mirror of
https://github.com/RGBCube/serenity
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91 lines
4.5 KiB
C++
91 lines
4.5 KiB
C++
/*
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* Copyright (c) 2023, Kemal Zebari <kemalzebra@gmail.com>.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <LibWeb/MimeSniff/Resource.h>
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TEST_CASE(determine_computed_mime_type_given_no_sniff_is_set)
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{
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auto mime_type = MUST(Web::MimeSniff::MimeType::create("text"_string, "html"_string));
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auto computed_mime_type = MUST(Web::MimeSniff::Resource::sniff("\x00"sv.bytes(), Web::MimeSniff::SniffingConfiguration { .supplied_type = mime_type, .no_sniff = true }));
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EXPECT_EQ("text/html"sv, MUST(computed_mime_type.serialized()));
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}
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TEST_CASE(determine_computed_mime_type_given_no_sniff_is_unset)
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{
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auto supplied_type = MUST(Web::MimeSniff::MimeType::create("text"_string, "html"_string));
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auto computed_mime_type = MUST(Web::MimeSniff::Resource::sniff("\x00"sv.bytes(), Web::MimeSniff::SniffingConfiguration { .supplied_type = supplied_type }));
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EXPECT_EQ("application/octet-stream"sv, MUST(computed_mime_type.serialized()));
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// Make sure we cover the XML code path in the mime type sniffing algorithm.
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auto xml_mime_type = "application/rss+xml"sv;
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supplied_type = MUST(Web::MimeSniff::MimeType::parse(xml_mime_type)).release_value();
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computed_mime_type = MUST(Web::MimeSniff::Resource::sniff("\x00"sv.bytes(), Web::MimeSniff::SniffingConfiguration { .supplied_type = supplied_type }));
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EXPECT_EQ(xml_mime_type, MUST(computed_mime_type.serialized()));
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}
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TEST_CASE(compute_unknown_mime_type)
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{
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HashMap<StringView, Vector<StringView>> mime_type_to_headers_map;
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mime_type_to_headers_map.set("application/octet-stream"sv, { "\x00"sv });
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mime_type_to_headers_map.set("text/html"sv, {
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"\x09\x09<!DOCTYPE HTML\x20"sv,
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"\x0A<HTML\x3E"sv,
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"\x0C<HEAD\x20"sv,
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"\x0D<SCRIPT>"sv,
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"\x20<IFRAME>"sv,
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"<H1>"sv,
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"<DIV>"sv,
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"<FONT>"sv,
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"<TABLE>"sv,
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"<A>"sv,
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"<STYLE>"sv,
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"<TITLE>"sv,
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"<B>"sv,
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"<BODY>"sv,
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"<BR>"sv,
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"<P>"sv,
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"<!-->"sv,
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});
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mime_type_to_headers_map.set("text/xml"sv, { "<?xml"sv });
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mime_type_to_headers_map.set("application/pdf"sv, { "%PDF-"sv });
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mime_type_to_headers_map.set("application/postscript"sv, { "%!PS-Adobe-"sv });
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mime_type_to_headers_map.set("text/plain"sv, {
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"\xFE\xFF\x00\x00"sv,
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"\xFF\xFE\x00\x00"sv,
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"\xEF\xBB\xBF\x00"sv,
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"Hello world!"sv,
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});
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for (auto const& mime_type_to_headers : mime_type_to_headers_map) {
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auto mime_type = mime_type_to_headers.key;
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for (auto const& header : mime_type_to_headers.value) {
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auto computed_mime_type = MUST(Web::MimeSniff::Resource::sniff(header.bytes()));
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EXPECT_EQ(mime_type, computed_mime_type.essence());
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}
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}
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}
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TEST_CASE(compute_mime_type_given_unknown_supplied_type)
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{
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Array<Web::MimeSniff::MimeType, 3> unknown_supplied_types = {
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MUST(Web::MimeSniff::MimeType::create("unknown"_string, "unknown"_string)),
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MUST(Web::MimeSniff::MimeType::create("application"_string, "unknown"_string)),
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MUST(Web::MimeSniff::MimeType::create("*"_string, "*"_string))
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};
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auto header_bytes = "<HTML>"sv.bytes();
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for (auto const& unknown_supplied_type : unknown_supplied_types) {
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auto computed_mime_type = MUST(Web::MimeSniff::Resource::sniff(header_bytes, Web::MimeSniff::SniffingConfiguration { .supplied_type = unknown_supplied_type }));
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EXPECT_EQ("text/html"sv, computed_mime_type.essence());
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}
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}
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