Adding upstream version 1.0.1.upstream/1.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 34 insertions, 0 deletions

diff --git a/test cases/rust/18 proc-macro/meson.build b/test cases/rust/18 proc-macro/meson.build
new file mode 100644
index 0000000..01c4cbe
--- /dev/null
+++ b/test cases/rust/18 proc-macro/meson.build
@@ -0,0 +1,19 @@
+project('rust proc-macro', 'rust')
+
+if build_machine.system() != 'linux'
+    error('MESON_SKIP_TEST, this test only works on Linux. Patches welcome.')
+endif
+
+pm = shared_library(
+  'proc_macro_examples',
+  'proc.rs',
+  rust_crate_type : 'proc-macro',
+)
+
+main = executable(
+  'main',
+  'use.rs',
+  link_with : pm
+)
+
+test('main_test', main)
diff --git a/test cases/rust/18 proc-macro/proc.rs b/test cases/rust/18 proc-macro/proc.rs
new file mode 100644
index 0000000..53935e4
--- /dev/null
+++ b/test cases/rust/18 proc-macro/proc.rs
@@ -0,0 +1,7 @@
+extern crate proc_macro;
+use proc_macro::TokenStream;
+
+#[proc_macro]
+pub fn make_answer(_item: TokenStream) -> TokenStream {
+    "fn answer() -> u32 { 42 }".parse().unwrap()
+}
diff --git a/test cases/rust/18 proc-macro/use.rs b/test cases/rust/18 proc-macro/use.rs
new file mode 100644
index 0000000..0b6342b
--- /dev/null
+++ b/test cases/rust/18 proc-macro/use.rs
@@ -0,0 +1,8 @@
+extern crate proc_macro_examples;
+use proc_macro_examples::make_answer;
+
+make_answer!();
+
+fn main() {
+    assert_eq!(42, answer());
+}