Add test for precompiled binary failing on Windows to CI (#389)

* Add failing Windows test to CI (#2)

* Remove trailing whitespaces.

* Explain removing the index

* Add caching (#3)

* Convert slashes to back-slashes (#4)

* Bump crates-index version to 0.19.6

.github/workflows/ci.yml

@@ -32,6 +32,7 @@ jobs:
       - run-on-ref-slice-fork
       - run-on-tokio-explicit
       - run-on-tokio-implicit
+      - run-on-ref-slice-fork-windows
     steps:
       - run: exit 0
 
@@ -164,6 +165,40 @@ jobs:
           path: bins/
           key: bins-${{ runner.os }}-${{ github.run_id }}-${{ github.run_attempt }}
 
+  build-binary-windows:
+    name: Build binary (Windows)
+    runs-on: windows-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+          path: 'semver'
+
+      - name: Install rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: 'semver'
+
+      - name: build and cache
+        run: |
+          cd semver
+          cargo build
+          mkdir ..\bins
+          mv target\debug\cargo-semver-checks.exe ..\bins\cargo-semver-checks.exe
+
+      - name: cache binary
+        uses: actions/cache/save@v3
+        with:
+          path: bins\
+          key: bins-${{ runner.os }}-${{ github.run_id }}-${{ github.run_attempt }}
+
   run-on-rust-libp2p:
     # Run cargo-semver-checks on a crate with no semver violations,
     # to make sure there are no false-positives.
@@ -1125,6 +1160,103 @@ jobs:
           key: ${{ runner.os }}-${{ hashFiles('.rustc-version', 'semver/**/Cargo.lock') }}-${{ github.job }}-rustdoc
           path: subject/target/semver-checks/cache
 
+  run-on-ref-slice-fork-windows:
+    # Same as above, but run on a Windows machine.
+    # This broke in a workflow of the GitHub Action using a precompiled binary
+    # after a fresh Rust installation, when the registry index does not exist yet
+    # (see https://github.com/frewsxcv/rust-crates-index/issues/97).
+    name: 'Semver: ref-slice fork (Windows)'
+    runs-on: windows-latest
+    needs:
+      - build-binary-windows
+    steps:
+      - name: Checkout cargo-semver-checks
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: true
+          path: semver
+
+      - name: Checkout ref-slice fork semver break
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+          repository: 'mgr0dzicki/cargo-semver-action-ref-slice'
+          ref: 'major_change'
+          path: 'subject'
+
+      - name: Install rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - name: Restore binary
+        id: cache-binary
+        uses: actions/cache/restore@v3
+        with:
+          path: bins\
+          key: bins-${{ runner.os }}-${{ github.run_id }}-${{ github.run_attempt }}
+          fail-on-cache-miss: true
+
+      - run: |
+          rustc --version | tee .rustc-version
+
+      - name: Restore rustdoc
+        id: cache
+        uses: actions/cache/restore@v3
+        with:
+          key: ${{ runner.os }}-${{ hashFiles('.rustc-version', 'semver\**\Cargo.lock') }}-${{ github.job }}-rustdoc
+          path: subject\target\semver-checks\cache
+
+      - name: Restore cargo index and rustdoc target dir
+        uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: |
+            subject\target\semver-checks\local-ref_slice-1_2_2\
+
+      - name: Run cargo-semver-checks
+        continue-on-error: true
+        id: semver_checks
+        run: |
+          cd semver
+          ..\bins\cargo-semver-checks.exe semver-checks check-release --manifest-path="..\subject\Cargo.toml" 2>&1 | tee output
+
+      - name: Check whether it failed
+        if: steps.semver_checks.outcome != 'failure'
+        run: |
+          echo "Error! check-release should have failed because of the breaking change, but it has not."
+          exit 1
+
+      - name: Baseline is correct
+        run: |
+          cd semver
+          $EXPECTED = "    Checking ref_slice v1.2.1 -> v1.2.2 (patch change)"
+          # Strip ANSI escapes for colors and bold text before comparing.
+          $RESULT = (cat output | grep 'ref_slice v1.' | sed "s,\x1B\[[0-9;]*[a-zA-Z],,g") | Out-String
+          compare $RESULT $EXPECTED
+
+      - name: Semver break found
+        run: |
+          cd semver
+          $EXPECTED = "--- failure function_missing: pub fn removed or renamed ---"
+          $RESULT = (cat output | grep failure)
+          compare $RESULT $EXPECTED
+          # Ensure the following fragment (not full line!) is in the output file:
+          grep '  function ref_slice::ref_slice, previously in file' output
+
+      - name: Cleanup
+        run: |
+          cd semver
+          rm output
+
+      - name: Save rustdoc
+        uses: actions/cache/save@v3
+        if: steps.cache.outputs.cache-hit != 'true'
+        with:
+          key: ${{ runner.os }}-${{ hashFiles('.rustc-version', 'semver\**\Cargo.lock') }}-${{ github.job }}-rustdoc
+          path: subject\target\semver-checks\cache
+
   init-release:
     name: Run the release workflow
     needs:

Cargo.toml

@@ -31,7 +31,7 @@ ignore = "0.4.18"
 clap-verbosity-flag = "2.0.0"
 log = "0.4.17"
 git2 = { version = "0.16.0", default-features = false }
-crates-index = { version = "0.19.2" }
+crates-index = { version = "0.19.6" }
 human-panic = "1.0.3"
 bugreport = "0.5.0"
 itertools = "0.10.5"