@Test
    fun `it sets the image`() {
        project.extensions.getByType(MyExtension::class.java).dockerRepository = "<http://myregistry.com/some/repo|myregistry.com/some/repo>"

        val buildDockerImage = project.tasks.getByName("buildDockerImage") as Exec

        //Run the `doFirst`
        val action = buildDockerImage.actions[0] as Action<Task>
        action.execute(buildDockerImage)
        
        assertThat(buildDockerImage.commandLine)
                .containsExactly("docker", "build", "-t", "<http://myregistry.com/some/repo|myregistry.com/some/repo>", "docker")
    }