From 08560c28d84dc1a7f5ae2475af6925138866557a Mon Sep 17 00:00:00 2001
From: Patrick Fernie <patrick.fernie@gmail.com>
Date: Sat, 9 Nov 2024 12:42:54 -0500
Subject: [PATCH] ci: split ci check step `build` into `build` + `test`. Add
 `msrv` job

---
 .github/workflows/ci.yml | 69 +++++++++++++++++++++++++++++++++++++---
 1 file changed, 65 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7b896f7..c25d5b3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,11 +10,49 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
+  ci-pass:
+    name: CI is green
+    runs-on: ubuntu-latest
+    needs:
+      - msrv
+      - build
+      - test
+    steps:
+      - run: exit 0
+
+  msrv:
+    name: MSRV
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Get MSRV package metadata
+        id: metadata
+        run: cargo metadata --no-deps --format-version 1 | jq -r '"msrv=" + .packages[0].rust_version' >> $GITHUB_OUTPUT
+
+      - name: Install rust (${{ steps.metadata.outputs.msrv }})
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: ${{ steps.metadata.outputs.msrv }}
+
+      - name: Pin time and idna_adapter versions
+        run: |
+          cargo update
+          cargo update -p time --precise 0.3.20
+          cargo update -p idna_adapter --precise 1.1.0
+
+      - uses: Swatinem/rust-cache@v2
+
+      - name: Check
+        run: cargo check
+
   build:
     name: ${{ matrix.name }}
 
     runs-on: ${{ matrix.os || 'ubuntu-latest' }}
-    
+
     strategy:
       matrix:
         name:
@@ -25,20 +63,43 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v3
-      
+
     - name: Install rust
       uses: actions-rs/toolchain@v1
       with:
         toolchain: ${{ matrix.rust || 'stable' }}
         profile: minimal
         override: true
-        
+
     - name: Build
       uses: actions-rs/cargo@v1
       with:
         command: build
         args: --verbose --all-features
-        
+
+  test:
+    name: ${{ matrix.name }}
+
+    runs-on: ${{ matrix.os || 'ubuntu-latest' }}
+
+    strategy:
+      matrix:
+        name:
+          - linux / stable
+        include:
+          - name: linux / stable
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Install rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.rust || 'stable' }}
+        profile: minimal
+        override: true
+
     - name: Run tests
       uses: actions-rs/cargo@v1
       with: