Add second stage block to querystring builder + tests

Author: jakewmeyer

src/builders/launch-query.js

@@ -69,6 +69,9 @@ module.exports = (request) => {
   if (request.query.block) {
     query['rocket.first_stage.cores.block'] = parseInt(request.query.block, 10);
   }
+  if (request.query.second_stage_block) {
+    query['rocket.second_stage.block'] = parseInt(request.query.second_stage_block, 10);
+  }
   if (request.query.core_reuse) {
     query['reuse.core'] = (request.query.core_reuse === 'true');
   }

test/builders/launch-query.test.js

@@ -126,6 +126,12 @@ test('It should return launches block 4 cores', async () => {
   });
 });
 
+test('It should return 11 launches with second stage block 1 cores', async () => {
+  const response = await request(app.callback()).get('/v2/launches?block=4');
+  expect(response.statusCode).toBe(200);
+  expect(response.body.length).toBe(11);
+});
+
 test('It should return launches with cap serial C113', async () => {
   const response = await request(app.callback()).get('/v2/launches?cap_serial=C113');
   expect(response.statusCode).toBe(200);