Add tests for templates and improve signatures

src/templates/nginx/server.rs

@@ -165,7 +165,7 @@ pub fn uwsgi_snippet<S: SocketSpec, STATIC: AsRef<Path>>(
 }
 
 #[must_use]
-pub fn static_snippet<S: AsRef<Path>>(static_path: S) -> String {
+pub fn static_snippet(static_path: impl AsRef<Path>) -> String {
   format!(
     "root                    {};
       try_files $uri $uri/ $uri.html =404;
@@ -175,7 +175,7 @@ pub fn static_snippet<S: AsRef<Path>>(static_path: S) -> String {
 }
 
 #[must_use]
-pub fn dokuwiki_snippet() -> String {
+pub const fn dokuwiki_snippet() -> &'static str {
   "
   location ~ /(data/|conf/|bin/|inc/|install.php) { deny all; }
 
@@ -187,11 +187,11 @@ pub fn dokuwiki_snippet() -> String {
       rewrite ^/_detail/(.*) /lib/exe/detail.php?media=$1 last;
       rewrite ^/_export/([^/]+)/(.*) /doku.php?do=export_$1&id=$2 last;
       rewrite ^/(.*) /doku.php?id=$1&$args last;
-  }".into()
+  }"
 }
 
 #[must_use]
-pub fn nextcloud_snippet() -> String {
+pub const fn nextcloud_snippet() -> &'static str {
   "
   client_max_body_size 500M;
 
@@ -241,5 +241,20 @@ pub fn nextcloud_snippet() -> String {
     access_log off;
   }
   "
-  .into()
+}
+
+#[cfg(test)]
+mod test {
+  use super::default_server;
+  #[test]
+  fn test_default_server() {
+    assert_eq!(
+      default_server("filename"),
+      r#"server {
+      listen                  80 default_server;
+      listen                  [::]:80 default_server;
+      include                 "filename";
+  }"#
+    );
+  }
 }

src/templates/php.rs

@@ -56,3 +56,25 @@ env[PATH] = /usr/local/bin:/usr/bin:/bin
     config
   )
 }
+
+#[cfg(test)]
+mod test {
+  use super::fpm_pool_config;
+  #[test]
+  fn test_fpm_pool_config() {
+    assert_eq!(
+      fpm_pool_config("user", "socket", &5.into()),
+      r"[user]
+
+user = user
+group = www-data
+listen = socket
+listen.owner = www-data
+pm = ondemand
+catch_workers_output = yes
+env[PATH] = /usr/local/bin:/usr/bin:/bin
+pm.max_children = 5
+"
+    );
+  }
+}