diff --git a/.github/workflows/lint-test-sdk.yml b/.github/workflows/lint-test-sdk.yml
index a097dec..364424e 100644
--- a/.github/workflows/lint-test-sdk.yml
+++ b/.github/workflows/lint-test-sdk.yml
@@ -4,11 +4,37 @@ on:
     paths:
       - '**/*'
 
+  workflow_dispatch:
+
+  workflow_call:
+    inputs:
+      test_data_branch:
+        type: string
+        description: The branch in sdk-test-data to target for testcase files
+        required: false
+        default: main
+      sdk_branch:
+        type: string
+        description: The branch of the SDK to test
+        required: false
+
+env:
+  SDK_BRANCH_NAME: ${{ inputs.sdk_branch  || github.head_ref || github.ref_name || 'main' }}
+  TEST_DATA_BRANCH_NAME: ${{ inputs.test_data_branch || 'main' }}
+        
 jobs:
   lint-test-sdk:
     runs-on: ubuntu-latest
     steps:
+      - name: Display Testing Details
+        run: |
+          echo "Running SDK Test using"
+          echo "Test Data: sdk-test-data@${TEST_DATA_BRANCH_NAME}"
+          echo "SDK Branch: js-client-sdk@${SDK_BRANCH_NAME}"
       - uses: actions/checkout@v2
+        with:
+          repository: Eppo-exp/js-client-sdk
+          ref: ${{ env.SDK_BRANCH_NAME }}
       - name: Use Node.js
         uses: actions/setup-node@v1
         with:
@@ -17,8 +43,6 @@ jobs:
         with:
           path: './node_modules'
           key: ${{ runner.os }}-root-node-modules-${{ hashFiles('./yarn.lock') }}
-      - name: 'Set up GCP SDK for downloading test data'
-        uses: 'google-github-actions/setup-gcloud@v0'
       - name: Install SDK dependencies
         run: yarn --frozen-lockfile
         working-directory: ./
@@ -26,12 +50,15 @@ jobs:
         run: npx eslint '**/*.{ts,tsx}'
         working-directory: ./
       - name: Run tests
-        run: yarn test
+        run: make test branchName=${{ env.TEST_DATA_BRANCH_NAME }}
         working-directory: ./
   typecheck:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+        with:
+          repository: Eppo-exp/js-client-sdk
+          ref: ${{ env.SDK_BRANCH_NAME }}
       - name: Use Node.js
         uses: actions/setup-node@v1
         with:
diff --git a/Makefile b/Makefile
index c77f1ef..c23789b 100644
--- a/Makefile
+++ b/Makefile
@@ -45,3 +45,8 @@ prepare: test-data
 	 yarn tsc
 	 yarn webpack
 	 yarn api-extractor run --local
+
+## test
+.PHONY: test
+test: test test-data
+	yarn test:unit
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