Replaced commands with events in the Orders read model test

We still have integration tests to test the "contracts", so hopefully even if there's mismatch between events in real world and the tests, this will be caught.

It "feels" simpler and better to test with events. But yeah, without discipline - it may catch us.

Author: andrzejkrzywda

rails_application/test/orders/item_added_to_basket_test.rb

@@ -8,18 +8,19 @@ def test_add_new_item
       event_store = Rails.configuration.event_store
 
       product_id = SecureRandom.uuid
-      run_command(
-        ProductCatalog::RegisterProduct.new(
-          product_id: product_id,
+      event_store.publish(
+        ProductCatalog::ProductRegistered.new(
+          data: { product_id: product_id }
         )
       )
-      run_command(
-        ProductCatalog::NameProduct.new(
-          product_id: product_id,
-          name: "test"
+      event_store.publish(
+        ProductCatalog::ProductNamed.new(
+          data: { product_id: product_id, name: "test" }
         )
       )
-      run_command(Pricing::SetPrice.new(product_id: product_id, price: 49))
+      event_store.publish(
+        Pricing::PriceSet.new(data: { product_id: product_id, price: 49 })
+      )
 
       order_id = SecureRandom.uuid
 
@@ -55,18 +56,19 @@ def test_add_the_same_item_2nd_time
       event_store = Rails.configuration.event_store
 
       product_id = SecureRandom.uuid
-      run_command(
-        ProductCatalog::RegisterProduct.new(
-          product_id: product_id,
+      event_store.publish(
+        ProductCatalog::ProductRegistered.new(
+          data: { product_id: product_id }
         )
       )
-      run_command(
-        ProductCatalog::NameProduct.new(
-          product_id: product_id,
-          name: "test"
+      event_store.publish(
+        ProductCatalog::ProductNamed.new(
+          data: { product_id: product_id, name: "test" }
         )
       )
-      run_command(Pricing::SetPrice.new(product_id: product_id, price: 49))
+      event_store.publish(
+        Pricing::PriceSet.new(data: { product_id: product_id, price: 49 })
+      )
 
       order_id = SecureRandom.uuid
       event_store.publish(
@@ -114,33 +116,33 @@ def test_add_another_item
       event_store = Rails.configuration.event_store
 
       product_id = SecureRandom.uuid
-      run_command(
-        ProductCatalog::RegisterProduct.new(
-          product_id: product_id,
+      event_store.publish(
+        ProductCatalog::ProductRegistered.new(
+          data: { product_id: product_id }
         )
       )
-      run_command(
-        ProductCatalog::NameProduct.new(
-          product_id: product_id,
-          name: "test"
+      event_store.publish(
+        ProductCatalog::ProductNamed.new(
+          data: { product_id: product_id, name: "test" }
         )
       )
-      run_command(Pricing::SetPrice.new(product_id: product_id, price: 20))
+      event_store.publish(
+        Pricing::PriceSet.new(data: { product_id: product_id, price: 20 })
+      )
 
       another_product_id = SecureRandom.uuid
-      run_command(
-        ProductCatalog::RegisterProduct.new(
-          product_id: another_product_id,
+      event_store.publish(
+        ProductCatalog::ProductRegistered.new(
+          data: { product_id: another_product_id }
         )
       )
-      run_command(
-        ProductCatalog::NameProduct.new(
-          product_id: another_product_id,
-          name: "2nd one"
+      event_store.publish(
+        ProductCatalog::ProductNamed.new(
+          data: { product_id: another_product_id, name: "2nd one" }
         )
       )
-      run_command(
-        Pricing::SetPrice.new(product_id: another_product_id, price: 20)
+      event_store.publish(
+        Pricing::PriceSet.new(data: { product_id: another_product_id, price: 20 })
       )
 
       order_id = SecureRandom.uuid