feat: add a script to run conformance tests (#158)

Author: hdp617

package.json

@@ -16,6 +16,7 @@
   },
   "scripts": {
     "test": "mocha build/test",
+    "test-conformance": "cd test/conformance && ./run-conformance-tests.sh",
     "check": "gts check",
     "clean": "gts clean",
     "compile": "tsc -p .",
@@ -31,7 +32,6 @@
   "bin": {
     "functions-framework": "./build/src/index.js",
     "functions-framework-nodejs": "./build/src/index.js"
-
   },
   "author": "Google Inc.",
   "license": "Apache-2.0",

test/conformance/function.js

@@ -0,0 +1,36 @@
+const fs = require("fs");
+const fileName = "function_output.json";
+
+function writeHttp(req, res) {
+  writeJson(req.body);
+  res.end(200);
+}
+
+function writeCloudEvent(cloudevent) {
+  cloudevent.datacontenttype = "application/json"
+  writeJson(cloudevent);
+}
+
+function writeLegacyEvent(data, context) {
+  content = {
+    data: data,
+    context: {
+      eventId: context.eventId,
+      timestamp: context.timestamp,
+      eventType: context.eventType,
+      resource: context.resource,
+    },
+  };
+  writeJson(content);
+}
+
+function writeJson(content) {
+  json = JSON.stringify(content);
+  fs.writeFileSync(fileName, json);
+}
+
+module.exports = {
+  writeHttp,
+  writeCloudEvent,
+  writeLegacyEvent,
+};

test/conformance/run-conformance-tests.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+set -e
+
+echo "Install Functions Framework for Node.js"
+cd ../.. && npm install && cd $OLDPWD
+
+echo ""
+echo "Install Functions Framework Conformance"
+git clone https://github.com/GoogleCloudPlatform/functions-framework-conformance.git
+cd functions-framework-conformance/client && go build && cd $OLDPWD
+
+run_test() {
+  target=$1
+  type=$2
+  signature_type=${3:-"$type"}
+
+  echo ""
+  echo -e "Running conformance test for $type function"
+  ./functions-framework-conformance/client/client \
+    -cmd="node ../../build/src/index.js --target $target --signature-type $signature_type" \
+    -type="$type" \
+    -validate-mapping=false
+}
+
+run_test "writeHttp" "http"
+run_test "writeLegacyEvent" "legacyevent" "event"
+run_test "writeCloudEvent" "cloudevent"
+
+# Clean up.
+rm serverlog_stderr.txt
+rm serverlog_stdout.txt
+rm function_output.json
+rm -rf functions-framework-conformance