=navigation" href="http://www.feedbooks.com/books/categories/FBNFC000000.atom?lang=en" rel="subsection"/>
  <updated>2014-11-30T17:54:01Z</updated>
  <id>http://www.feedbooks.com/books/categories.atom</id>
  <content type="text">Browse book by category</content>
</entry>
</feed>
]]

require("commonrequire")
local OPDSParser = require("ui/opdsparser")
local OPDSBrowser = require("ui/widget/opdsbrowser")
local DEBUG = require("dbg")

describe("OPDS browser module #nocov", function()
    it("should generate URL on rel=subsection", function()
        local catalog = OPDSParser:parse(navigation_sample)
        local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "http://m.gutenberg.org/ebooks.opds/?format=opds")
        --DEBUG(item_table)
        
        assert.truthy(item_table)
        assert.are.same(item_table[1].title, "Popular")
        assert.are.same(item_table[1].url, "http://m.gutenberg.org/ebooks/search.opds/?sort_order=downloads")
    end)
    it("should generate URL on rel=popular and rel=new", function()
        local catalog = OPDSParser:parse(popular_new_sample)
        local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "http://www.feedbooks.com/publicdomain/catalog.atom")
        --DEBUG(item_table)
        
        assert.truthy(item_table)
        assert.are.same(item_table[1].title, "Most Popular")
        assert.are.same(item_table[1].url, "http://www.feedbooks.com/books/top.atom")
        assert.are.same(item_table[2].title, "Recently Added")
        assert.are.same(item_table[2].url, "http://www.feedbooks.com/books/recent.atom")
    end)
end)