Add thepasteb.in as gist host (fix #10)

src/hosts/mod.rs

@@ -17,6 +17,7 @@ mod mozilla;
 mod paste;
 mod pastebin;
 mod sprunge;
+mod thepasteb_in;
 
 
 use std::collections::HashMap;
@@ -108,6 +109,7 @@ lazy_static! {
         mibpaste::ID => Arc::new(mibpaste::Mibpaste::new()) as Arc<Host>,
         sprunge::ID => Arc::new(sprunge::Sprunge::new()) as Arc<Host>,
         dpaste_de::ID => Arc::new(dpaste_de::create()) as Arc<Host>,
+        thepasteb_in::ID => Arc::new(thepasteb_in::create()) as Arc<Host>,
     };
 }
 #[cfg(not(test))]

src/hosts/thepasteb_in.rs

@@ -0,0 +1,58 @@
+//! Module implementing thepasteb.in as gist host.
+
+use regex::Regex;
+
+use hosts::common::Basic;
+
+
+/// thepasteb.in host iD.
+pub const ID: &'static str = "tpb";
+
+/// Craate thepasteb.in host implementation.
+pub fn create() -> Basic {
+    Basic::new(ID, "thepasteb.in",
+               "https://thepasteb.in/raw/${id}",
+               "https://thepasteb.in/p/${id}",
+               Regex::new("[0-9a-zA-Z]+").unwrap()).unwrap()
+}
+
+
+#[cfg(test)]
+mod tests {
+    use super::create;
+
+    #[test]
+    fn html_url_regex() {
+        let host = create();
+        let html_url: String = host.html_url_origin();
+
+        let valid_html_urls: Vec<(/* URL */ String,
+                                  /* ID */ &'static str)> = vec![
+            (html_url.clone() + "/p/abc", "abc"),                // short
+            (html_url.clone() + "/p/a1b2c3d4e5", "a1b2c3d4e5"),  // long
+            (html_url.clone() + "/p/43ffg", "43ffg"),            // starts with digit
+            (html_url.clone() + "/p/46417247", "46417247"),      // only digits
+            (html_url.clone() + "/p/MfgT45f", "MfgT45f"),        // mixed case
+        ];
+        let invalid_html_urls: Vec<String> = vec![
+            html_url.clone() + "/a/b/c",            // too many path segments
+            html_url.clone() + "/p/abc/",           // trailing slash
+            html_url.clone() + "/p//",              // ID must not be empty
+            html_url.clone() + "/p",                // no ID at all
+            html_url.clone() + "/",                 // no path at all
+            "http://example.com/fhdFG36ok".into(),  // wrong thepasteb.in domain
+            "foobar".into(),                        // not even an URL
+        ];
+
+        let html_url_re = host.html_url_regex();
+        for (ref valid_url, id) in valid_html_urls {
+            let captures = html_url_re.captures(valid_url)
+                .expect(&format!("Paste's HTML URL was incorrectly deemed invalid: {}", valid_url));
+            assert_eq!(id, captures.name("id").unwrap());
+        }
+        for ref invalid_url in invalid_html_urls {
+            assert!(!html_url_re.is_match(invalid_url),
+                "URL was incorrectly deemed a valid gist HTML URL: {}", invalid_url);
+        }
+    }
+}