[{
  "given": {
    "foo": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
    "bar": {
      "baz": 1
    }
  },
  "cases": [
    {
      "expression": "bar[0:10]",
      "result": null
    },
    {
      "expression": "foo[0:10:1]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[0:10]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[0:10:]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[0::1]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[0::]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[0:]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[:10:1]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[::1]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[:10:]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[::]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[:]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[1:9]",
      "result": [1, 2, 3, 4, 5, 6, 7, 8]
    },
    {
      "expression": "foo[0:10:2]",
      "result": [0, 2, 4, 6, 8]
    },
    {
      "expression": "foo[5:]",
      "result": [5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[5::2]",
      "result": [5, 7, 9]
    },
    {
      "expression": "foo[::2]",
      "result": [0, 2, 4, 6, 8]
    },
    {
      "expression": "foo[::-1]",
      "result": [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
    },
    {
      "expression": "foo[1::2]",
      "result": [1, 3, 5, 7, 9]
    },
    {
      "expression": "foo[10:0:-1]",
      "result": [9, 8, 7, 6, 5, 4, 3, 2, 1]
    },
    {
      "expression": "foo[10:5:-1]",
      "result": [9, 8, 7, 6]
    },
    {
      "expression": "foo[8:2:-2]",
      "result": [8, 6, 4]
    },
    {
      "expression": "foo[0:20]",
      "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
    },
    {
      "expression": "foo[10:-20:-1]",
      "result": [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
    },
    {
      "expression": "foo[10:-20]",
      "result": []
    },
    {
      "expression": "foo[-4:-1]",
      "result": [6, 7, 8]
    },
    {
      "expression": "foo[:-5:-1]",
      "result": [9, 8, 7, 6]
    },
    {
      "expression": "foo[8:2:0]",
      "error": "invalid-value"
    },
    {
      "expression": "foo[8:2:0:1]",
      "error": "syntax"
    },
    {
      "expression": "foo[8:2&]",
      "error": "syntax"
    },
    {
      "expression": "foo[2:a:3]",
      "error": "syntax"
    }
  ]
}, {
  "given": {
    "foo": [{"a": 1}, {"a": 2}, {"a": 3}],
    "bar": [{"a": {"b": 1}}, {"a": {"b": 2}},
	    {"a": {"b": 3}}],
    "baz": 50
  },
  "cases": [
    {
      "expression": "foo[:2].a",
      "result": [1, 2]
    },
    {
      "expression": "foo[:2].b",
      "result": []
    },
    {
      "expression": "foo[:2].a.b",
      "result": []
    },
    {
      "expression": "bar[::-1].a.b",
      "result": [3, 2, 1]
    },
    {
      "expression": "bar[:2].a.b",
      "result": [1, 2]
    },
    {
      "expression": "baz[:2].a",
      "result": null
    }
  ]
}, {
  "given": [{"a": 1}, {"a": 2}, {"a": 3}],
  "cases": [
    {
      "expression": "[:]",
      "result": [{"a": 1}, {"a": 2}, {"a": 3}]
    },
    {
      "expression": "[:2].a",
      "result": [1, 2]
    },
    {
      "expression": "[::-1].a",
      "result": [3, 2, 1]
    },
    {
      "expression": "[:2].b",
      "result": []
    }
  ]
}]