feat: include complete redirect rule feature.

1. update adblock-rust => 0.4.3
2. add `include_redirect_urls` parameter for `FilterSet.add_filter_list` and `FilterSet.add_filters`
3. add `Engine.add_resource` method.
4. add `adblock.AddResourceError` Exception
5. add `redirect_type` for `BlockerResult`
6. add some tests for these functions.

1 files changed, 68 insertions, 0 deletions

diff --git a/tests/test_redirect.py b/tests/test_redirect.py
new file mode 100644
index 0000000..a99a728
--- /dev/null
+++ b/tests/test_redirect.py
@@ -0,0 +1,68 @@
+import adblock
+
+
+def test_redirect_worked_as_excepted_with_include_redirect_urls():
+    # https://github.com/brave/adblock-rust/blob/b7f29af8c0a0d000201d8d769b6a0b25a9dd4e89/src/blocker.rs#L1242
+    filter_set = adblock.FilterSet()
+    filter_set.add_filter_list("||foo.com$important,redirect-url=http://xyz.com", include_redirect_urls=True)
+
+    engine = adblock.Engine(filter_set=filter_set)
+
+    res = engine.check_network_urls("https://foo.com", "https://foo.com", "script")
+    assert res.matched is True
+    assert res.important is True
+    assert res.redirect_type == "url"
+    assert res.redirect == "http://xyz.com"
+
+
+def test_redirect_url_is_not_recognized_without_include_redirect_urls():
+    # https://github.com/brave/adblock-rust/blob/b7f29af8c0a0d000201d8d769b6a0b25a9dd4e89/src/blocker.rs#L1267
+    filter_set2 = adblock.FilterSet()
+    filter_set2.add_filter_list("||foo.com$important,redirect-url=http://xyz.com", include_redirect_urls=False)
+
+    engine2 = adblock.Engine(filter_set=filter_set2)
+
+    res = engine2.check_network_urls("https://foo.com", "https://foo.com", "script")
+    assert res.matched is False
+    assert res.redirect is None
+    assert res.redirect_type is None
+
+
+def test_redirect_url_exception():
+    # https://github.com/brave/adblock-rust/blob/b7f29af8c0a0d000201d8d769b6a0b25a9dd4e89/src/blocker.rs#L1314
+    filter_set = adblock.FilterSet(debug=True)
+    filter_set.add_filter_list(
+        """
+        ||imdb-video.media-imdb.com$media,redirect-url=http://xyz.com
+        @@||imdb-video.media-imdb.com^$domain=imdb.com
+        """,
+        include_redirect_urls=True
+    )
+
+    engine2 = adblock.Engine(filter_set=filter_set, optimize=False)
+
+    res = engine2.check_network_urls(
+        "https://imdb-video.media-imdb.com/kBOeI88k1o23eNAi", "https://www.imdb.com/video/13", "media"
+    )
+    assert res.matched is False
+    assert res.redirect == "http://xyz.com"
+    assert res.redirect_type == "url"
+    assert res.exception == "@@||imdb-video.media-imdb.com^$domain=imdb.com"
+
+
+def test_redirect_with_custom_resource():
+    filters = adblock.FilterSet()
+    filters.add_filter_list("-advertisement-$redirect=test\n")
+
+    engine = adblock.Engine(filter_set=filters)
+    engine.add_resource(name="test", content_type="application/javascript", content="YWxlcnQoMSk=")
+
+    result = engine.check_network_urls(
+        url="http://example.com/-advertisement-icon.", source_url="example.com", request_type="image",
+    )
+
+    assert result.matched
+    assert not result.exception
+    assert not result.important
+    assert result.redirect == "data:application/javascript;base64,YWxlcnQoMSk="
+