Add tests for clean_conditionally and fix_lazy_images
Minor refactor in `fix_lazy_images` Fix incorrect boolean expression and bug in element node name comparison in `clean_conditionally`
This commit is contained in:
Kenneth Gitere
parent
78d6e16618
commit
6377c01fb3
1 changed files with 124 additions and 8 deletions
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@ -811,11 +811,10 @@ impl Readability {
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copy_to = "src";
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}
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if copy_to.len() > 0 {
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let new_val = val.value.clone();
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let tag_name = &node.name.local;
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if tag_name == "img" || tag_name == "picture" {
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if let Some(attr) = node_attr.get_mut(copy_to) {
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*attr = val.value.clone();
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}
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node_attr.insert(copy_to, new_val);
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} else if tag_name == "figure" {
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let node_ref = node.as_node();
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let img_picture_nodes = node_ref.select("img, picture").unwrap();
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@ -831,7 +830,7 @@ impl Readability {
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{
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let mut img_attr =
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img.as_element().unwrap().attributes.borrow_mut();
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img_attr.insert(copy_to, val.value.clone());
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img_attr.insert(copy_to, new_val);
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}
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node_ref.append(img);
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}
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@ -850,7 +849,7 @@ impl Readability {
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let is_data_table = |node_ref: &NodeRef| {
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let node_elem = node_ref.as_element().unwrap();
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let attrs = node_elem.attributes.borrow();
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!(attrs.get("readability-data-table") == Some("true"))
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attrs.get("readability-data-table") == Some("true")
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};
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let get_char_count = |node_ref: &NodeRef| node_ref.text_contents().matches(",").count();
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let node_name = &node_ref.as_element().unwrap().name.local;
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@ -858,10 +857,10 @@ impl Readability {
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if node_name == tag_name {
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nodes.next();
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}
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nodes
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let mut nodes = nodes
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// Do not remove data tables
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.filter(|node_data_ref| {
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!(node_name == "table" && is_data_table(node_data_ref.as_node()))
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!(&node_data_ref.name.local == "table" && is_data_table(node_data_ref.as_node()))
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})
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// Do not remove if it is a child of a data table
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.filter(|node_data_ref| {
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@ -2518,7 +2517,124 @@ characters. For that reason, this <p> tag could not be a byline because it's too
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}
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#[test]
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fn test_fix_lazy_images() {}
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fn test_fix_lazy_images() {
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let html_str = r#"
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<!DOCTYPE html>
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<html>
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<body>
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<img id="svg-uri" alt="Basketball" src="data:image/svg+xml;base64,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" />
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<img id="normal-src" src="./foo.jpg">
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<img id="gif-uri" src="data:image/gif;base64,R0lGODlhEAAQAMQAAORHHOVSKudfOulrSOp3WOyDZu6QdvCchPGolfO0o/XBs/fNwfjZ0frl3/zy7////wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH5BAkAABAALAAAAAAQABAAAAVVICSOZGlCQAosJ6mu7fiyZeKqNKToQGDsM8hBADgUXoGAiqhSvp5QAnQKGIgUhwFUYLCVDFCrKUE1lBavAViFIDlTImbKC5Gm2hB0SlBCBMQiB0UjIQA7" alt="star" width="16" height="16">
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<img id="gif-uri-remove-src" data-src="./not-real-gif.png" src="data:image/gif;base64,R0lGODlhEAAQAMQAAORHHOVSKudfOulrSOp3WOyDZu6QdvCchPGolfO0o/" alt="star" width="16" height="16">
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<img id="lazy-loaded" class="lazy" src="placeholder.jpg" data-src="./720x640.jpg">
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<picture>
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<source media="(min-width:650px)" srcset="img_pink_flowers.jpg">
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<source media="(min-width:465px)" srcset="img_white_flower.jpg">
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<img src="img_orange_flowers.jpg" alt="Flowers" style="width:auto;">
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</picture>
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</body>
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</html>
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"#;
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let doc = Readability::new(html_str);
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let svg_uri = doc.root_node.select_first("#svg-uri").unwrap();
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let normal_src = doc.root_node.select_first("#normal-src").unwrap();
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let gif_uri = doc.root_node.select_first("#gif-uri").unwrap();
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let picture = doc.root_node.select_first("picture").unwrap();
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Readability::fix_lazy_images(&mut doc.root_node.clone());
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assert_eq!(svg_uri, doc.root_node.select_first("#svg-uri").unwrap());
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assert_eq!(
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normal_src,
