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Merged
merged 2 commits into from
Mar 11, 2017
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variable-length-quantity: Make exercise schema-compliant #708

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a8fb829
variable-length-quantity: Make canonical-data.json compliant
rbasso Mar 11, 2017
d6a62f7
variable-length-quantity: Fix canonical-data.json formatting
rbasso Mar 11, 2017
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312 changes: 171 additions & 141 deletions exercises/variable-length-quantity/canonical-data.json
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Original file line number Diff line number Diff line change
@@ -1,147 +1,177 @@
{
"#": [
"exercise": "variable-length-quantity",
"version": "1.0.0",
"comments": [
"JSON doesn't allow hexadecimal literals.",
"All numbers are given as decimal literals instead.",
"It is highly recommended that your track's test generator display all numbers as hexadecimal literals."
],
"encode": {
"description": ["Encode a series of integers, producing a series of bytes."],
"cases": [
{
"description": "zero",
"input": [0],
"expected": [0]
},
{
"description": "arbitrary single byte",
"input": [64],
"expected": [64]
},
{
"description": "largest single byte",
"input": [127],
"expected": [127]
},
{
"description": "smallest double byte",
"input": [128],
"expected": [129, 0]
},
{
"description": "arbitrary double byte",
"input": [8192],
"expected": [192, 0]
},
{
"description": "largest double byte",
"input": [16383],
"expected": [255, 127]
},
{
"description": "smallest triple byte",
"input": [16384],
"expected": [129, 128, 0]
},
{
"description": "arbitrary triple byte",
"input": [1048576],
"expected": [192, 128, 0]
},
{
"description": "largest triple byte",
"input": [2097151],
"expected": [255, 255, 127]
},
{
"description": "smallest quadruple byte",
"input": [2097152],
"expected": [129, 128, 128, 0]
},
{
"description": "arbitrary quadruple byte",
"input": [134217728],
"expected": [192, 128, 128, 0]
},
{
"description": "largest quadruple byte",
"input": [268435455],
"expected": [255, 255, 255, 127]
},
{
"description": "smallest quintuple byte",
"input": [268435456],
"expected": [129, 128, 128, 128, 0]
},
{
"description": "arbitrary quintuple byte",
"input": [4278190080],
"expected": [143, 248, 128, 128, 0]
},
{
"description": "maximum 32-bit integer input",
"input": [4294967295],
"expected": [143, 255, 255, 255, 127]
},
{
"description": "two single-byte values",
"input": [64, 127],
"expected": [64, 127]
},
{
"description": "two multi-byte values",
"input": [16384, 1193046],
"expected": [129, 128, 0, 200, 232, 86]
},
{
"description": "many multi-byte values",
"input": [8192, 1193046, 268435455, 0, 16383, 16384],
"expected": [192, 0, 200, 232, 86, 255, 255, 255, 127, 0, 255, 127, 129, 128, 0]
}
]
},
"decode": {
"description": ["Decode a series of bytes, producing a series of integers."],
"cases": [
{
"description": "one byte",
"input": [127],
"expected": [127]
},
{
"description": "two bytes",
"input": [192, 0],
"expected": [8192]
},
{
"description": "three bytes",
"input": [255, 255, 127],
"expected": [2097151]
},
{
"description": "four bytes",
"input": [129, 128, 128, 0],
"expected": [2097152]
},
{
"description": "maximum 32-bit integer",
"input": [143, 255, 255, 255, 127],
"expected": [4294967295]
},
{
"description": "incomplete sequence causes error",
"input": [255],
"expected": null
},
{
"description": "incomplete sequence causes error, even if value is zero",
"input": [128],
"expected": null
},
{
"description": "multiple values",
"input": [192, 0, 200, 232, 86, 255, 255, 255, 127, 0, 255, 127, 129, 128, 0],
"expected": [8192, 1193046, 268435455, 0, 16383, 16384]
}
]
}
"cases": [
{
"description": "Encode a series of integers, producing a series of bytes.",
"cases": [
{
"description": "zero",
"property": "encode",
"input": [0],
"expected": [0]
},
{
"description": "arbitrary single byte",
"property": "encode",
"input": [64],
"expected": [64]
},
{
"description": "largest single byte",
"property": "encode",
"input": [127],
"expected": [127]
},
{
"description": "smallest double byte",
"property": "encode",
"input": [128],
"expected": [129,0]
},
{
"description": "arbitrary double byte",
"property": "encode",
"input": [8192],
"expected": [192, 0]
},
{
"description": "largest double byte",
"property": "encode",
"input": [16383],
"expected": [255, 127]
},
{
"description": "smallest triple byte",
"property": "encode",
"input": [16384],
"expected": [129, 128, 0]
},
{
"description": "arbitrary triple byte",
"property": "encode",
"input": [1048576],
"expected": [192, 128, 0]
},
{
"description": "largest triple byte",
"property": "encode",
"input": [2097151],
"expected": [255, 255, 127]
},
{
"description": "smallest quadruple byte",
"property": "encode",
"input": [2097152],
"expected": [129, 128, 128, 0]
},
{
"description": "arbitrary quadruple byte",
"property": "encode",
"input": [134217728],
"expected": [192, 128, 128, 0]
},
{
"description": "largest quadruple byte",
"property": "encode",
"input": [268435455],
"expected": [255, 255, 255, 127]
},
{
"description": "smallest quintuple byte",
"property": "encode",
"input": [268435456],
"expected": [129, 128, 128, 128, 0]
},
{
"description": "arbitrary quintuple byte",
"property": "encode",
"input": [4278190080],
"expected": [143, 248, 128, 128, 0]
},
{
"description": "maximum 32-bit integer input",
"property": "encode",
"input": [4294967295],
"expected": [143, 255, 255, 255, 127]
},
{
"description": "two single-byte values",
"property": "encode",
"input": [64, 127],
"expected": [64, 127]
},
{
"description": "two multi-byte values",
"property": "encode",
"input": [16384, 1193046],
"expected": [129, 128, 0, 200, 232, 86]
},
{
"description": "many multi-byte values",
"property": "encode",
"input": [8192, 1193046, 268435455, 0, 16383, 16384],
"expected": [192, 0, 200, 232, 86, 255, 255, 255, 127, 0, 255, 127, 129, 128, 0]
}
]
},
{
"description": "Decode a series of bytes, producing a series of integers.",
"cases": [
{
"description": "one byte",
"property": "decode",
"input": [127],
"expected": [127]
},
{
"description": "two bytes",
"property": "decode",
"input": [192, 0],
"expected": [8192]
},
{
"description": "three bytes",
"property": "decode",
"input": [255, 255, 127],
"expected": [2097151]
},
{
"description": "four bytes",
"property": "decode",
"input": [129, 128, 128, 0],
"expected": [2097152]
},
{
"description": "maximum 32-bit integer",
"property": "decode",
"input": [143, 255, 255, 255, 127],
"expected": [4294967295]
},
{
"description": "incomplete sequence causes error",
"property": "decode",
"input": [255],
"expected": null
},
{
"description": "incomplete sequence causes error, even if value is zero",
"property": "decode",
"input": [128],
"expected": null
},
{
"description": "multiple values",
"property": "decode",
"input": [192, 0, 200, 232, 86, 255, 255, 255, 127, 0, 255, 127, 129, 128, 0],
"expected": [8192, 1193046, 268435455, 0, 16383, 16384]
}
]
}
]
}