Added specs for SystemCheck and custom matcher

1 files changed, 39 insertions, 0 deletions

diff --git a/spec/lib/system_check_spec.rb b/spec/lib/system_check_spec.rb
new file mode 100644
index 00000000000..399a492ea2e
--- /dev/null
+++ b/spec/lib/system_check_spec.rb
@@ -0,0 +1,39 @@
+require 'spec_helper'
+
+describe SystemCheck, lib: true do
+  subject { SystemCheck }
+
+  describe '.run' do
+    it 'requires custom executor to be a BasicExecutor' do
+      expect { subject.run('Component', [], SystemCheck::SimpleExecutor) }.not_to raise_error
+    end
+
+    context 'custom matcher' do
+      class SimpleCheck < SystemCheck::BaseCheck
+        def check?
+          true
+        end
+      end
+
+      class OtherCheck < SystemCheck::BaseCheck
+        def check?
+          false
+        end
+      end
+
+      subject { SystemCheck }
+
+      it 'detects execution of SimpleCheck' do
+        is_expected.to execute_check(SimpleCheck)
+
+        SystemCheck.run('Test', [SimpleCheck])
+      end
+
+      it 'detects exclusion of OtherCheck in execution' do
+        is_expected.not_to execute_check(OtherCheck)
+
+        SystemCheck.run('Test', [SimpleCheck])
+      end
+    end
+  end
+end