Added specs for the classes

spec/Behat/MinkExtension/Context/Initializer/MinkAwareInitializerSpec.php

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+<?php
+
+namespace spec\Behat\MinkExtension\Context\Initializer;
+
+use Behat\Behat\Context\Context;
+use Behat\Mink\Mink;
+use Behat\MinkExtension\Context\MinkAwareContext;
+use PhpSpec\ObjectBehavior;
+
+class MinkAwareInitializerSpec extends ObjectBehavior
+{
+    function let(Mink $mink)
+    {
+        $this->beConstructedWith($mink, array('base_url' => 'foo'));
+    }
+
+    function it_is_a_context_initializer()
+    {
+        $this->shouldHaveType('Behat\Behat\Context\Initializer\ContextInitializer');
+    }
+
+    function it_supports_mink_aware_contexts(MinkAwareContext $context)
+    {
+        $this->supportsContext($context)->shouldBe(true);
+    }
+
+    function it_does_not_support_basic_contexts(Context $context)
+    {
+        $this->supportsContext($context)->shouldBe(false);
+    }
+
+    function it_injects_mink_and_parameters_in_mink_aware_contexts(MinkAwareContext $context, $mink)
+    {
+        $context->setMink($mink)->shouldBeCalled();
+        $context->setMinkParameters(array('base_url' => 'foo'))->shouldBeCalled();
+        $this->initializeContext($context);
+    }
+}

spec/Behat/MinkExtension/ExtensionSpec.php

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+<?php
+
+namespace spec\Behat\MinkExtension;
+
+use PhpSpec\ObjectBehavior;
+
+class ExtensionSpec extends ObjectBehavior
+{
+    function it_is_a_testwork_extension()
+    {
+        $this->shouldHaveType('Behat\Testwork\ServiceContainer\Extension');
+    }
+
+    function it_is_named_mink()
+    {
+        $this->getConfigKey()->shouldReturn('mink');
+    }
+}

spec/Behat/MinkExtension/Listener/SessionsListenerSpec.php

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+<?php
+
+namespace spec\Behat\MinkExtension\Listener;
+
+use Behat\Behat\Tester\Event\ScenarioTested;
+use Behat\Gherkin\Node\FeatureNode;
+use Behat\Gherkin\Node\ScenarioNode;
+use Behat\Mink\Mink;
+use PhpSpec\ObjectBehavior;
+use Prophecy\Argument;
+
+class SessionsListenerSpec extends ObjectBehavior
+{
+    function let(Mink $mink, ScenarioTested $event, FeatureNode $feature, ScenarioNode $scenario)
+    {
+        $this->beConstructedWith($mink, array('default_session' => 'goutte', 'javascript_session' => 'selenium2'));
+
+        $event->getFeature()->willReturn($feature);
+        $event->getScenario()->willReturn($scenario);
+
+        $feature->hasTag('insulated')->willReturn(false);
+        $feature->getTags()->willReturn(array());
+        $scenario->hasTag('insulated')->willReturn(false);
+        $scenario->getTags()->willReturn(array());
+    }
+
+    function it_is_an_event_subscriber()
+    {
+        $this->shouldHaveType('Symfony\Component\EventDispatcher\EventSubscriberInterface');
+    }
+
+    function it_resets_the_default_session_before_scenarios($event, $mink)
+    {
+        $mink->resetSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('goutte')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_switches_to_the_javascript_session_for_tagged_scenarios($event, $mink, $scenario)
+    {
+        $scenario->getTags()->willReturn(array('javascript'));
+        $mink->resetSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('selenium2')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_switches_to_the_javascript_session_for_tagged_features($event, $mink, $feature)
+    {
+        $feature->getTags()->willReturn(array('javascript'));
+        $mink->resetSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('selenium2')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_switches_to_a_named_session($event, $mink, $scenario)
+    {
+        $scenario->getTags()->willReturn(array('mink:test'));
+        $mink->resetSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('test')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_prefers_the_scenario_over_the_feature($event, $mink, $scenario, $feature)
+    {
+        $scenario->getTags()->willReturn(array('mink:test'));
+        $feature->getTags()->willReturn(array('javascript'));
+        $mink->resetSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('test')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_stops_the_sessions_for_insulated_scenarios($event, $mink, $scenario)
+    {
+        $scenario->hasTag('insulated')->willReturn(true);
+        $mink->stopSessions()->shouldBeCalled();
+        $mink->setDefaultSessionName('goutte')->shouldBeCalled();
+
+        $this->prepareDefaultMinkSession($event);
+    }
+
+    function it_stops_the_sessions_at_the_end_of_the_exercise($mink)
+    {
+        $mink->stopSessions()->shouldBeCalled();
+
+        $this->tearDownMinkSessions();
+    }
+}