preview

spec/package_spec.rb

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+require 'package'
+
+RSpec.describe Package do
+  context 'instance' do
+    let(:package) { Package.new('spec/fixtures/empty_package') }
+
+    it { expect(package).to be_a Module }
+  end
+end
+
+RSpec.describe 'Kernel#import' do
+  before(:each) { Package.reload! }
+
+  [Module, Object].each do |ctx|
+    let(:package_name) { 'spec/fixtures/empty_package' }
+    let(:target) { nil }
+    let(:pak) do
+      t = target
+      n = package_name
+      context.instance_eval { import(n, to: t) }
+    end
+
+    context "called inside #{ctx.name}.new" do
+      let(:context) { ctx.new }
+
+      it 'should import a package as a value' do
+        expect(pak).to be_a Package
+        expect(context).not_to respond_to :empty_package
+        expect do
+          context.instance_eval { EmptyPackage }
+        end.to raise_error NameError
+        expect do
+          context.instance_eval { empty_package }
+        end.to raise_error NameError
+      end
+
+      it 'should import a package as a method' do
+        pak = nil
+        context = Module.new do
+          pak = import('spec/fixtures/empty_package', to: :method)
+        end
+
+        expect(context).to respond_to :empty_package
+        expect(context.empty_package).to eq pak
+      end
+
+      it 'should import a package as a const' do
+        pak = nil
+        context = Module.new do
+          pak = import('spec/fixtures/empty_package', to: :const)
+        end
+
+        expect(context).to have_constant :EmptyPackage
+        expect(context::EmptyPackage).to eq pak
+      end
+
+      it 'should import a package as a local' do
+        pending 'not ready yet'
+
+        context = Module.new do
+          import('spec/fixtures/empty_package', to: :local)
+        end
+
+        expect(context.instance_eval { empty_package }).to be_a Package
+      end
+    end
+  end
+end