Unit tests for meta-args (shell provisioner)

source/spec/vagrant-openstack-provider/action/provision_spec.rb

@@ -0,0 +1,104 @@
+require 'vagrant-openstack-provider/spec_helper'
+
+#
+# Stubing all the interactions using the real
+# provisioner classes is somehow complicated...
+#
+class FakeProvisioner
+  def provision
+  end
+end
+
+class FakeShellProvisioner < FakeProvisioner
+  attr_accessor :config
+
+  def initialize(config)
+    @config = config
+  end
+end
+
+#
+# Monkeypatch the VagrantPlugins::Shell module
+# to enabled using an FakeShellProvisioner in
+# place of a the real shell provisioner class
+#
+module VagrantPlugins
+  module Shell
+    Provisioner = FakeShellProvisioner
+  end
+end
+
+describe VagrantPlugins::Openstack::Action::ProvisionWrapper do
+  let(:app) do
+    double
+  end
+
+  let(:internal_provision_wrapper) do
+    double
+  end
+
+  before :each do
+    @action = ProvisionWrapper.new(app, nil)
+  end
+
+  describe 'execute' do
+    it 'call InternalProvisionWrapper and conitnue the middleware chain' do
+      expect(internal_provision_wrapper).to receive(:call)
+      InternalProvisionWrapper.stub(:new) { internal_provision_wrapper }
+      app.stub(:call) {}
+      @action.execute nil
+    end
+  end
+end
+
+describe VagrantPlugins::Openstack::Action::InternalProvisionWrapper do
+  let(:env) do
+    {}
+  end
+
+  before :each do
+    @action = InternalProvisionWrapper.new(nil, env)
+  end
+
+  describe 'run_provisioner' do
+    context 'when running a shell provisioner' do
+      context 'without meta-arg' do
+        it 'does not change the provisioner config' do
+          env[:provisioner] = FakeShellProvisioner.new(OpenStruct.new.tap do |c|
+            c.args = %w(arg1 arg2)
+          end)
+
+          expect(env[:provisioner]).to receive(:provision)
+          expect(@action).to receive(:handle_shell_meta_args)
+
+          @action.run_provisioner(env)
+          expect(env[:provisioner].config.args).to eq(%w(arg1 arg2))
+        end
+      end
+
+      context 'with @@ssh_ip@@ meta-arg' do
+        it 'replace the meta-args in the provisioner config' do
+          env[:provisioner] = FakeShellProvisioner.new(OpenStruct.new.tap do |c|
+            c.args = ['arg1', '@@ssh_ip@@', 'arg3']
+          end)
+
+          VagrantPlugins::Openstack::Action.stub(:get_ssh_info).and_return host: '192.168.0.1'
+          expect(env[:provisioner]).to receive(:provision)
+
+          @action.run_provisioner(env)
+          expect(env[:provisioner].config.args).to eq(%w(arg1 192.168.0.1 arg3))
+        end
+      end
+    end
+
+    context 'when running a provisioner other that the shell provisioner' do
+      it 'does not call handle_shell_meta_args' do
+        env[:provisioner] = FakeProvisioner.new
+        expect(@action).should_not_receive(:handle_shell_meta_args)
+        expect(env[:provisioner]).to receive(:provision)
+
+        @action.run_provisioner(env)
+      end
+    end
+  end
+end