@include test-module('_context') {
  $context-1: ('a': 1);
  $context-2: ('b': 2);

  @include test('should maintain context through nested contexts') {
    @include _context($context-1) {
      @include _context($context-2) {
        @include assert-equal(_context-get(), $context-2);
      }

      @include assert-equal(_context-get(), $context-1);
    }
  }

  @include test('should perform callback in nested contexts') {
    @include _context($context-1) {
      @include _context($context-2, map-merge);

      @include assert-equal(_context-get(), ('a': 1, 'b': 2));
    }
  }

  @include test('_context-set should set proper nested contexts') {
    @include _context($context-1) {
      @include _context($context-2) {
        @include _context-set('c', 3);

        @include assert-equal(_context-get(), ('b': 2, 'c': 3));
      }

      @include _context-set('c', 5);

      @include assert-equal(_context-get(), ('a': 1, 'c': 5));
    }
  }
}