1 files changed, 59 insertions, 0 deletions
diff --git a/spec/support_specs/matchers/exceed_redis_call_limit_spec.rb b/spec/support_specs/matchers/exceed_redis_call_limit_spec.rb
new file mode 100644
index 00000000000..819f50e26b6
--- /dev/null
+++ b/spec/support_specs/matchers/exceed_redis_call_limit_spec.rb
@@ -0,0 +1,59 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'RedisCommand matchers', :use_clean_rails_redis_caching, feature_category: :source_code_management do
+  let(:control) do
+    RedisCommands::Recorder.new do
+      Rails.cache.read('test')
+      Rails.cache.read('test')
+      Rails.cache.write('test', 1)
+    end
+  end
+
+  before do
+    Rails.cache.read('warmup')
+  end
+
+  it 'verifies maximum number of Redis calls' do
+    expect(control).not_to exceed_redis_calls_limit(3)
+
+    expect(control).not_to exceed_redis_command_calls_limit(:get, 2)
+    expect(control).not_to exceed_redis_command_calls_limit(:set, 1)
+  end
+
+  it 'verifies minimum number of Redis calls' do
+    expect(control).to exceed_redis_calls_limit(2)
+
+    expect(control).to exceed_redis_command_calls_limit(:get, 1)
+    expect(control).to exceed_redis_command_calls_limit(:set, 0)
+  end
+
+  context 'with Recorder matching only some Redis calls' do
+    it 'counts only Redis calls captured by Recorder' do
+      Rails.cache.write('ignored', 1)
+
+      control = RedisCommands::Recorder.new do
+        Rails.cache.read('recorded')
+      end
+
+      Rails.cache.write('also_ignored', 1)
+
+      expect(control).not_to exceed_redis_calls_limit(1)
+      expect(control).not_to exceed_redis_command_calls_limit(:set, 0)
+      expect(control).not_to exceed_redis_command_calls_limit(:get, 1)
+    end
+  end
+
+  context 'when expect part is a function' do
+    it 'automatically enables RedisCommand::Recorder for it' do
+      func = -> do
+        Rails.cache.read('test')
+        Rails.cache.read('test')
+      end
+
+      expect { func.call }.not_to exceed_redis_calls_limit(2)
+      expect { func.call }.not_to exceed_redis_command_calls_limit(:get, 2)
+    end
+  end
+end