1 files changed, 50 insertions, 17 deletions

diff --git a/spec/support/checksum_support.rb b/spec/support/checksum_support.rb
index e02d9f9f3..f8dffb1b7 100644
--- a/spec/support/checksum_support.rb
+++ b/spec/support/checksum_support.rb
@@ -1,25 +1,23 @@
-shared_examples 'checksum support' do |factory_name|
-  let(:instance) { create(factory_name) }
-
+shared_examples 'checksum support' do
   describe '#current_checksum_source' do
     let(:attributes) { ['code_value', 'label_value'] }
-    let(:seperator)  { ChecksumSupport::SEPARATOR }
+    let(:separator)  { ChecksumSupport::SEPARATOR }
     let(:nil_value)  { ChecksumSupport::VALUE_FOR_NIL_ATTRIBUTE }
 
     before do
-      allow_any_instance_of(instance.class).to receive(:checksum_attributes).and_return(attributes)
+      allow_any_instance_of(subject.class).to receive(:checksum_attributes).and_return(attributes)
     end
 
-    it 'should separate attribute by seperator' do
-      expect(instance.current_checksum_source).to eq("code_value#{seperator}label_value")
+    it 'should separate attribute by separator' do
+      expect(subject.current_checksum_source).to eq("code_value#{separator}label_value")
     end
 
     context 'nil value' do
       let(:attributes) { ['code_value', nil] }
 
       it 'should replace nil attributes by default value' do
-        source = "code_value#{seperator}#{nil_value}"
-        expect(instance.current_checksum_source).to eq(source)
+        source = "code_value#{separator}#{nil_value}"
+        expect(subject.current_checksum_source).to eq(source)
       end
     end
 
@@ -27,27 +25,62 @@ shared_examples 'checksum support' do |factory_name|
       let(:attributes) { ['code_value', []] }
 
       it 'should convert to nil' do
-        source = "code_value#{seperator}#{nil_value}"
-        expect(instance.current_checksum_source).to eq(source)
+        source = "code_value#{separator}#{nil_value}"
+        expect(subject.current_checksum_source).to eq(source)
+      end
+    end
+
+    context 'array value' do
+      let(:attributes) { [['v1', 'v2', 'v3'], 'code_value'] }
+
+      it 'should convert to list' do
+        source = "v1,v2,v3#{separator}code_value"
+        expect(subject.current_checksum_source).to eq(source)
+      end
+    end
+
+    context 'array of array value' do
+      let(:attributes) { [[['a1', 'a2', 'a3'], ['b1', 'b2', 'b3']], 'code_value'] }
+
+      it 'should convert to list' do
+        source = "(a1,a2,a3),(b1,b2,b3)#{separator}code_value"
+        expect(subject.current_checksum_source).to eq(source)
+      end
+    end
+
+    context 'array of array value, with empty array' do
+      let(:attributes) { [[['a1', 'a2', 'a3'], []], 'code_value'] }
+
+      it 'should convert to list' do
+        source = "(a1,a2,a3),-#{separator}code_value"
+        expect(subject.current_checksum_source).to eq(source)
       end
     end
   end
 
   it 'should save checksum on create' do
-    expect(instance.checksum).to_not be_nil
+    expect(subject.checksum).to_not be_nil
   end
 
   it 'should save checksum_source' do
-    expect(instance.checksum_source).to_not be_nil
+    expect(subject.checksum_source).to_not be_nil
   end
 
   it 'should trigger set_current_checksum_source on save' do
-    expect(instance).to receive(:set_current_checksum_source).at_least(:once)
-    instance.save
+    expect(subject).to receive(:set_current_checksum_source).at_least(:once)
+    subject.save
   end
 
   it 'should trigger update_checksum on save' do
-    expect(instance).to receive(:update_checksum).at_least(:once)
-    instance.save
+    expect(subject).to receive(:update_checksum).at_least(:once)
+    subject.save
+  end
+
+  it "doesn't change the checksum on save if the source hasn't been changed" do
+    checksum = subject.checksum
+
+    subject.save
+
+    expect(subject.checksum).to eq(checksum)
   end
 end