chore(internal): add tests for breaking change detection

.github/workflows/detect-breaking-changes.yml

@@ -0,0 +1,29 @@
+name: CI
+on:
+  pull_request:
+    branches:
+      - main
+      - next
+
+jobs:
+  detect_breaking_changes:
+    runs-on: 'ubuntu-latest'
+    name: detect-breaking-changes
+    if: github.repository == 'openai/openai-go'
+    steps:
+      - name: Calculate fetch-depth
+        run: |
+          echo "FETCH_DEPTH=$(expr ${{ github.event.pull_request.commits }} + 1)" >> $GITHUB_ENV
+
+      - uses: actions/checkout@v4
+        with:
+          # Ensure we can check out the pull request base in the script below.
+          fetch-depth: ${{ env.FETCH_DEPTH }}
+
+      - name: Setup go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: ./go.mod
+
+      - name: Detect breaking changes
+        run: ./scripts/detect-breaking-changes ${{ github.event.pull_request.base.sha }}

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 97
 openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-ef4ecb19eb61e24c49d77fef769ee243e5279bc0bdbaee8d0f8dba4da8722559.yml
 openapi_spec_hash: 1b8a9767c9f04e6865b06c41948cdc24
-config_hash: fd2af1d5eff0995bb7dc02ac9a34851d
+config_hash: cae2d1f187b5b9f8dfa00daa807da42a

scripts/detect-breaking-changes

@@ -0,0 +1,55 @@
+#!/usr/bin/env bash
+
+set -e
+
+cd "$(dirname "$0")/.."
+
+echo "==> Detecting breaking changes"
+
+TEST_PATHS=(
+	client_test.go
+	completion_test.go
+	chatcompletion_test.go
+	chatcompletionmessage_test.go
+	embedding_test.go
+	file_test.go
+	image_test.go
+	audiotranscription_test.go
+	audiotranslation_test.go
+	audiospeech_test.go
+	moderation_test.go
+	model_test.go
+	finetuningjob_test.go
+	finetuningjobcheckpoint_test.go
+	finetuningcheckpointpermission_test.go
+	finetuningalphagrader_test.go
+	vectorstore_test.go
+	vectorstorefile_test.go
+	vectorstorefilebatch_test.go
+	betaassistant_test.go
+	betathread_test.go
+	betathreadrun_test.go
+	betathreadrunstep_test.go
+	betathreadmessage_test.go
+	batch_test.go
+	upload_test.go
+	uploadpart_test.go
+	responses/response_test.go
+	responses/inputitem_test.go
+	container_test.go
+	containerfile_test.go
+	containerfilecontent_test.go
+	usage_test.go
+	paginationauto_test.go
+	paginationmanual_test.go
+)
+
+for PATHSPEC in "${TEST_PATHS[@]}"; do
+    # Try to check out previous versions of the test files
+    # with the current SDK.
+    git checkout "$1" -- "${PATHSPEC}" 2>/dev/null || true
+done
+
+# Instead of running the tests, use the linter to check if an
+# older test is no longer compatible with the latest SDK.
+./scripts/lint