Replace compiletest suite by doc-tests with compile_fail

compiletest-rs use internal rustc APIs and is broken in today’s Nightly.
rustdoc however is maintained with rustc and so much less fragile.

tests/unit/deny_public_fields/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "deny_public_fields_tests"
+version = "0.0.1"
+authors = ["The Servo Project Developers"]
+license = "MPL-2.0"
+
+[lib]
+path = "lib.rs"
+test = false
+
+[dependencies]
+deny_public_fields = {path = "../../../components/deny_public_fields"}

tests/unit/deny_public_fields/lib.rs

@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+```compile_fail
+#[macro_use] extern crate deny_public_fields;
+
+#[derive(DenyPublicFields)]
+struct Foo {
+    pub v1: i32,
+    v2: i32
+}
+
+fn main() {}
+```
+*/
+pub fn deny_public_fields_failing() {}
+
+/**
+```
+#[macro_use] extern crate deny_public_fields;
+
+#[derive(DenyPublicFields)]
+struct Foo {
+    v1: i32,
+    v2: i32
+}
+
+fn main() {}
+```
+*/
+pub fn deny_public_fields_ok() {}

tests/unit/malloc_size_of/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "malloc_size_of_tests"
+version = "0.0.1"
+authors = ["The Servo Project Developers"]
+license = "MPL-2.0"
+
+[lib]
+path = "lib.rs"
+test = false
+
+[dependencies]
+malloc_size_of = {path = "../../../components/malloc_size_of"}
+servo_arc = {path = "../../../components/servo_arc"}

tests/unit/malloc_size_of/lib.rs

@@ -0,0 +1,109 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+```
+extern crate malloc_size_of;
+extern crate servo_arc;
+
+fn sizeable<T: malloc_size_of::MallocSizeOf>() {}
+fn shallow_sizeable<T: malloc_size_of::MallocShallowSizeOf>() {}
+fn cloneable<T: Clone>() {}
+
+fn main() {
+    cloneable::<servo_arc::Arc<i32>>();
+    cloneable::<std::sync::Arc<i32>>();
+    cloneable::<std::rc::Rc<i32>>();
+}
+```
+*/
+pub fn imports_ok() {}
+
+pub mod does_not_impl_malloc_size_of {
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+    extern crate servo_arc;
+
+    fn sizeable<T: malloc_size_of::MallocSizeOf>() {}
+
+    fn main() {
+        sizeable::<servo_arc::Arc<i32>>();
+    }
+    ```
+    */
+    pub fn servo_arc() {}
+
+
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+
+    fn sizeable<T: malloc_size_of::MallocSizeOf>() {}
+
+    fn main() {
+        sizeable::<std::sync::Arc<i32>>();
+    }
+    ```
+    */
+    pub fn std_arc() {}
+
+
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+
+    fn sizeable<T: malloc_size_of::MallocSizeOf>() {}
+
+    fn main() {
+        sizeable::<std::rc::Rc<i32>>();
+    }
+    ```
+    */
+    pub fn rc() {}
+}
+
+pub mod does_not_impl_malloc_shallow_size_of {
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+    extern crate servo_arc;
+
+    fn shallow_sizeable<T: malloc_size_of::MallocShallowSizeOf>() {}
+
+    fn main() {
+        shallow_sizeable::<servo_arc::Arc<i32>>();
+    }
+    ```
+    */
+    pub fn servo_arc() {}
+
+
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+
+    fn shallow_sizeable<T: malloc_size_of::MallocShallowSizeOf>() {}
+
+    fn main() {
+        shallow_sizeable::<std::sync::Arc<i32>>();
+    }
+    ```
+    */
+    pub fn std_arc() {}
+
+
+    /**
+    ```compile_fail,E0277
+    extern crate malloc_size_of;
+
+    fn shallow_sizeable<T: malloc_size_of::MallocShallowSizeOf>() {}
+
+    fn main() {
+        shallow_sizeable::<std::rc::Rc<i32>>();
+    }
+    ```
+    */
+    pub fn rc() {}
+}

tests/unit/script/Cargo.toml

@@ -7,7 +7,6 @@ license = "MPL-2.0"
 [lib]
 name = "script_tests"
 path = "lib.rs"
-doctest = false
 
 [dependencies]
 euclid = "0.15"

tests/unit/script/lib.rs

@@ -2,11 +2,11 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-extern crate euclid;
-extern crate msg;
-extern crate script;
-extern crate servo_url;
-extern crate style;
+#[cfg(test)] extern crate euclid;
+#[cfg(test)] extern crate msg;
+#[cfg(test)] extern crate script;
+#[cfg(test)] extern crate servo_url;
+#[cfg(test)] extern crate style;
 
 #[cfg(test)] mod origin;
 #[cfg(all(test, target_pointer_width = "64"))] mod size_of;
@@ -15,3 +15,15 @@ extern crate style;
 #[cfg(test)] mod htmlareaelement;
 #[cfg(test)] mod htmlimageelement;
 
+/**
+```compile_fail,E0277
+extern crate script;
+
+fn cloneable<T: Clone>() {}
+
+fn main() {
+    cloneable::<script::test::TrustedPromise>();
+}
+```
+*/
+pub fn trustedpromise_does_not_impl_clone() {}

tests/unit/script_plugins/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "script_plugins_tests"
+version = "0.0.1"
+authors = ["The Servo Project Developers"]
+license = "MPL-2.0"
+
+[lib]
+path = "lib.rs"
+test = false
+
+[dependencies]
+script_plugins = {path = "../../../components/script_plugins"}

tests/unit/script_plugins/lib.rs

@@ -0,0 +1,63 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+pub mod unrooted_must_root {
+    /**
+    ```
+    #![feature(plugin)]
+    #![plugin(script_plugins)]
+
+    #[must_root] struct Foo(i32);
+    #[must_root] struct Bar(Foo);
+
+    fn foo1(_: &Foo) {}
+    fn foo2(_: &()) -> &Foo { unimplemented!() }
+
+    fn main() {}
+    ```
+    */
+    pub fn ok() {}
+
+    /**
+    ```compile_fail
+    #![feature(plugin)]
+    #![plugin(script_plugins)]
+
+    #[must_root] struct Foo(i32);
+    struct Bar(Foo);
+
+    fn main() {}
+    ```
+    */
+    pub fn struct_field() {}
+
+    /**
+    ```compile_fail
+    #![feature(plugin)]
+    #![plugin(script_plugins)]
+
+    #[must_root] struct Foo(i32);
+
+    fn foo1(_: Foo) {}
+
+    fn main() {}
+    ```
+    */
+    pub fn parameter() {}
+
+    /**
+    ```compile_fail
+    #![feature(plugin)]
+    #![plugin(script_plugins)]
+
+    #[must_root] struct Foo(i32);
+
+    fn foo2() -> Foo { unimplemented!() }
+
+    fn main() {}
+    ```
+    */
+    pub fn return_type() {}
+
+}