send-data headers capitalization

Author: iunanua

packages/dd-trace/src/telemetry/send-data.js

@@ -2,16 +2,16 @@ const request = require('../exporters/common/request')
 
 function getHeaders (reqType, debug, application) {
   const headers = {
-    'Content-Type': 'application/json',
-    'DD-Telemetry-API-Version': 'v1',
-    'DD-Telemetry-Request-Type': reqType
+    'content-type': 'application/json',
+    'dd-telemetry-api-version': 'v1',
+    'dd-telemetry-request-type': reqType
   }
   if (debug) {
-    headers['DD-Telemetry-Debug-Enabled'] = 'true'
+    headers['dd-telemetry-debug-enabled'] = 'true'
   }
   if (application) {
-    headers['DD-Client-Library-Language'] = application.language_name
-    headers['DD-Client-Library-Version'] = application.tracer_version
+    headers['dd-client-library-language'] = application.language_name
+    headers['dd-client-library-version'] = application.tracer_version
   }
   return headers
 }

packages/dd-trace/test/telemetry/send-data.spec.js

@@ -32,11 +32,11 @@ describe('sendData', () => {
       method: 'POST',
       path: '/telemetry/proxy/api/v2/apmtelemetry',
       headers: {
-        'Content-Type': 'application/json',
-        'DD-Telemetry-API-Version': 'v1',
-        'DD-Telemetry-Request-Type': 'req-type',
-        'DD-Client-Library-Language': application.language_name,
-        'DD-Client-Library-Version': application.tracer_version
+        'content-type': 'application/json',
+        'dd-telemetry-api-version': 'v1',
+        'dd-telemetry-request-type': 'req-type',
+        'dd-client-library-language': application.language_name,
+        'dd-client-library-version': application.tracer_version
       },
       url: undefined,
       hostname: '',
@@ -57,11 +57,11 @@ describe('sendData', () => {
       method: 'POST',
       path: '/telemetry/proxy/api/v2/apmtelemetry',
       headers: {
-        'Content-Type': 'application/json',
-        'DD-Telemetry-API-Version': 'v1',
-        'DD-Telemetry-Request-Type': 'req-type',
-        'DD-Client-Library-Language': application.language_name,
-        'DD-Client-Library-Version': application.tracer_version
+        'content-type': 'application/json',
+        'dd-telemetry-api-version': 'v1',
+        'dd-telemetry-request-type': 'req-type',
+        'dd-client-library-language': application.language_name,
+        'dd-client-library-version': application.tracer_version
       },
       url: 'unix:/foo/bar/baz',
       hostname: undefined,
@@ -84,12 +84,12 @@ describe('sendData', () => {
       method: 'POST',
       path: '/telemetry/proxy/api/v2/apmtelemetry',
       headers: {
-        'Content-Type': 'application/json',
-        'DD-Telemetry-API-Version': 'v1',
-        'DD-Telemetry-Request-Type': 'req-type',
-        'DD-Telemetry-Debug-Enabled': 'true',
-        'DD-Client-Library-Language': application.language_name,
-        'DD-Client-Library-Version': application.tracer_version
+        'content-type': 'application/json',
+        'dd-telemetry-api-version': 'v1',
+        'dd-telemetry-request-type': 'req-type',
+        'dd-telemetry-debug-enabled': 'true',
+        'dd-client-library-language': application.language_name,
+        'dd-client-library-version': application.tracer_version
       },
       url: '/test',
       hostname: undefined,