Test all contrib features individually.

.travis.yml

@@ -5,6 +5,7 @@ cache: cargo
 env:
   - TEST_FLAGS=
   - TEST_FLAGS=--release
+  - TEST_FLAGS=--contrib
 rust:
   - nightly
 script: ./scripts/test.sh $TEST_FLAGS

contrib/lib/src/databases.rs

@@ -1,3 +1,4 @@
+#![doc(cfg(feature = "diesel_sqlite_pool"))]
 //! Traits, utilities, and a macro for easy database connection pooling.
 //!
 //! # Overview

contrib/lib/src/lib.rs

@@ -1,6 +1,7 @@
 #![feature(use_extern_macros)]
 #![feature(crate_visibility_modifier)]
 #![feature(never_type)]
+#![feature(doc_cfg)]
 
 // TODO: Version URLs.
 #![doc(html_root_url = "https://api.rocket.rs")]

contrib/lib/src/templates/engine.rs

@@ -13,6 +13,7 @@ pub trait Engine: Send + Sync + 'static {
     fn render<C: Serialize>(&self, name: &str, context: C) -> Option<String>;
 }
 
+#[doc(cfg(feature = "tera_templates"))]
 /// A structure exposing access to templating engines.
 ///
 /// Calling methods on the exposed template engine types may require importing

contrib/lib/src/templates/metadata.rs

@@ -9,8 +9,8 @@ use super::ContextManager;
 ///
 /// # Usage
 ///
-/// First, ensure that the template [fairing](`rocket::fairing`) is attached to
-/// your Rocket application:
+/// First, ensure that the template [fairing](`rocket::fairing`),
+/// [`Template::fairing()`] is attached to your Rocket application:
 ///
 /// ```rust
 /// # extern crate rocket;
@@ -26,8 +26,8 @@ use super::ContextManager;
 /// }
 /// ```
 ///
-/// The `TemplateMetadata` type implements Rocket's `FromRequest` trait, so it can
-/// be used as a request guard in any request handler.
+/// The `TemplateMetadata` type implements Rocket's `FromRequest` trait, so it
+/// can be used as a request guard in any request handler.
 ///
 /// ```rust
 /// # #![feature(plugin, decl_macro)]
@@ -40,11 +40,13 @@ use super::ContextManager;
 ///
 /// #[get("/")]
 /// fn homepage(metadata: TemplateMetadata) -> Template {
+///     # use std::collections::HashMap;
+///     # let context: HashMap<String, String> = HashMap::new();
 ///     // Conditionally render a template if it's available.
 ///     if metadata.contains_template("some-template") {
-///         Template::render("some-template", json!({ /* .. */ }))
+///         Template::render("some-template", &context)
 ///     } else {
-///         Template::render("fallback", json!({ /* .. */ }))
+///         Template::render("fallback", &context)
 ///     }
 /// }
 /// ```

scripts/test.sh

@@ -79,8 +79,38 @@ ensure_trailing_whitespace_free
 echo ":: Updating dependencies..."
 cargo update
 
-echo ":: Bootstrapping examples..."
-bootstrap_examples
+if [ "$1" = "--contrib" ]; then
+  FEATURES=(
+    json
+    msgpack
+    tera_templates
+    handlebars_templates
+    static_files
+    diesel_postgres_pool
+    diesel_sqlite_pool
+    diesel_mysql_pool
+    postgres_pool
+    mysql_pool
+    sqlite_pool
+    cypher_pool
+    redis_pool
+  )
 
-echo ":: Building and testing libraries..."
-CARGO_INCREMENTAL=0 cargo test --all-features --all $@
+  pushd "${CONTRIB_LIB_ROOT}" > /dev/null 2>&1
+
+  echo ":: Building and testing contrib [default]..."
+  CARGO_INCREMENTAL=0 cargo test
+
+  for feature in "${FEATURES[@]}"; do
+    echo ":: Building and testing contrib [${feature}]..."
+    CARGO_INCREMENTAL=0 cargo test --no-default-features --features "${feature}"
+  done
+
+  popd > /dev/null 2>&1
+else
+  echo ":: Bootstrapping examples..."
+  bootstrap_examples
+
+  echo ":: Building and testing libraries..."
+  CARGO_INCREMENTAL=0 cargo test --all-features --all $@
+fi