fix read json

README.md

@@ -7,7 +7,7 @@ A GitHub Action that check minimum coverage percentage!
 #### [Simplecov](https://github.com/colszowka/simplecov)
 
 ```yml
-- uses: devmasx/[email protected].0
+- uses: devmasx/[email protected].1
   with:
     result_path: coverage/.last_run.json
     token: ${{secrets.GITHUB_TOKEN}}

lib/coverage_report.rb

@@ -27,7 +27,7 @@ def self.jest(report_path, data)
 
   private
 
-  def read_json(path)
+  def self.read_json(path)
     JSON.parse(File.read(path))
   end
 end

spec/coverage_report_spec.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+require './spec/spec_helper'
+
+describe CoverageReport do
+  it '.simplecov' do
+    result = CoverageReport.simplecov('./spec/fixtures/simplecov.json', min: 80)
+    expect(result['lines']['covered_percent']).to eq(80.5)
+  end
+end

spec/fixtures/simplecov.json

@@ -0,0 +1,5 @@
+{
+  "result": {
+    "covered_percent": 80.5
+  }
+}

spec/spec_helper.rb

@@ -6,3 +6,4 @@
 require './lib/report_adapter'
 require './lib/github_check_run_service'
 require './lib/github_client'
+require './lib/coverage_report'