3 files changed, 64 insertions, 60 deletions
diff --git a/spec/models/concerns/issuable_spec.rb b/spec/models/concerns/issuable_spec.rb
index fb5fb7daaab..ba57301a3c9 100644
--- a/spec/models/concerns/issuable_spec.rb
+++ b/spec/models/concerns/issuable_spec.rb
@@ -2,7 +2,7 @@ require 'spec_helper'
 
 describe Issuable do
   let(:issuable_class) { Issue }
-  let(:issue) { create(:issue) }
+  let(:issue) { create(:issue, title: 'An issue', description: 'A description') }
   let(:user) { create(:user) }
 
   describe "Associations" do
@@ -264,55 +264,75 @@ describe Issuable do
     end
   end
 
-  describe "#to_hook_data" do
-    let(:data) { issue.to_hook_data(user) }
-    let(:project) { issue.project }
-
-    it "returns correct hook data" do
-      expect(data[:object_kind]).to eq("issue")
-      expect(data[:user]).to eq(user.hook_attrs)
-      expect(data[:object_attributes]).to eq(issue.hook_attrs)
-      expect(data).not_to have_key(:assignee)
-    end
+  describe '#to_hook_data' do
+    context 'labels are updated' do
+      let(:labels) { create_list(:label, 2) }
 
-    context "issue is assigned" do
       before do
-        issue.assignees << user
+        issue.update(labels: [labels[1]])
       end
 
-      it "returns correct hook data" do
-        expect(data[:assignees].first).to eq(user.hook_attrs)
+      it 'delegates to Gitlab::HookData::IssuableBuilder#build' do
+        builder = double
+
+        expect(Gitlab::HookData::IssuableBuilder)
+          .to receive(:new).with(issue).and_return(builder)
+        expect(builder).to receive(:build).with(
+          user: user,
+          changes: hash_including(
+            'labels' => [[labels[0].hook_attrs], [labels[1].hook_attrs]]
+          ))
+
+        issue.to_hook_data(user, old_labels: [labels[0]])
       end
     end
 
-    context "merge_request is assigned" do
-      let(:merge_request) { create(:merge_request) }
-      let(:data) { merge_request.to_hook_data(user) }
+    context 'issue is assigned' do
+      let(:user2) { create(:user) }
 
       before do
-        merge_request.update_attribute(:assignee, user)
+        issue.assignees << user << user2
       end
 
-      it "returns correct hook data" do
-        expect(data[:object_attributes]['assignee_id']).to eq(user.id)
-        expect(data[:assignee]).to eq(user.hook_attrs)
+      it 'delegates to Gitlab::HookData::IssuableBuilder#build' do
+        builder = double
+
+        expect(Gitlab::HookData::IssuableBuilder)
+          .to receive(:new).with(issue).and_return(builder)
+        expect(builder).to receive(:build).with(
+          user: user,
+          changes: hash_including(
+            'assignees' => [[user.hook_attrs], [user.hook_attrs, user2.hook_attrs]]
+          ))
+
+        issue.to_hook_data(user, old_assignees: [user])
       end
     end
 
-    context 'issue has labels' do
-      let(:labels) { [create(:label), create(:label)] }
+    context 'merge_request is assigned' do
+      let(:merge_request) { create(:merge_request) }
+      let(:user2) { create(:user) }
 
       before do
-        issue.update_attribute(:labels, labels)
+        merge_request.update(assignee: user)
+        merge_request.update(assignee: user2)
       end
 
-      it 'includes labels in the hook data' do
-        expect(data[:labels]).to eq(labels.map(&:hook_attrs))
+      it 'delegates to Gitlab::HookData::IssuableBuilder#build' do
+        builder = double
+
+        expect(Gitlab::HookData::IssuableBuilder)
+          .to receive(:new).with(merge_request).and_return(builder)
+        expect(builder).to receive(:build).with(
+          user: user,
+          changes: hash_including(
+            'assignee_id' => [user.id, user2.id],
+            'assignee' => [user.hook_attrs, user2.hook_attrs]
+          ))
+
+        merge_request.to_hook_data(user, old_assignees: [user])
       end
     end
-
-    include_examples 'project hook data'
-    include_examples 'deprecated repository hook data'
   end
 
   describe '#labels_array' do
diff --git a/spec/models/issue_spec.rb b/spec/models/issue_spec.rb
index e547da0cfbe..bb5033c1628 100644
--- a/spec/models/issue_spec.rb
+++ b/spec/models/issue_spec.rb
@@ -700,18 +700,14 @@ describe Issue do
   end
 
   describe '#hook_attrs' do
-    let(:attrs_hash) { subject.hook_attrs }
+    it 'delegates to Gitlab::HookData::IssueBuilder#build' do
+      builder = double
 
-    it 'includes time tracking attrs' do
-      expect(attrs_hash).to include(:total_time_spent)
-      expect(attrs_hash).to include(:human_time_estimate)
-      expect(attrs_hash).to include(:human_total_time_spent)
-      expect(attrs_hash).to include('time_estimate')
-    end
+      expect(Gitlab::HookData::IssueBuilder)
+        .to receive(:new).with(subject).and_return(builder)
+      expect(builder).to receive(:build)
 
-    it 'includes assignee_ids and deprecated assignee_id' do
-      expect(attrs_hash).to include(:assignee_id)
-      expect(attrs_hash).to include(:assignee_ids)
+      subject.hook_attrs
     end
   end
 
diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index 950af653c80..17c9f15b021 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -660,27 +660,15 @@ describe MergeRequest do
     end
   end
 
-  describe "#hook_attrs" do
-    let(:attrs_hash) { subject.hook_attrs }
-
-    [:source, :target].each do |key|
-      describe "#{key} key" do
-        include_examples 'project hook data', project_key: key do
-          let(:data)    { attrs_hash }
-          let(:project) { subject.send("#{key}_project") }
-        end
-      end
-    end
+  describe '#hook_attrs' do
+    it 'delegates to Gitlab::HookData::MergeRequestBuilder#build' do
+      builder = double
+
+      expect(Gitlab::HookData::MergeRequestBuilder)
+        .to receive(:new).with(subject).and_return(builder)
+      expect(builder).to receive(:build)
 
-    it "has all the required keys" do
-      expect(attrs_hash).to include(:source)
-      expect(attrs_hash).to include(:target)
-      expect(attrs_hash).to include(:last_commit)
-      expect(attrs_hash).to include(:work_in_progress)
-      expect(attrs_hash).to include(:total_time_spent)
-      expect(attrs_hash).to include(:human_time_estimate)
-      expect(attrs_hash).to include(:human_total_time_spent)
-      expect(attrs_hash).to include('time_estimate')
+      subject.hook_attrs
     end
   end