python-sdk/.github/workflows/conformance.yml at 992b4da87fcb2258a615ad3a4aa9e70933b75c6b · modelcontextprotocol/python-sdk · GitHub

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name: Conformance Tests

on:
  push:
    branches: [main]
  pull_request:
  workflow_dispatch:

concurrency:
  group: conformance-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

env:
  # Pinned conformance harness package spec (passed verbatim to `npx --yes`).
  # Use a published version, e.g. @modelcontextprotocol/conformance@0.2.0-alpha.7.
  # Bump deliberately and reconcile both
  # .github/actions/conformance/expected-failures*.yml files in the same change.
  CONFORMANCE_PKG: "@modelcontextprotocol/conformance@0.2.0-alpha.7"

jobs:
  server-conformance:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
        with:
          persist-credentials: false
      - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
        with:
          enable-cache: true
          version: 0.9.5
      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version: 24
      - run: uv sync --frozen --all-extras --package mcp-everything-server
      - name: Run server conformance (active suite)
        run: >-
          ./.github/actions/conformance/run-server.sh
          --suite active
          --expected-failures ./.github/actions/conformance/expected-failures.yml
      - name: Run server conformance (draft suite)
        run: >-
          ./.github/actions/conformance/run-server.sh
          --suite draft
          --expected-failures ./.github/actions/conformance/expected-failures.yml
      - name: Run server conformance (2026-07-28 wire, all suite)
        run: >-
          ./.github/actions/conformance/run-server.sh
          --suite all
          --spec-version 2026-07-28
          --expected-failures ./.github/actions/conformance/expected-failures.2026-07-28.yml

  client-conformance:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
        with:
          persist-credentials: false
      - uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
        with:
          enable-cache: true
          version: 0.9.5
      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version: 24
      - run: uv sync --frozen --all-extras --package mcp
      - name: Run client conformance (all suite)
        # The harness runs all scenarios via unbounded Promise.all; with 40
        # scenarios on a 2-core runner the slowest one (sse-retry, which has a
        # real-time SSE reconnect wait) needs more than the 30s default budget.
        run: >-
          npx --yes "$CONFORMANCE_PKG" client
          --command 'uv run --frozen python .github/actions/conformance/client.py'
          --suite all
          --timeout 60000
          --expected-failures ./.github/actions/conformance/expected-failures.yml
      - name: Run client conformance (2026-07-28 wire, all suite)
        run: >-
          npx --yes "$CONFORMANCE_PKG" client
          --command 'uv run --frozen python .github/actions/conformance/client.py'
          --suite all
          --timeout 60000
          --spec-version 2026-07-28
          --expected-failures ./.github/actions/conformance/expected-failures.2026-07-28.yml