From c671e04cabd841e227c875eb621e6e2c631a4e76 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 23 Feb 2024 15:23:33 +0000
Subject: [PATCH] Minimal versions test: Make into two tests

This also tests our MSRV, via the "bookworm" image.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 .gitlab-ci.yml                |   14 +-
 Cargo.lock.minimal            | 1596 +++++++++++++++++++++++++++++++++
 maint/update-minimal-versions |    6 +
 3 files changed, 1615 insertions(+), 1 deletion(-)
 create mode 100644 Cargo.lock.minimal

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4520f61..3861fdb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -104,8 +104,9 @@ package-debian-unstable:
     - apt-get -y install $MAKE_CHECK_PACKAGES
     - dpkg-buildpackage -uc -b
 
+# Does -Z minimal-versions work today?
 # Use some pinned version of nightly
-minimal-versions:
+minimal-versions-nightly:
   stage: test
   # This is "rustlang/rust:nightly-bookworm-slim" as of 2023-06-15 13:23 Z
   image: rustlang/rust@sha256:0153f6bde60303fbcc38c94dc7f4b451c8ac7b46d4602291bd5a15a3317d9ec8
@@ -113,9 +114,20 @@ minimal-versions:
     - apt-get -y update
     - apt-get -y install build-essential pkg-config libssl-dev
     - maint/update-minimal-versions
+    - cp Cargo.lock.minimal Cargo.lock
     - cargo +nightly update -p hyper --precise=0.14.7
     - cargo test --locked --workspace --verbose --all-features
 
+# We have a thought-to-be-known-working lockfile in tree, test that
+minimal-versions-pinned:
+  stage: test
+  image: "rust:bookworm"
+  script:
+    - apt-get -y update
+    - apt-get -y install build-essential pkg-config libssl-dev
+    - cp Cargo.lock.minimal Cargo.lock
+    - cargo test --locked --workspace --verbose --all-features
+
 # Ideally we'd run autopkgtest here.
 # However, our autopkgtests use overlayfs which doesn't seem available.
 # The adt-initscript test seemed to work but probably isn't worth the candle.
diff --git a/Cargo.lock.minimal b/Cargo.lock.minimal
new file mode 100644
index 0000000..332c423
--- /dev/null
+++ b/Cargo.lock.minimal
@@ -0,0 +1,1596 @@
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diff --git a/maint/update-minimal-versions b/maint/update-minimal-versions
index bcd2f65..16c6063 100755
--- a/maint/update-minimal-versions
+++ b/maint/update-minimal-versions
@@ -5,8 +5,14 @@ set -e
 
 : ${CARGO:=cargo}
 
+test -f Cargo.lock.normal || cp Cargo.lock Cargo.lock.normal
+cp Cargo.lock.minimal Cargo.lock
+
 $CARGO +nightly update -Z minimal-versions
 $CARGO +nightly update -p openssl -p openssl-sys
 
 # -Z minimal-versions leaves this at 0.14.28 which is broken
 $CARGO +nightly update -p hyper --precise=0.14.7
+
+cp Cargo.lock Cargo.lock.minimal
+mv Cargo.lock.normal Cargo.lock
-- 
2.30.2