+ + Stub environment variables + +
+ +Stub environment variables your code requires so your tests become more self-contained, the stub_env gem might help you with that.
+ +
+{% highlight ruby %}
+def notify_sales_team
+ mail(
+ to: ENV['SALES_TEAM_EMAIL'],
+ subject: 'New sale'
+ )
+end
+{% endhighlight %}
+
+
+
+{% highlight ruby %}
+describe '#notify_sales_team' do
+ it 'prepares the email' do
+ subject = described_class.notify_sales_team
+
+ expect(subject.to).to eq(['sales-group@company.com'])
+ expect(subject.subject).to eq('New sale')
+ end
+end
+{% endhighlight %}
+
+
+
+{% highlight ruby %}
+# .env.test
+SALES_TEAM_EMAIL='sales-group@company.com'
+{% endhighlight %}
+
+
+
+{% highlight ruby %}
+describe '#notify_sales_team' do
+ it 'prepares the email' do
+ stub_env('SALES_TEAM_EMAIL', 'sales-group@company.com')
+
+ subject = described_class.notify_sales_team
+
+ expect(subject.to).to eq(['sales-group@company.com'])
+ expect(subject.subject).to eq('New sale')
+ end
+end
+{% endhighlight %}
+
+