Add postgrep diff_spec

ridgepole · Apr 12, 2015 · 806600f · 806600f
1 parent 6a51a49
commit 806600f
Showing 1 changed file with 153 additions and 0 deletions.
diff --git a/spec/postgresql/diff/diff_spec.rb b/spec/postgresql/diff/diff_spec.rb
@@ -0,0 +1,153 @@
+if postgresql?
+describe 'Ridgepole::Client.diff' do
+  context 'when change column' do
+    let(:actual_dsl) {
+      <<-RUBY
+        create_table "clubs", force: :cascade do |t|
+          t.string "name", limit: 255, default: "", null: false
+        end
+
+        add_index "clubs", ["name"], name: "idx_name", unique: true, using: :btree
+
+        create_table "departments", primary_key: "dept_no", force: :cascade do |t|
+          t.string "dept_name", limit: 40, null: false
+        end
+
+        add_index "departments", ["dept_name"], name: "idx_dept_name", unique: true, using: :btree
+
+        create_table "dept_emp", id: false, force: :cascade do |t|
+          t.integer "emp_no",              null: false
+          t.string  "dept_no",   limit: 4, null: false
+          t.date    "from_date",           null: false
+          t.date    "to_date",             null: false
+        end
+
+        add_index "dept_emp", ["dept_no"], name: "idx_dept_emp_dept_no", using: :btree
+        add_index "dept_emp", ["emp_no"], name: "idx_dept_emp_emp_no", using: :btree
+
+        create_table "dept_manager", id: false, force: :cascade do |t|
+          t.string  "dept_no",   limit: 4, null: false
+          t.integer "emp_no",              null: false
+          t.date    "from_date",           null: false
+          t.date    "to_date",             null: false
+        end
+
+        add_index "dept_manager", ["dept_no"], name: "idx_dept_manager_dept_no", using: :btree
+        add_index "dept_manager", ["emp_no"], name: "idx_dept_manager_emp_no", using: :btree
+
+        create_table "employee_clubs", force: :cascade do |t|
+          t.integer "emp_no",  null: false
+          t.integer "club_id", null: false
+        end
+
+        add_index "employee_clubs", ["emp_no", "club_id"], name: "idx_employee_clubs_emp_no_club_id", using: :btree
+
+        create_table "employees", primary_key: "emp_no", force: :cascade do |t|
+          t.date   "birth_date",            null: false
+          t.string "first_name", limit: 14, null: false
+          t.string "last_name",  limit: 16, null: false
+          t.date   "hire_date",             null: false
+        end
+
+        create_table "salaries", id: false, force: :cascade do |t|
+          t.integer "emp_no",    null: false
+          t.integer "salary",    null: false
+          t.date    "from_date", null: false
+          t.date    "to_date",   null: false
+        end
+
+        add_index "salaries", ["emp_no"], name: "idx_salaries_emp_no", using: :btree
+
+        create_table "titles", id: false, force: :cascade do |t|
+          t.integer "emp_no",               null: false
+          t.string  "title",     limit: 50, null: false
+          t.date    "from_date",            null: false
+          t.date    "to_date"
+        end
+
+        add_index "titles", ["emp_no"], name: "idx_titles_emp_no", using: :btree
+      RUBY
+    }
+
+    let(:expected_dsl) {
+      <<-RUBY
+        create_table "clubs", force: :cascade do |t|
+          t.string "name", limit: 255, default: "", null: false
+        end
+
+        add_index "clubs", ["name"], name: "idx_name", unique: true, using: :btree
+
+        create_table "departments", primary_key: "dept_no", force: :cascade do |t|
+          t.string "dept_name", limit: 40, null: false
+        end
+
+        add_index "departments", ["dept_name"], name: "idx_dept_name", unique: true, using: :btree
+
+        create_table "dept_emp", id: false, force: :cascade do |t|
+          t.integer "emp_no",              null: false
+          t.string  "dept_no",   limit: 4, null: false
+          t.date    "from_date",           null: false
+          t.date    "to_date",             null: false
+        end
+
+        add_index "dept_emp", ["dept_no"], name: "idx_dept_emp_dept_no", using: :btree
+        add_index "dept_emp", ["emp_no"], name: "idx_dept_emp_emp_no", using: :btree
+
+        create_table "dept_manager", id: false, force: :cascade do |t|
+          t.string  "dept_no",   limit: 4, null: false
+          t.integer "emp_no",              null: false
+          t.date    "from_date",           null: false
+          t.date    "to_date",             null: false
+        end
+
+        add_index "dept_manager", ["dept_no"], name: "idx_dept_manager_dept_no", using: :btree
+        add_index "dept_manager", ["emp_no"], name: "idx_dept_manager_emp_no", using: :btree
+
+        create_table "employee_clubs", force: :cascade do |t|
+          t.integer "emp_no",  null: false
+          t.integer "club_id", null: true
+        end
+
+        add_index "employee_clubs", ["emp_no", "club_id"], name: "idx_employee_clubs_emp_no_club_id", using: :btree
+
+        create_table "employees", primary_key: "emp_no", force: :cascade do |t|
+          t.date   "birth_date",                            null: false
+          t.string "first_name", limit: 14,                 null: false
+          t.string "last_name",  limit: 20, default: "XXX", null: false
+          t.date   "hire_date",                             null: false
+        end
+
+        create_table "salaries", id: false, force: :cascade do |t|
+          t.integer "emp_no",    null: false
+          t.integer "salary",    null: false
+          t.date    "from_date", null: false
+          t.date    "to_date",   null: false
+        end
+
+        add_index "salaries", ["emp_no"], name: "idx_salaries_emp_no", using: :btree
+
+        create_table "titles", id: false, force: :cascade do |t|
+          t.integer "emp_no",               null: false
+          t.string  "title",     limit: 50, null: false
+          t.date    "from_date",            null: false
+          t.date    "to_date"
+        end
+
+        add_index "titles", ["emp_no"], name: "idx_titles_emp_no", using: :btree
+      RUBY
+    }
+
+    subject { Ridgepole::Client }
+
+    it {
+      delta = subject.diff(actual_dsl, expected_dsl, enable_mysql_unsigned: true)
+      expect(delta.differ?).to be_truthy
+      expect(delta.script).to eq <<-RUBY.strip_heredoc.strip
+        change_column("employee_clubs", "club_id", :integer, {:null=>true, :default=>nil})
+
+        change_column("employees", "last_name", :string, {:limit=>20, :default=>"XXX", :null=>false})
+      RUBY
+    }
+  end
+end
+end