Issue 800 windows ci use checkout

.github/docker/rez-win-py/entrypoint.ps1

@@ -1,16 +1,11 @@
 #
-# Entrypoint that installs given python version and runs tests from commit.
+# Entrypoint that installs given python version and runs tests.
 #
-# $repo is the repository like 'nerdvegas/rez'
-# $commit is the revision to test
-param( $repo, $commit )
 
 # Stop on errors; .exe has to be checked manually
 Set-StrictMode -Version latest
 $ErrorActionPreference = "Stop"
 
-echo "Testing $repo at $commit"
-
 # Fixes encoding issue on Windows 10 local docker run.
 #
 ${ENV:PYTHONIOENCODING} = "UTF-8"
@@ -33,16 +28,10 @@ if (-not $?) {exit 1}
 git --version
 if (-not $?) {exit 1}
 
-# Clone repo
-git clone https://github.com/$repo rez
-if (-not $?) {exit 1}
-cd rez
-git checkout $commit
-if (-not $?) {exit 1}
-
 # Install rez
+# Note that the workflow's checkout has been bind mounted to /checkout
 mkdir build
-python install.py build
+python .\checkout\install.py build
 if (-not $?) {exit 1}
 
 # Run Rez Tests

.github/workflows/windows-docker-image.yaml

@@ -44,9 +44,9 @@ jobs:
       # TODO: Represent the conditional build as steps?
       # https://gh.neting.ccmunity/t5/GitHub-Actions/Fallback-via-if-failure-without-failing-the-job/m-p/36596#M2636
       #
-      # By using dockers experimental CLI features we don't need to pull an
-      # image to check if it exists.
-      - uses: actions/checkout@v1
+      - name: Checkout
+        uses: actions/checkout@v1
+
       - name: Build docker image if needed
         run: |
           ${Env:LAST_DOCKER_BASE_REVISION} = $( git log -n 1 --author-date-order --pretty=format:%H -- .\.github\docker\rez-win-base\  .\.github\workflows\windows-docker-image.yaml ).SubString(0, 8)
@@ -60,6 +60,8 @@ jobs:
             docker push ${gh_user}/rez-win-base:${ENV:LAST_DOCKER_BASE_REVISION}
           }
         env:
+          # By using dockers experimental CLI features we don't need to pull an
+          # image to check if it exists.
           DOCKER_CLI_EXPERIMENTAL: enabled
 
   # ----------------------------------------------------------------------------
@@ -85,7 +87,9 @@ jobs:
           ${gh_user} = ("${{ github.repository }}" -Split '/')[0]
           '${{ secrets.DOCKERHUB_TOKEN }}' | docker login -u ${gh_user} --password-stdin
 
-      - uses: actions/checkout@v1
+      - name: Checkout
+        uses: actions/checkout@v1
+
       - name: Pull base docker image
         run: |
           ${Env:LAST_DOCKER_BASE_REVISION} = $( git log -n 1 --author-date-order --pretty=format:%H -- .\.github\docker\rez-win-base\  .\.github\workflows\windows-docker-image.yaml ).SubString(0, 8)

.github/workflows/windows.yaml

@@ -51,4 +51,4 @@ jobs:
         run: |
           ${gh_user} = ("${{ github.repository }}" -Split '/')[0]
           ${Env:LAST_DOCKER_REVISION} = $( git log -n 1 --author-date-order --pretty=format:%H -- .\.github\docker\rez-win-py\ .\.github\docker\rez-win-base\ .\.github\workflows\windows-docker-image.yaml ).SubString(0, 8)
-          docker run ${gh_user}/rez-win-py:${{ matrix.python-version }}-${Env:LAST_DOCKER_REVISION} ${{ github.repository }} ${{ github.sha }}
+          docker run --mount type=bind,src=$pwd,dst=C:\checkout,readonly ${gh_user}/rez-win-py:${{ matrix.python-version }}-${Env:LAST_DOCKER_REVISION}