From 785309b8b19601e3cf38955c0cbedcd682c7487b Mon Sep 17 00:00:00 2001
From: Patrick Conrad <patrick.conrad@cherishhealth.com>
Date: Wed, 25 Aug 2021 12:03:41 -0400
Subject: [PATCH] Add make tests for preserving test binaries

fix: #88110
---
 .../run-make/doctests-keep-binaries/Makefile  | 21 +++++++++++++++++++
 src/test/run-make/doctests-keep-binaries/t.rs | 11 ++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 src/test/run-make/doctests-keep-binaries/Makefile
 create mode 100644 src/test/run-make/doctests-keep-binaries/t.rs

diff --git a/src/test/run-make/doctests-keep-binaries/Makefile b/src/test/run-make/doctests-keep-binaries/Makefile
new file mode 100644
index 0000000000000..273c8980b0224
--- /dev/null
+++ b/src/test/run-make/doctests-keep-binaries/Makefile
@@ -0,0 +1,21 @@
+include ../../run-make-fulldeps/tools.mk
+
+# Check that valid binaries are persisted by running them, regardless of whether the --run or --no-run option is used.
+
+all: run no_run
+
+run:
+	mkdir -p $(TMPDIR)/doctests
+	$(RUSTC) --crate-type rlib t.rs
+	$(RUSTDOC) -Zunstable-options --test --persist-doctests $(TMPDIR)/doctests --extern t=$(TMPDIR)/libt.rlib t.rs
+	$(TMPDIR)/doctests/t_rs_2_0/rust_out
+	$(TMPDIR)/doctests/t_rs_8_0/rust_out
+	rm -rf $(TMPDIR)/doctests
+
+no_run:
+	mkdir -p $(TMPDIR)/doctests
+	$(RUSTC) --crate-type rlib t.rs
+	$(RUSTDOC) -Zunstable-options --test --persist-doctests $(TMPDIR)/doctests --extern t=$(TMPDIR)/libt.rlib t.rs --no-run
+	$(TMPDIR)/doctests/t_rs_2_0/rust_out
+	$(TMPDIR)/doctests/t_rs_8_0/rust_out
+	rm -rf $(TMPDIR)/doctests
diff --git a/src/test/run-make/doctests-keep-binaries/t.rs b/src/test/run-make/doctests-keep-binaries/t.rs
new file mode 100644
index 0000000000000..c38cf0a0b25d4
--- /dev/null
+++ b/src/test/run-make/doctests-keep-binaries/t.rs
@@ -0,0 +1,11 @@
+/// Fungle the foople.
+/// ```
+/// t::foople();
+/// ```
+pub fn foople() {}
+
+/// Flomble the florp
+/// ```
+/// t::florp();
+/// ```
+pub fn florp() {}