From c61518225b7b4a6bc381a0cc4acfe5851bbac488 Mon Sep 17 00:00:00 2001
From: Vincent Prouillet <vincent@wearewizards.io>
Date: Sat, 15 Jul 2017 12:51:32 +0900
Subject: [PATCH] Fix RSS feed; close #101

---
 CHANGELOG.md                                  |  7 ++++++-
 components/site/src/lib.rs                    |  4 ++--
 components/site/test_site/config.toml         |  2 ++
 .../site/test_site/content/posts/simple.md    |  2 +-
 components/site/tests/site.rs                 | 19 +++++++++++++++++++
 5 files changed, 30 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index de964660..7978f77e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 # Changelog
 
-## 0.1.0 (unreleased)
+## 0.1.1 (unreleased)
+
+- Fix RSS feed not behaving (https://github.com/Keats/gutenberg/issues/101)
+
+
+## 0.1.0 (2017-07-14)
 
 - Parallelize all the things
 - Add weight sorting
diff --git a/components/site/src/lib.rs b/components/site/src/lib.rs
index 10a2b79d..9c725c0a 100644
--- a/components/site/src/lib.rs
+++ b/components/site/src/lib.rs
@@ -592,7 +592,6 @@ impl Site {
         let mut context = Context::new();
         let pages = self.pages.values()
             .filter(|p| p.meta.date.is_some())
-            .take(self.config.rss_limit.unwrap()) // limit to the last n elements
             .cloned()
             .collect::<Vec<Page>>();
 
@@ -603,7 +602,8 @@ impl Site {
 
         let (sorted_pages, _) = sort_pages(pages, SortBy::Date);
         context.add("last_build_date", &sorted_pages[0].meta.date);
-        context.add("pages", &sorted_pages);
+         // limit to the last n elements)
+        context.add("pages", &sorted_pages.iter().take(self.config.rss_limit.unwrap()).collect::<Vec<_>>());
         context.add("config", &self.config);
 
         let rss_feed_url = if self.config.base_url.ends_with('/') {
diff --git a/components/site/test_site/config.toml b/components/site/test_site/config.toml
index 982d4f51..a9d8d86e 100644
--- a/components/site/test_site/config.toml
+++ b/components/site/test_site/config.toml
@@ -2,6 +2,8 @@ title = "My site"
 base_url = "https://replace-this-with-your-url.com"
 highlight_code = true
 compile_sass = true
+generate_rss = true
+rss_limit = 2
 
 [extra.author]
 name = "Vincent Prouillet"
diff --git a/components/site/test_site/content/posts/simple.md b/components/site/test_site/content/posts/simple.md
index 2d4e6127..48fe505e 100644
--- a/components/site/test_site/content/posts/simple.md
+++ b/components/site/test_site/content/posts/simple.md
@@ -1,5 +1,5 @@
 +++
-title = "Simple"
+title = "Simple article with shortcodes"
 description = ""
 date = "2017-04-01"
 +++
diff --git a/components/site/tests/site.rs b/components/site/tests/site.rs
index 5989a407..4a529088 100644
--- a/components/site/tests/site.rs
+++ b/components/site/tests/site.rs
@@ -395,3 +395,22 @@ fn can_build_site_with_pagination_for_index() {
     assert_eq!(file_contains!(public, "index.html", "has_prev"), false);
     assert_eq!(file_contains!(public, "index.html", "has_next"), false);
 }
+
+#[test]
+fn can_build_rss_feed() {
+    let mut path = env::current_dir().unwrap().to_path_buf();
+    path.push("test_site");
+    let mut site = Site::new(&path, "config.toml").unwrap();
+    site.load().unwrap();
+    let tmp_dir = TempDir::new("example").expect("create temp dir");
+    let public = &tmp_dir.path().join("public");
+    site.set_output_path(&public);
+    site.build().unwrap();
+
+    assert!(Path::new(&public).exists());
+    assert!(file_exists!(public, "rss.xml"));
+    // latest article is posts/simple.md
+    assert!(file_contains!(public, "rss.xml", "Simple article with shortcodes"));
+    // Next is posts/python.md
+    assert!(file_contains!(public, "rss.xml", "Python in posts"));
+}