From daef3b9b53559b4c176b0a02db0f2c4fb8232c20 Mon Sep 17 00:00:00 2001
From: Keegan McAllister <kmcallister@mozilla.com>
Date: Mon, 2 Mar 2015 13:21:40 -0800
Subject: [PATCH] Add regression tests for #15778

Fixes #15778.
---
 src/test/auxiliary/lint_for_crate.rs          | 43 +++++++++++++++++++
 .../compile-fail-fulldeps/issue-15778-fail.rs | 18 ++++++++
 .../run-pass-fulldeps/issue-15778-pass.rs     | 19 ++++++++
 3 files changed, 80 insertions(+)
 create mode 100644 src/test/auxiliary/lint_for_crate.rs
 create mode 100644 src/test/compile-fail-fulldeps/issue-15778-fail.rs
 create mode 100644 src/test/run-pass-fulldeps/issue-15778-pass.rs

diff --git a/src/test/auxiliary/lint_for_crate.rs b/src/test/auxiliary/lint_for_crate.rs
new file mode 100644
index 0000000000000..1be37ce1780b3
--- /dev/null
+++ b/src/test/auxiliary/lint_for_crate.rs
@@ -0,0 +1,43 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// force-host
+
+#![feature(plugin_registrar)]
+#![feature(box_syntax)]
+
+extern crate syntax;
+#[macro_use] extern crate rustc;
+
+use syntax::{ast, attr};
+use rustc::lint::{Context, LintPass, LintPassObject, LintArray};
+use rustc::plugin::Registry;
+
+declare_lint!(CRATE_NOT_OKAY, Warn, "crate not marked with #![crate_okay]");
+
+struct Pass;
+
+impl LintPass for Pass {
+    fn get_lints(&self) -> LintArray {
+        lint_array!(CRATE_NOT_OKAY)
+    }
+
+    fn check_crate(&mut self, cx: &Context, krate: &ast::Crate) {
+        if !attr::contains_name(&krate.attrs, "crate_okay") {
+            cx.span_lint(CRATE_NOT_OKAY, krate.span,
+                         "crate is not marked with #![crate_okay]");
+        }
+    }
+}
+
+#[plugin_registrar]
+pub fn plugin_registrar(reg: &mut Registry) {
+    reg.register_lint_pass(box Pass as LintPassObject);
+}
diff --git a/src/test/compile-fail-fulldeps/issue-15778-fail.rs b/src/test/compile-fail-fulldeps/issue-15778-fail.rs
new file mode 100644
index 0000000000000..8c6889f715fc0
--- /dev/null
+++ b/src/test/compile-fail-fulldeps/issue-15778-fail.rs
@@ -0,0 +1,18 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// aux-build:lint_for_crate.rs
+// ignore-stage1
+// compile-flags: -D crate-not-okay
+
+#![feature(plugin, custom_attribute)] //~ ERROR crate is not marked with #![crate_okay]
+#![plugin(lint_for_crate)]
+
+pub fn main() { }
diff --git a/src/test/run-pass-fulldeps/issue-15778-pass.rs b/src/test/run-pass-fulldeps/issue-15778-pass.rs
new file mode 100644
index 0000000000000..a767779687a3d
--- /dev/null
+++ b/src/test/run-pass-fulldeps/issue-15778-pass.rs
@@ -0,0 +1,19 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// aux-build:lint_for_crate.rs
+// ignore-stage1
+// compile-flags: -D crate-not-okay
+
+#![feature(plugin, custom_attribute)]
+#![plugin(lint_for_crate)]
+#![crate_okay]
+
+pub fn main() { }