Fix OpenapiFirst.load when MultiJson is configured to return symol keys

Author: ahx

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+- Fix OpenapiFirst.load when MultiJson is configured to return symbol keys
+
 ## 2.9.2
 
 - OpenapiFirst::Test reports all non-covered requests now

lib/openapi_first/file_loader.rb

@@ -13,7 +13,7 @@ def load(file_path)
 
       body = File.read(file_path)
       extname = File.extname(file_path)
-      return JSON.parse(body) if extname == '.json'
+      return ::JSON.parse(body) if extname == '.json'
       return YAML.unsafe_load(body) if ['.yaml', '.yml'].include?(extname)
 
       body

spec/file_loader_spec.rb

@@ -2,9 +2,16 @@
 
 RSpec.describe OpenapiFirst::FileLoader do
   describe '.load' do
-    it 'loads .json' do
-      contents = described_class.load('./spec/data/petstore.json')
-      expect(contents['openapi']).to eq('3.0.0')
+    begin
+      require 'multi_json'
+      before do
+        MultiJson.load_options = { symbolize_keys: true }
+      end
+
+      after do
+        MultiJson.load_options = { symbolize_keys: false }
+      end
+    rescue LoadError # rubocop:disable Lint/SuppressedException
     end
 
     it 'loads .yaml' do
@@ -17,6 +24,11 @@
       expect(contents['openapi']).to eq('3.0.0')
     end
 
+    it 'loads .json' do
+      contents = described_class.load('./spec/data/petstore.json')
+      expect(contents['openapi']).to eq('3.0.0')
+    end
+
     it 'raises FileNotFoundError if file was not found' do
       expect { described_class.load('./spec/data/unknown.yaml') }.to raise_error(OpenapiFirst::FileNotFoundError, 'File not found "./spec/data/unknown.yaml"')
     end