add new tests for re_rebalance_coherence

rust-lang · Centril · Aug 27, 2019 · Aug 27, 2019 · Aug 28, 2019 · Sep 12, 2019
commit 612ef5f518198448c43959a6416b9da2964f9167
diff --git a/src/test/ui/coherence/impl[t]-foreign[foreign[t],local]-for-foreign.rs b/src/test/ui/coherence/impl[t]-foreign[foreign[t],local]-for-foreign.rs
@@ -0,0 +1,14 @@
+#![feature(re_rebalance_coherence)]
+
+// run-pass
+// compile-flags:--crate-name=test
+// aux-build:coherence_lib.rs
+
+extern crate coherence_lib as lib;
+use lib::*;
+use std::rc::Rc;
+
+struct Local;
+impl<T> Remote2<Rc<T>, Local> for usize { }
+
+fn main() {}
diff --git a/src/test/ui/coherence/impl[t]-foreign[local]-for-fundamental[t].rs b/src/test/ui/coherence/impl[t]-foreign[local]-for-fundamental[t].rs
@@ -0,0 +1,21 @@
+#![feature(re_rebalance_coherence)]
+
+// compile-flags:--crate-name=test
+// aux-build:coherence_lib.rs
+// run-pass
+
+extern crate coherence_lib as lib;
+use lib::*;
+use std::rc::Rc;
+
+struct Local;
+
+impl<T> Remote1<Local> for Box<T> {
+    // FIXME(#64412) -- this is expected to error
+}
+
+impl<T> Remote1<Local> for &T {
+    // FIXME(#64412) -- this is expected to error
+}
+
+fn main() {}
diff --git a/src/test/ui/coherence/impl[t]-foreign[local]-for-t.rs b/src/test/ui/coherence/impl[t]-foreign[local]-for-t.rs
@@ -0,0 +1,16 @@
+#![feature(re_rebalance_coherence)]
+
+// compile-flags:--crate-name=test
+// aux-build:coherence_lib.rs
+
+extern crate coherence_lib as lib;
+use lib::*;
+use std::rc::Rc;
+
+struct Local;
+
+impl<T> Remote1<Local> for T {
+    //~^ ERROR type parameter `T` must be used as the type parameter for some local type
+}
+
+fn main() {}
diff --git a/src/test/ui/coherence/impl[t]-foreign[local]-for-t.stderr b/src/test/ui/coherence/impl[t]-foreign[local]-for-t.stderr
@@ -0,0 +1,11 @@
+error[E0210]: type parameter `T` must be used as the type parameter for some local type (e.g., `MyStruct<T>`)
+  --> $DIR/impl[t]-foreign[local]-for-t.rs:12:1
+   |
+LL | impl<T> Remote1<Local> for T {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type parameter `T` must be used as the type parameter for some local type
+   |
+   = note: only traits defined in the current crate can be implemented for a type parameter
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0210`.
diff --git a/src/test/ui/coherence/re-rebalance-coherence-rpass.rs b/src/test/ui/coherence/re-rebalance-coherence-rpass.rs