compatibility.yml

name: Dependency compatibility tests

on:
  push:
    branches: ["main"]
  pull_request:
    # Do not run this workflow if only docs/examples changed.
    paths-ignore:
      - 'docs/**'
      - 'examples/**'
  workflow_dispatch:  # Allows triggering the workflow manually in GitHub UI

# If another push to the same PR or branch happens while this workflow is still running,
# cancel the earlier run in favor of the next run.
#
# There's no point in testing an outdated version of the code. GitHub only allows
# a limited number of job runners to be active at the same time, so it's better to cancel
# pointless jobs early so that more useful jobs can run sooner.
concurrency:
  group: exports-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  PUPPETEER_SKIP_DOWNLOAD: "true"
  PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: "true"
  NODE_VERSION: "18.x"
  COHERE_API_KEY: ${{ secrets.COHERE_API_KEY }}

# Run a separate job for each check in the docker-compose file,
# so that they run in parallel instead of overwhelming the default 2 CPU runner.
jobs:
  get-changed-files:
    runs-on: ubuntu-latest
    outputs:
      changed_files: ${{ steps.get_changes.outputs.changed_files }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 2
      - name: Get changes
        id: get_changes
        run: |
          echo "changed_files<<EOF" >> $GITHUB_OUTPUT
          git diff --name-only -r HEAD^1 HEAD | while read line; do printf "%s\n" "$line"; done >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

  # LangChain
  langchain-latest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain/') || contains(needs.get-changed-files.outputs.changed_files, 'langchain-core/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-openai/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-textsplitters/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Test LangChain with latest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run langchain-latest-deps

  langchain-lowest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Test LangChain with lowest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run langchain-lowest-deps

  # Community
  community-latest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain-core/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-openai/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-community/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/community` with latest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run community-latest-deps

  community-lowest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-community/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/community` with lowest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run community-lowest-deps

  # OpenAI
  openai-latest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain-core/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-openai/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/openai` with latest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run openai-latest-deps

  openai-lowest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-openai/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/openai` with lowest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run openai-lowest-deps

  # Anthropic
  anthropic-latest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain-core/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-anthropic/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/anthropic` with latest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run anthropic-latest-deps

  anthropic-lowest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-anthropic/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/anthropic` with lowest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run anthropic-lowest-deps

  # Google VertexAI
  google-vertexai-latest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'langchain-core/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-google-vertexai/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-google-gauth/') || contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-google-common/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/google-vertexai` with latest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run google-vertexai-latest-deps

  google-vertexai-lowest-deps:
    runs-on: ubuntu-latest
    needs: get-changed-files
    if: contains(needs.get-changed-files.outputs.changed_files, 'libs/langchain-google-vertexai/')
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ env.NODE_VERSION }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: "yarn"
      - name: Install dependencies
        run: yarn install --immutable
      - name: Build `@langchain/standard-tests`
        run: yarn build --filter=@langchain/standard-tests
      - name: Test `@langchain/google-vertexai` with lowest deps
        run: docker compose -f dependency_range_tests/docker-compose.yml run google-vertexai-lowest-deps