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doc.root_node.select_first("#normal-src").unwrap()
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);
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assert_eq!(gif_uri, doc.root_node.select_first("#gif-uri").unwrap());
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assert_eq!(picture, doc.root_node.select_first("picture").unwrap());
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let gif_uri_remove_src = doc.root_node.select_first("#gif-uri-remove-src").unwrap();
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let gif_uri_remove_src_attrs = gif_uri_remove_src.attributes.borrow();
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assert_eq!(
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gif_uri_remove_src_attrs.get("data-src"),
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gif_uri_remove_src_attrs.get("src")
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);
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let lazy_loaded = doc.root_node.select_first("#lazy-loaded").unwrap();
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let lazy_loaded_attrs = lazy_loaded.attributes.borrow();
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assert_eq!(
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lazy_loaded_attrs.get("data-src"),
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lazy_loaded_attrs.get("src")
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);
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}
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#[test]
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fn test_clean_conditionally() {
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let html_str = r#"
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<!DOCTYPE html>
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<html>
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<body>
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<table id="data-table">
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<caption>Monthly savings</caption>
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<tr>
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<th>Month</th>
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<th>Savings</th>
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</tr>
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<tr>
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<td>January</td>
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<td>$100</td>
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</tr>
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<tr>
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<td>February</td>
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<td>$50</td>
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</tr>
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</table>
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<table width="100%" border="0" id="display-table">
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<tr valign="top">
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<td width="20%">Left</td>
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<td height="200" width="60%">Main</td>
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<td width="20%">Right</td>
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</tr>
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</table>
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<table width="100%" border="0" id="display-table-removed" class="comment">
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<tr valign="top">
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<td width="40%">One</td>
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<td width="60%">Two</td>
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</tr>
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</table>
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<div class="comment">
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<p>The parent div will be deleted due to negative weight classes</p>
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</div>
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<div id="some-content">
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The days of the week: Mon, Tue, Wed, Thur, Fri, Sat, Sun.
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The months of the year: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Oct, Nov, Dec.
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</div>
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<div id="embeds">
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<iframe width="420" height="345" src="https://www.youtube.com/embed/dQw4w9WgXcQ"></iframe>
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</div>
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<div id="footer">
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<p>Check out more articles</p>
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<ul>
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<li><img src="article.jpg"><p>Article 1</p></li>
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<li><img src="article.jpg"><p>Article 2</p></li>
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<li><img src="article.jpg"><p>Article 3</p></li>
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</ul>
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</div>
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</body>
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</html>
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"#;
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let mut doc = Readability::new(html_str);
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let body = doc.root_node.select_first("body").unwrap();
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doc.mark_data_tables();
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Readability::clean_conditionally(&mut body.as_node().clone(), "table");
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assert_eq!(true, doc.root_node.select_first("#data-table").is_ok());
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assert_eq!(false, doc.root_node.select_first("#display-table").is_ok());
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assert_eq!(
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false,
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doc.root_node.select_first("#display-table-removed").is_ok()
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);
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Readability::clean_conditionally(&mut body.as_node().clone(), "div");
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assert_eq!(false, doc.root_node.select_first("div.comment").is_ok());
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assert_eq!(true, doc.root_node.select_first("div#some-content").is_ok());
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assert_eq!(true, doc.root_node.select_first("div#embeds").is_ok());
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assert_eq!(false, doc.root_node.select_first("div#footer").is_ok());
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}
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#[test]
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fn test_clean() {
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let html_str = r#"
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