Implement `` condition keyword (shell cmd status)

features/tests/shell_command_status.feature

@@ -0,0 +1,30 @@
+@sshd
+Feature: `` condition keyword
+
+  Scenario: succeeds when remote command execution is a success
+    Given a recipe with:
+      """
+      target 'some_host.test'
+
+      task :testing_remote_command do
+        condition { `true` }
+
+        echo 'evaluated'
+      end
+      """
+    When I successfully execute the recipe
+    Then the output must contain "evaluated"
+
+  Scenario: succeeds when remote executable is available
+    Given a recipe with:
+      """
+      target 'some_host.test'
+
+      task :testing_remote_command do
+        condition { `false` }
+
+        echo 'evaluated'
+      end
+      """
+    When I successfully execute the recipe
+    Then the output must not contain "evaluated"