From a09e105c2391b3f9821ad5d422acd253eff1d811 Mon Sep 17 00:00:00 2001
From: Michael Telatynski <7t3chguy@gmail.com>
Date: Mon, 20 Feb 2023 11:41:36 +0000
Subject: [PATCH] Make workflows reusable for downstream testing (#10174)

---
 .github/workflows/tests.yml | 15 +++++++++++++++
 scripts/ci/install-deps.sh  |  1 +
 scripts/ci/layered.sh       |  1 +
 3 files changed, 17 insertions(+)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index dab8438699..ebc17831a8 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -5,6 +5,12 @@ on:
         branches: [develop, master]
     repository_dispatch:
         types: [upstream-sdk-notify]
+    workflow_call:
+        inputs:
+            matrix-js-sdk-sha:
+                type: string
+                required: false
+                description: "The matrix-js-sdk SHA to use"
 env:
     # These must be set for fetchdep.sh to get the right branch
     REPOSITORY: ${{ github.repository }}
@@ -16,6 +22,8 @@ jobs:
         steps:
             - name: Checkout code
               uses: actions/checkout@v3
+              with:
+                  repository: ${{ inputs.matrix-js-sdk-sha && 'matrix-org/matrix-react-sdk' || github.repository }}
 
             - name: Yarn cache
               uses: actions/setup-node@v3
@@ -24,6 +32,8 @@ jobs:
 
             - name: Install Deps
               run: "./scripts/ci/install-deps.sh --ignore-scripts"
+              env:
+                  JS_SDK_GITHUB_BASE_REF: ${{ inputs.matrix-js-sdk-sha }}
 
             - name: Get number of CPU cores
               id: cpu-cores
@@ -38,6 +48,7 @@ jobs:
               run: "yarn coverage --ci --reporters github-actions --max-workers ${{ steps.cpu-cores.outputs.count }}"
 
             - name: Upload Artifact
+              if: inputs.matrix-js-sdk-sha == ''
               uses: actions/upload-artifact@v3
               with:
                   name: coverage
@@ -50,6 +61,8 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - uses: actions/checkout@v3
+              with:
+                  repository: ${{ inputs.matrix-js-sdk-sha && 'matrix-org/matrix-react-sdk' || github.repository }}
 
             - uses: actions/setup-node@v3
               with:
@@ -57,3 +70,5 @@ jobs:
 
             - name: Run tests
               run: "./scripts/ci/app-tests.sh"
+              env:
+                  JS_SDK_GITHUB_BASE_REF: ${{ inputs.matrix-js-sdk-sha }}
diff --git a/scripts/ci/install-deps.sh b/scripts/ci/install-deps.sh
index 7121e7a36c..544045c7ed 100755
--- a/scripts/ci/install-deps.sh
+++ b/scripts/ci/install-deps.sh
@@ -11,6 +11,7 @@ set -ex
 
 scripts/fetchdep.sh matrix-org matrix-js-sdk
 pushd matrix-js-sdk
+[ -n "$JS_SDK_GITHUB_BASE_REF" ] && git fetch --depth 1 origin $JS_SDK_GITHUB_BASE_REF && git checkout $JS_SDK_GITHUB_BASE_REF
 yarn link
 yarn install --pure-lockfile $@
 popd
diff --git a/scripts/ci/layered.sh b/scripts/ci/layered.sh
index bb002bd3ab..cd3dc7442c 100755
--- a/scripts/ci/layered.sh
+++ b/scripts/ci/layered.sh
@@ -16,6 +16,7 @@ set -ex
 # Set up the js-sdk first
 scripts/fetchdep.sh matrix-org matrix-js-sdk
 pushd matrix-js-sdk
+[ -n "$JS_SDK_GITHUB_BASE_REF" ] && git fetch --depth 1 origin $JS_SDK_GITHUB_BASE_REF && git checkout $JS_SDK_GITHUB_BASE_REF
 yarn link
 yarn install --pure-lockfile
 popd