examples/tests/meta/echo_test_client.cml

{
    program: {
        binary: "bin/echo_test_client",
    },
    capabilities: [
        { protocol: "fuchsia.test.Suite" },
    ],
    use: [
        { runner: "elf" },
        { protocol: "fidl.examples.routing.echo.Echo" },
    ],
    expose: [
        {
            protocol: "fuchsia.test.Suite",
            from: "self",
        },
    ],
}