1 files changed, 25 insertions, 0 deletions
diff --git a/tests/run-make/stdin-rustdoc/rmake.rs b/tests/run-make/stdin-rustdoc/rmake.rs
new file mode 100644
index 00000000000..584a610ed63
--- /dev/null
+++ b/tests/run-make/stdin-rustdoc/rmake.rs
@@ -0,0 +1,25 @@
+//! This test checks rustdoc `-` (stdin) handling
+
+use run_make_support::{rustdoc, tmp_dir};
+
+static INPUT: &str = r#"
+//! ```
+//! dbg!(());
+//! ```
+pub struct F;
+"#;
+
+fn main() {
+    let tmp_dir = tmp_dir();
+    let out_dir = tmp_dir.join("doc");
+
+    // rustdoc -
+    rustdoc().arg("-").out_dir(&out_dir).stdin(INPUT).run();
+    assert!(out_dir.join("rust_out/struct.F.html").try_exists().unwrap());
+
+    // rustdoc --test -
+    rustdoc().arg("--test").arg("-").stdin(INPUT).run();
+
+    // rustdoc file.rs -
+    rustdoc().arg("file.rs").arg("-").run_fail();
+}