test: Start testing with all supported Postgres versions (#473)

.github/workflows/ci_workflow.yml

@@ -20,8 +20,16 @@ on:
   workflow_dispatch:
     inputs: {}
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  FORCE_COLOR: 1
+
 jobs:
   tests:
+    name: Python ${{ matrix.python-version }} / Postgres ${{ matrix.postgres-version }}
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -32,6 +40,19 @@ jobs:
         - "3.11"
         - "3.10"
         - "3.9"
+        postgres-version:
+        - "17"
+        include:
+        - python-version: "3.13"
+          postgres-version: "12"
+        - python-version: "3.13"
+          postgres-version: "13"
+        - python-version: "3.13"
+          postgres-version: "14"
+        - python-version: "3.13"
+          postgres-version: "15"
+        - python-version: "3.13"
+          postgres-version: "16"
     steps:
     - uses: actions/checkout@v4
       with:
@@ -43,8 +64,11 @@ jobs:
         chmod 600 ssl/pkey.key
         chmod 644 ssl/public_pkey.key
     - name: Set up Postgres container
+      env:
+        POSTGRES_VERSION: ${{ matrix.postgres-version }}
       run: |
         docker compose -f docker-compose.yml up -d
+    - run: docker ps
     - name: Set up Python '${{ matrix.python-version }}'
       uses: actions/setup-python@v5
       with:
@@ -54,20 +78,16 @@ jobs:
         PIP_CONSTRAINT: ${{ github.workspace }}/.github/workflows/constraints.txt
       run: |
         python -m pip install --upgrade pip
-        pipx install poetry
-        pipx inject poetry poetry-dynamic-versioning
-    - name: Install dependencies
-      run: |
-        poetry env use python${{ matrix.python-version }}
-        poetry install
+        pipx install tox
     - name: Run pytest
       run: |
-        poetry run pytest --capture=no
+        tox -e $(echo py${{ matrix.python-version }} | tr -d .)
     - name: Run lint
       run: |
-        poetry run tox -e lint
+        tox -e lint
 
   integration:
+    name: Meltano integration test
     runs-on: ubuntu-latest
     services:
       postgres:
@@ -88,9 +108,11 @@ jobs:
       with:
         python-version: 3.x
     - name: Install dependencies
+      env:
+        PIP_CONSTRAINT: ${{ github.workspace }}/.github/workflows/constraints.txt
       run: |
         python -m pip install --upgrade pip
         pipx install meltano
-        meltano install
+        meltano --version
     - name: smoke-test-tap
       run: meltano run tap-smoke-test target-postgres

.github/workflows/constraints.txt

@@ -1 +1,2 @@
-poetry==1.8.4
+meltano==3.6.0b2
+tox==4.23.2

README.md

@@ -18,6 +18,10 @@ Built with the [Meltano SDK](https://sdk.meltano.com) for Singer Taps and Target
 * `target-schema`
 * `hard-delete`
 
+## Supported Python and PostgreSQL Versions
+
+This target is tested with all actively supported Python and PostgreSQL versions. At the time of writing, this includes Python 3.9 through 3.13 and PostgreSQL 12 through 17.
+
 ## Settings
 
 | Setting                         | Required | Default                       | Description                                                                                                                                                                                                                                                                                              |

docker-compose.yml

@@ -1,9 +1,8 @@
 ---
 # docker compose -f docker-compose.yml up -d
-version: "2.1"
 services:
   postgres:
-    image: docker.io/postgres:latest
+    image: postgres:${POSTGRES_VERSION:-latest}
     command: postgres -c ssl=on -c ssl_cert_file=/var/lib/postgresql/server.crt -c ssl_key_file=/var/lib/postgresql/server.key -c ssl_ca_file=/var/lib/postgresql/ca.crt -c hba_file=/var/lib/postgresql/pg_hba.conf
     environment:
       POSTGRES_USER: postgres
@@ -20,7 +19,7 @@ services:
     ports:
       - "5432:5432"
   postgres_no_ssl: # Borrowed from https://github.com/MeltanoLabs/tap-postgres/blob/main/.github/workflows/test.yml#L13-L23
-    image: docker.io/postgres:latest
+    image: postgres:${POSTGRES_VERSION:-latest}
     environment:
       POSTGRES_PASSWORD: postgres
     ports:
@@ -43,7 +42,7 @@ services:
     networks:
       - inner
   postgresdb:
-    image: postgres:13.0
+    image: postgres:${POSTGRES_VERSION:-latest}
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres

tox.ini

@@ -3,31 +3,37 @@
 [tox]
 envlist = py312
 isolated_build = true
+min_version = 4
 
 [testenv]
-allowlist_externals = poetry
-
-[testenv:pytest]
 # Run the python tests.
-# To execute, run `tox -e pytest`
+# To execute, run `tox -e py313`
 envlist = py3{9,10,11,12,13}
+deps =
+    pytest
 commands =
-    poetry install -v
-    poetry run pytest
+    pytest
 
 [testenv:format]
 # Attempt to auto-resolve lint errors before they are raised.
 # To execute, run `tox -e format`
+deps =
+    ruff
 commands =
-    poetry install -v
-    poetry run ruff check target_postgres/
-    poetry run ruff format target_postgres/
+    ruff check target_postgres/
+    ruff format target_postgres/
 
 [testenv:lint]
 # Raise an error if lint and style standards are not met.
 # To execute, run `tox -e lint`
+deps =
+    mypy
+    ruff
+    types-paramiko
+    types-simplejson
+    types-sqlalchemy
+    types-jsonschema
 commands =
-    poetry install -v
-    poetry run ruff check --diff target_postgres/
-    poetry run ruff format --check target_postgres/
-    poetry run mypy .
+    ruff check --diff target_postgres/
+    ruff format --check target_postgres/
+    mypy .