1 files changed, 133 insertions, 0 deletions
diff --git a/spec/rubocop/cop/inject_enterprise_edition_module_spec.rb b/spec/rubocop/cop/inject_enterprise_edition_module_spec.rb
new file mode 100644
index 00000000000..08ffc3c3a53
--- /dev/null
+++ b/spec/rubocop/cop/inject_enterprise_edition_module_spec.rb
@@ -0,0 +1,133 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require 'rubocop'
+require 'rubocop/rspec/support'
+require_relative '../../../rubocop/cop/inject_enterprise_edition_module'
+
+describe RuboCop::Cop::InjectEnterpriseEditionModule do
+  include CopHelper
+
+  subject(:cop) { described_class.new }
+
+  it 'flags the use of `prepend EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      prepend EE::Foo
+      ^^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'flags the use of `prepend ::EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      prepend ::EE::Foo
+      ^^^^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'flags the use of `include EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      include EE::Foo
+      ^^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'flags the use of `include ::EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      include ::EE::Foo
+      ^^^^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'flags the use of `extend EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      extend EE::Foo
+      ^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'flags the use of `extend ::EE` in the middle of a file' do
+    expect_offense(<<~SOURCE)
+    class Foo
+      extend ::EE::Foo
+      ^^^^^^^^^^^^^^^^ Injecting EE modules must be done on the last line of this file, outside of any class or module definitions
+    end
+    SOURCE
+  end
+
+  it 'does not flag prepending of regular modules' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+      prepend Foo
+    end
+    SOURCE
+  end
+
+  it 'does not flag including of regular modules' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+      include Foo
+    end
+    SOURCE
+  end
+
+  it 'does not flag extending using regular modules' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+      extend Foo
+    end
+    SOURCE
+  end
+
+  it 'does not flag the use of `prepend EE` on the last line' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+    end
+
+    Foo.prepend(EE::Foo)
+    SOURCE
+  end
+
+  it 'does not flag the use of `include EE` on the last line' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+    end
+
+    Foo.include(EE::Foo)
+    SOURCE
+  end
+
+  it 'does not flag the use of `extend EE` on the last line' do
+    expect_no_offenses(<<~SOURCE)
+    class Foo
+    end
+
+    Foo.extend(EE::Foo)
+    SOURCE
+  end
+
+  it 'autocorrects offenses by just disabling the Cop' do
+    source = <<~SOURCE
+    class Foo
+      prepend EE::Foo
+      include Bar
+    end
+    SOURCE
+
+    expect(autocorrect_source(source)).to eq(<<~SOURCE)
+    class Foo
+      prepend EE::Foo # rubocop: disable Cop/InjectEnterpriseEditionModule
+      include Bar
+    end
+    SOURCE
+  end
+end