research-portable-memory/v4/ctx_test2.cpp

#include <string>
#include "ctx.h"
#include "memory_Context.h"
#include <iostream>

std::string s(const char *str) {
  return std::string(str);
}

std::string ctx_test_Controller_executeFunctions_set() {
  auto c = memory_createContext();
  ctx_Controller<memory_Context> ctrl(c);
  // Disable automatic invocation of executeFunctions.
  ctrl.isProcessingQueue = true;
  ctrl.set("input", s("123"));

  auto processInput = [](memory_Context c) -> memory_Context {
    if (c.recentField == "input") {
      c.outputHelp = "Checked";
      c.recentField = "outputHelp";
      return c;
    }
    c.recentField = "none";
    return c;
  };

  ctrl.registerFunction(processInput);
  // Apply 'input'.
  ctrl.executeFunctions();
  // Apply 'outputHelp'.
  ctrl.executeFunctions();
  std::cout 
    << "input: '" 
    << ctrl.context.input 
    << "'" 
    << ((ctrl.context.input == "123") ? "1" : "0")
    << " "
    << ((ctrl.context.outputHelp == "Checked") ? "1" : "0")
    << std::endl;
  if (
    ctrl.context.input == "123" &&
    ctrl.context.outputHelp == "Checked"
  ) {
    return "OK: ctx_Controller_executeFunctions_set";
  }
  return "ERR: ctx_Controller_executeFunctions_set";
}