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-rw-r--r--src/test/ui/macros/macro-expansion-tests.rs40
1 files changed, 40 insertions, 0 deletions
diff --git a/src/test/ui/macros/macro-expansion-tests.rs b/src/test/ui/macros/macro-expansion-tests.rs
new file mode 100644
index 000000000..38f4937c1
--- /dev/null
+++ b/src/test/ui/macros/macro-expansion-tests.rs
@@ -0,0 +1,40 @@
+#![allow(unused_macros)]
+
+mod macros_cant_escape_fns {
+ fn f() {
+ macro_rules! m { () => { 3 + 4 } }
+ }
+ fn g() -> i32 { m!() }
+ //~^ ERROR cannot find macro
+}
+
+mod macros_cant_escape_mods {
+ mod f {
+ macro_rules! m { () => { 3 + 4 } }
+ }
+ fn g() -> i32 { m!() }
+ //~^ ERROR cannot find macro
+}
+
+mod macros_can_escape_flattened_mods_test {
+ #[macro_use]
+ mod f {
+ macro_rules! m { () => { 3 + 4 } }
+ }
+ fn g() -> i32 { m!() }
+}
+
+fn macro_tokens_should_match() {
+ macro_rules! m { (a) => { 13 } }
+ m!(a);
+}
+
+// should be able to use a bound identifier as a literal in a macro definition:
+fn self_macro_parsing() {
+ macro_rules! foo { (zz) => { 287; } }
+ fn f(zz: i32) {
+ foo!(zz);
+ }
+}
+
+fn main() {}