46e1a08742
Rename the local content blocking implementation and its tests from ContentFilter to ContentBlocker while keeping the existing substring matcher backend and behavior. Update the WebContent IPC method, WebView option names, debug toggle, and default config file name to use content blocker terminology.
126 lines
3.4 KiB
C++
126 lines
3.4 KiB
C++
/*
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* Copyright (c) 2025, Tim Ledbetter <tim.ledbetter@ladybird.org>
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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 <LibURL/Parser.h>
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#include <LibURL/URL.h>
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#include <LibWeb/Loader/ContentBlocker.h>
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namespace Web {
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static ContentBlocker& make_blocker(Vector<String> patterns)
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{
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auto& blocker = ContentBlocker::the();
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MUST(blocker.set_patterns(patterns));
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return blocker;
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}
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static URL::URL url(StringView string)
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{
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auto result = URL::Parser::basic_parse(string);
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EXPECT(result.has_value());
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return result.release_value();
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}
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TEST_CASE(empty_pattern_list)
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{
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auto& blocker = make_blocker({});
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EXPECT(!blocker.is_filtered(url("https://anything.com"sv)));
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EXPECT(!blocker.is_filtered(url("data:text/plain,hi"sv)));
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}
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TEST_CASE(basic_blocking)
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{
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Vector<String> patterns = {
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"ads."_string,
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"?banner"_string,
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"tracker"_string
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};
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auto& blocker = make_blocker(move(patterns));
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EXPECT(blocker.is_filtered(url("https://example.com/ads.js"sv)));
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EXPECT(blocker.is_filtered(url("http://site.com/page.html?banner=true"sv)));
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EXPECT(blocker.is_filtered(url("https://tracker.example.org/ping"sv)));
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EXPECT(!blocker.is_filtered(url("https://ds.example.com/page.html"sv)));
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}
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TEST_CASE(data_urls_exempt)
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{
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Vector<String> patterns = {
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{ "data:"_string },
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{ "evil.com"_string }
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};
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auto& blocker = make_blocker(move(patterns));
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EXPECT(!blocker.is_filtered(url("data:text/plain,hello"sv)));
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EXPECT(!blocker.is_filtered(url("data:image/png;base64,abc123"sv)));
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EXPECT(blocker.is_filtered(url("https://evil.com/script.js"sv)));
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}
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TEST_CASE(disable_filtering)
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{
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Vector<String> patterns = {
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{ "example.com"_string }
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};
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auto& blocker = make_blocker(move(patterns));
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blocker.set_filtering_enabled(false);
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EXPECT(!blocker.is_filtered(url("https://example.com"sv)));
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EXPECT(!blocker.is_filtered(url("http://example.com/ads"sv)));
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blocker.set_filtering_enabled(true);
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EXPECT(blocker.is_filtered(url("https://example.com"sv)));
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}
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TEST_CASE(substring_matches)
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{
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Vector<String> patterns = {
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{ "ads"_string },
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{ "ad/"_string }
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};
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auto& blocker = make_blocker(move(patterns));
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EXPECT(blocker.is_filtered(url("https://site.com/ads/banner.jpg"sv)));
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EXPECT(blocker.is_filtered(url("http://marketing.com/ad/page"sv)));
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EXPECT(!blocker.is_filtered(url("https://site.com/content/article.html"sv)));
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EXPECT(!blocker.is_filtered(url("http://advancedtech.com/home"sv)));
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}
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TEST_CASE(file_scheme_can_be_filtered)
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{
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Vector<String> patterns = {
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{ "secret"_string },
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{ ".txt"_string }
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};
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auto& blocker = make_blocker(move(patterns));
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EXPECT(blocker.is_filtered(url("file:///home/user/secret.txt"sv)));
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EXPECT(!blocker.is_filtered(url("file:///home/user/document.pdf"sv)));
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}
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TEST_CASE(query_parameters_and_fragments)
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{
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Vector<String> patterns = {
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{ "#ad="_string },
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{ "?ad="_string },
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{ "#sponsored"_string }
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};
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auto& blocker = make_blocker(move(patterns));
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EXPECT(blocker.is_filtered(url("https://site.com/page?ad=123"sv)));
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EXPECT(blocker.is_filtered(url("https://site.com/page#ad=456"sv)));
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EXPECT(blocker.is_filtered(url("https://site.com/page?ref=home&ad=1#sponsored"sv)));
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EXPECT(!blocker.is_filtered(url("https://site.com/page?ref=home"sv)));
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}
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}
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