meta {
  name: variables interpolation
  type: graphql
  seq: 3
}

post {
  url: {{host}}/api/echo/json
  body: graphql
  auth: none
}

body:graphql {
  query { __typename }
}

body:graphql:vars {
  {
    "my_json": "{{my_json}}"
  }
}

assert {
  res.status: eq 200
}

script:pre-request {
  const testData = {
    a: [1,2,3],
    b: {
      c: "test",
      d: "another value"
    }
  };
  
  // Single escaping
  let cv = JSON.stringify(testData).replace(/"/g, '\\"');
  
  bru.setVar("my_json", cv)
}

script:post-response {
  bru.deleteVar("my_json")
}

tests {
  test("GraphQL variables with nested object and array are interpolated then sent as parsed object", function() {
    const body = res.getBody();
    expect(body).to.have.property("variables");
    expect(body.variables).to.be.an("object");
    expect(body.variables).to.have.property("my_json");
    expect(body.variables.my_json).to.eql("{\"a\":[1,2,3],\"b\":{\"c\":\"test\",\"d\":\"another value\"}}");
  });
}