Fix exclude mail, add tests

fixtures/TEST_EMAIL.md

@@ -0,0 +1,6 @@
+https://endler.dev
+test@example.org
+foo@bar.dev
+https://example.org
+octocat+github@github.com
+mailto:test2@example.org

src/bin/lychee/main.rs

@@ -107,6 +107,7 @@ async fn run(cfg: &Config, inputs: Vec<Input>) -> Result<i32> {
         .exclude_private_ips(cfg.exclude_private)
         .exclude_link_local_ips(cfg.exclude_link_local)
         .exclude_loopback_ips(cfg.exclude_loopback)
+        .exclude_mail(cfg.exclude_mail)
         .max_redirects(cfg.max_redirects)
         .user_agent(cfg.user_agent.clone())
         .allow_insecure(cfg.insecure)

src/client.rs

@@ -95,7 +95,7 @@ impl ClientBuilder {
             private_ips: enable_exclude(self.exclude_private_ips.unwrap_or_default()),
             link_local_ips: enable_exclude(self.exclude_link_local_ips.unwrap_or_default()),
             loopback_ips: enable_exclude(self.exclude_loopback_ips.unwrap_or_default()),
-            mail: enable_exclude(self.exclude_mail.unwrap_or_default()),
+            mail: self.exclude_mail.unwrap_or_default(),
         }
     }
 

src/filter/mod.rs

@@ -188,6 +188,31 @@ mod test {
         assert_eq!(filter.excluded(&request("https://example.org")), true);
     }
 
+    #[test]
+    fn test_exclude_mail() {
+        let excludes = Excludes {
+            mail: true,
+            ..Default::default()
+        };
+        let filter = Filter::new(None, Some(excludes), None);
+
+        assert_eq!(
+            filter.excluded(&Request::new(
+                Uri::Mail("mail@example.org".to_string()),
+                Input::Stdin,
+            )),
+            true
+        );
+        assert_eq!(
+            filter.excluded(&Request::new(
+                Uri::Mail("foo@bar.dev".to_string()),
+                Input::Stdin,
+            )),
+            true
+        );
+        assert_eq!(filter.excluded(&request("http://bar.dev")), false);
+    }
+
     #[test]
     fn test_exclude_regex() {
         let excludes = Excludes {

tests/cli.rs

@@ -36,6 +36,23 @@ mod cli {
             .stdout(contains("Errors...........0"));
     }
 
+    #[test]
+    fn test_exclude_email() {
+        let mut cmd = main_command();
+
+        let test_path = fixtures_path().join("TEST_EMAIL.md");
+
+        // assert that the command runs OK, and that it excluded all the links
+        cmd.arg("--exclude-mail")
+            .arg(test_path)
+            .assert()
+            .success()
+            .stdout(contains("Total............6"))
+            .stdout(contains("Excluded.........4"))
+            .stdout(contains("Successful.......2"))
+            .stdout(contains("Errors...........0"));
+    }
+
     /// Test that a GitHub link can be checked without specifying the token.
     #[test]
     fn test_check_github_no_token() {