[PATCH] D124539: workflows: Add a test to ensure that the LLVM version is correct

[Tom Stellard via Phabricator via llvm-commits]

tstellar created this revision.
tstellar added reviewers: mgorny, thieta, Tomasz.
Herald added a project: All.
tstellar requested review of this revision.
Herald added a project: LLVM.

This should prevent mistakes like Issue#55137.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D124539

Files:
  .github/workflows/version-check.py
  .github/workflows/version-check.yml


Index: .github/workflows/version-check.yml
===================================================================
--- /dev/null
+++ .github/workflows/version-check.yml
@@ -0,0 +1,26 @@
+name: LLVM Project Version Check
+
+on:
+  push:
+    branches:
+      - 'release/**'
+    pull_request:
+
+
+jobs:
+  version_check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch LLVM sources
+        uses: actions/checkout at v2
+        with:
+          fetch-depth: 0
+
+      - name: Install dependencies
+        run: |
+          pip install -r ./llvm/utils/git/requirements.txt
+
+      - name: Version Check
+        run: |
+          version=`grep -o 'LLVM_VERSION_\(MAJOR\|MINOR\|PATCH\) [0-9]\+' llvm/CMakeLists.txt  | cut -d ' ' -f 2 | tr "\n" "." | sed 's/.$//g'`
+          .github/workflows/version-check.py $version
Index: .github/workflows/version-check.py
===================================================================
--- /dev/null
+++ .github/workflows/version-check.py
@@ -0,0 +1,32 @@
+#!/usr/bin/python3
+
+from git import Repo
+import re
+import sys
+
+version = sys.argv[1]
+
+repo = Repo()
+
+tag = repo.git.describe(tags = True, abbrev=0)
+m = re.match('llvmorg-([0-9]+)\.([0-9]+)\.([0-9]+)', tag)
+if not m:
+    print("error: Tag is not valid: ", tag)
+    sys.exit(1)
+
+expected_major = m.group(1)
+expected_minor = m.group(2)
+expected_patch = int(m.group(3)) + 1
+expected_version = f"{expected_major}.{expected_minor}.{expected_patch}"
+
+m = re.match("[0-9]+\.[0-9]+\.[0-9]+", version)
+if not m:
+    print("error: Version is not valid: ", version)
+    sys.exit(1)
+
+if version != expected_version:
+    print("error: Expected version", expected_version, "but found version", version)
+    sys.exit(1)
+
+print("Versions match:", version, expected_version)
+sys.exit(0)


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