1  [{
  2    "given": {
  3      "foo": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
  4      "bar": {
  5        "baz": 1
  6      }
  7    },
  8    "cases": [
  9      {
 10        "expression": "bar[0:10]",
 11        "result": null
 12      },
 13      {
 14        "expression": "foo[0:10:1]",
 15        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 16      },
 17      {
 18        "expression": "foo[0:10]",
 19        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 20      },
 21      {
 22        "expression": "foo[0:10:]",
 23        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 24      },
 25      {
 26        "expression": "foo[0::1]",
 27        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 28      },
 29      {
 30        "expression": "foo[0::]",
 31        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 32      },
 33      {
 34        "expression": "foo[0:]",
 35        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 36      },
 37      {
 38        "expression": "foo[:10:1]",
 39        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 40      },
 41      {
 42        "expression": "foo[::1]",
 43        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 44      },
 45      {
 46        "expression": "foo[:10:]",
 47        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 48      },
 49      {
 50        "expression": "foo[::]",
 51        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 52      },
 53      {
 54        "expression": "foo[:]",
 55        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
 56      },
 57      {
 58        "expression": "foo[1:9]",
 59        "result": [1, 2, 3, 4, 5, 6, 7, 8]
 60      },
 61      {
 62        "expression": "foo[0:10:2]",
 63        "result": [0, 2, 4, 6, 8]
 64      },
 65      {
 66        "expression": "foo[5:]",
 67        "result": [5, 6, 7, 8, 9]
 68      },
 69      {
 70        "expression": "foo[5::2]",
 71        "result": [5, 7, 9]
 72      },
 73      {
 74        "expression": "foo[::2]",
 75        "result": [0, 2, 4, 6, 8]
 76      },
 77      {
 78        "expression": "foo[::-1]",
 79        "result": [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
 80      },
 81      {
 82        "expression": "foo[1::2]",
 83        "result": [1, 3, 5, 7, 9]
 84      },
 85      {
 86        "expression": "foo[10:0:-1]",
 87        "result": [9, 8, 7, 6, 5, 4, 3, 2, 1]
 88      },
 89      {
 90        "expression": "foo[10:5:-1]",
 91        "result": [9, 8, 7, 6]
 92      },
 93      {
 94        "expression": "foo[8:2:-2]",
 95        "result": [8, 6, 4]
 96      },
 97      {
 98        "expression": "foo[0:20]",
 99        "result": [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
100      },
101      {
102        "expression": "foo[10:-20:-1]",
103        "result": [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
104      },
105      {
106        "expression": "foo[10:-20]",
107        "result": []
108      },
109      {
110        "expression": "foo[-4:-1]",
111        "result": [6, 7, 8]
112      },
113      {
114        "expression": "foo[:-5:-1]",
115        "result": [9, 8, 7, 6]
116      },
117      {
118        "expression": "foo[8:2:0]",
119        "error": "invalid-value"
120      },
121      {
122        "expression": "foo[8:2:0:1]",
123        "error": "syntax"
124      },
125      {
126        "expression": "foo[8:2&]",
127        "error": "syntax"
128      },
129      {
130        "expression": "foo[2:a:3]",
131        "error": "syntax"
132      }
133    ]
134  }, {
135    "given": {
136      "foo": [{"a": 1}, {"a": 2}, {"a": 3}],
137      "bar": [{"a": {"b": 1}}, {"a": {"b": 2}},
138  	    {"a": {"b": 3}}],
139      "baz": 50
140    },
141    "cases": [
142      {
143        "expression": "foo[:2].a",
144        "result": [1, 2]
145      },
146      {
147        "expression": "foo[:2].b",
148        "result": []
149      },
150      {
151        "expression": "foo[:2].a.b",
152        "result": []
153      },
154      {
155        "expression": "bar[::-1].a.b",
156        "result": [3, 2, 1]
157      },
158      {
159        "expression": "bar[:2].a.b",
160        "result": [1, 2]
161      },
162      {
163        "expression": "baz[:2].a",
164        "result": null
165      }
166    ]
167  }, {
168    "given": [{"a": 1}, {"a": 2}, {"a": 3}],
169    "cases": [
170      {
171        "expression": "[:]",
172        "result": [{"a": 1}, {"a": 2}, {"a": 3}]
173      },
174      {
175        "expression": "[:2].a",
176        "result": [1, 2]
177      },
178      {
179        "expression": "[::-1].a",
180        "result": [3, 2, 1]
181      },
182      {
183        "expression": "[:2].b",
184        "result": []
185      }
186    ]
187  }]