bugfix: initialize the aasm state column after initialization of the _ActiveRecord_ instance #191

CHANGELOG.md

@@ -7,7 +7,8 @@
 
 ## 4.0.4 (not yet released)
 
- * bugfix: avoid Rails autoloading conflicts (see [issue #137](https://github.com/aasm/aasm/issues/137) and see [issue #139](https://github.com/aasm/aasm/issues/139) for details)
+ * bugfix: initialize the aasm state column after initialization of the _ActiveRecord_ instance (see [issue #191](https://github.com/aasm/aasm/issues/191) for details)
+ * bugfix: avoid Rails autoloading conflicts (see [issue #137](https://github.com/aasm/aasm/issues/137) and [issue #139](https://github.com/aasm/aasm/issues/139) for details)
 
 ## 4.0.3
 

lib/aasm/persistence/active_record_persistence.rb

@@ -33,15 +33,10 @@ module AASM
         base.extend AASM::Persistence::ActiveRecordPersistence::ClassMethods
         base.send(:include, AASM::Persistence::ActiveRecordPersistence::InstanceMethods)
 
-        if ActiveRecord::VERSION::MAJOR >= 3
-          base.before_validation(:aasm_ensure_initial_state, :on => :create)
-        else
-          base.before_validation_on_create(:aasm_ensure_initial_state)
+        base.after_initialize do
+          aasm_ensure_initial_state
         end
 
-        # ensure initial aasm state even when validations are skipped
-        base.before_create(:aasm_ensure_initial_state)
-
         # ensure state is in the list of states
         base.validate :aasm_validate_states
       end
@@ -197,5 +192,5 @@ module AASM
       end # InstanceMethods
 
     end
-  end
-end
+  end # Persistence
+end # AASM

lib/aasm/persistence/mongoid_persistence.rb

@@ -133,5 +133,5 @@ module AASM
         end
       end
     end
-  end
-end
+  end # Persistence
+end # AASM

spec/database.rb

@@ -1,10 +1,14 @@
 ActiveRecord::Migration.suppress_messages do
-  %w{gates readers writers transients simples simple_new_dsls no_scopes no_direct_assignments thieves localizer_test_models persisted_states provided_and_persisted_states with_enums with_true_enums with_false_enums}.each do |table_name|
+  %w{gates readers writers transients simples  no_scopes no_direct_assignments thieves localizer_test_models persisted_states provided_and_persisted_states with_enums with_true_enums with_false_enums}.each do |table_name|
     ActiveRecord::Migration.create_table table_name, :force => true do |t|
       t.string "aasm_state"
     end
   end
 
+  ActiveRecord::Migration.create_table "simple_new_dsls", :force => true do |t|
+    t.string "status"
+  end
+
   ActiveRecord::Migration.create_table "validators", :force => true do |t|
     t.string "name"
     t.string "status"

spec/models/persistence.rb

@@ -2,7 +2,11 @@ class Gate < ActiveRecord::Base
   include AASM
 
   # Fake this column for testing purposes
-  attr_accessor :aasm_state
+  # attr_accessor :aasm_state
+
+  def value
+    'value'
+  end
 
   aasm do
     state :opened
@@ -20,6 +24,10 @@ class WithEnum < ActiveRecord::Base
   # Fake this column for testing purposes
   attr_accessor :aasm_state
 
+  def self.test
+    {}
+  end
+
   aasm :enum => :test do
     state :opened
     state :closed
@@ -36,6 +44,10 @@ class WithTrueEnum < ActiveRecord::Base
   # Fake this column for testing purposes
   attr_accessor :aasm_state
 
+  def value
+    'value'
+  end
+
   aasm :enum => true do
     state :opened
     state :closed

spec/unit/persistence/active_record_persistence_spec.rb

@@ -76,12 +76,10 @@ describe "instance methods" do
       let(:with_true_enum) { WithTrueEnum.new }
       before :each do
         WithTrueEnum.aasm.stub(:attribute_name).and_return(:value)
-        with_true_enum.stub(:aasm_guess_enum_method).and_return(:values)
       end
 
       it "infers enum method name from pluralized column name" do
         expect(with_true_enum.send(:aasm_enum)).to eq :values
-        expect(with_true_enum).to have_received :aasm_guess_enum_method
       end
     end
 
@@ -101,12 +99,10 @@ describe "instance methods" do
       context "when AASM column looks like enum" do
         before :each do
           gate.stub(:aasm_column_looks_like_enum).and_return(true)
-          gate.stub(:aasm_guess_enum_method).and_return(:values)
         end
 
         it "infers enum method name from pluralized column name" do
           expect(gate.send(:aasm_enum)).to eq :values
-          expect(gate).to have_received :aasm_guess_enum_method
         end
       end
 
@@ -256,20 +252,9 @@ describe "instance methods" do
     expect(gate.aasm.current_state).to be_nil
   end
 
-  it "should call aasm_ensure_initial_state on validation before create" do
-    expect(gate).to receive(:aasm_ensure_initial_state).and_return(true)
-    gate.valid?
-  end
-
-  it "should call aasm_ensure_initial_state before create, even if skipping validations" do
-    expect(gate).to receive(:aasm_ensure_initial_state).and_return(true)
-    gate.save(:validate => false)
-  end
-
-  it "should not call aasm_ensure_initial_state on validation before update" do
-    allow(gate).to receive(:new_record?).and_return(false)
-    expect(gate).not_to receive(:aasm_ensure_initial_state)
-    gate.valid?
+  it "should initialize the aasm state on instantiation" do
+    expect(Gate.new.aasm_state).to eql 'opened'
+    expect(Gate.new.aasm.current_state).to eql :opened
   end
 
 end