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Add math builtins implementation (#139)
This commit is contained in:
Pavel
GitHub
parent
56638c8fe2
commit
f8abe728c0
@ -20,50 +20,96 @@ const oneTwoThreeFour = `[
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describe('Tests for default handler', () => {
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// prettier-ignore
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each`
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serviceId | fnName | args | retCode | result
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${'op'} | ${'identity'} | ${[]} | ${0} | ${{}}
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${'op'} | ${'identity'} | ${[1]} | ${0} | ${1}
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${'op'} | ${'identity'} | ${[1, 2]} | ${1} | ${'identity accepts up to 1 arguments, received 2 arguments'}
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serviceId | fnName | args | retCode | result
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${'op'} | ${'identity'} | ${[]} | ${0} | ${{}}
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${'op'} | ${'identity'} | ${[1]} | ${0} | ${1}
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${'op'} | ${'identity'} | ${[1, 2]} | ${1} | ${'identity accepts up to 1 arguments, received 2 arguments'}
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${'op'} | ${'noop'} | ${[1, 2]} | ${0} | ${{}}
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${'op'} | ${'noop'} | ${[1, 2]} | ${0} | ${{}}
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${'op'} | ${'array'} | ${[1, 2, 3]} | ${0} | ${[1, 2, 3]}
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${'op'} | ${'array'} | ${[1, 2, 3]} | ${0} | ${[1, 2, 3]}
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${'op'} | ${'array_length'} | ${[[1, 2, 3]]} | ${0} | ${3}
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${'op'} | ${'array_length'} | ${[]} | ${1} | ${'array_length accepts exactly one argument, found: 0'}
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${'op'} | ${'array_length'} | ${[[1, 2, 3]]} | ${0} | ${3}
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${'op'} | ${'array_length'} | ${[]} | ${1} | ${'array_length accepts exactly one argument, found: 0'}
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${'op'} | ${'concat'} | ${[[1, 2], [3, 4], [5, 6]]} | ${0} | ${[1, 2, 3, 4, 5, 6]}
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${'op'} | ${'concat'} | ${[[1, 2]]} | ${0} | ${[1, 2]}
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${'op'} | ${'concat'} | ${[]} | ${0} | ${[]}
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${'op'} | ${'concat'} | ${[1, [1, 2], 1]} | ${1} | ${"All arguments of 'concat' must be arrays: arguments 0, 2 are not"}
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${'op'} | ${'concat'} | ${[[1, 2], [3, 4], [5, 6]]} | ${0} | ${[1, 2, 3, 4, 5, 6]}
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${'op'} | ${'concat'} | ${[[1, 2]]} | ${0} | ${[1, 2]}
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${'op'} | ${'concat'} | ${[]} | ${0} | ${[]}
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${'op'} | ${'concat'} | ${[1, [1, 2], 1]} | ${1} | ${"All arguments of 'concat' must be arrays: arguments 0, 2 are not"}
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${'op'} | ${'string_to_b58'} | ${["test"]} | ${0} | ${"3yZe7d"}
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${'op'} | ${'string_to_b58'} | ${["test", 1]} | ${1} | ${"string_to_b58 accepts only one string argument"}
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${'op'} | ${'string_to_b58'} | ${["test"]} | ${0} | ${"3yZe7d"}
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${'op'} | ${'string_to_b58'} | ${["test", 1]} | ${1} | ${"string_to_b58 accepts only one string argument"}
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${'op'} | ${'string_from_b58'} | ${["3yZe7d"]} | ${0} | ${"test"}
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${'op'} | ${'string_from_b58'} | ${["3yZe7d", 1]} | ${1} | ${"string_from_b58 accepts only one string argument"}
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${'op'} | ${'string_from_b58'} | ${["3yZe7d"]} | ${0} | ${"test"}
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${'op'} | ${'string_from_b58'} | ${["3yZe7d", 1]} | ${1} | ${"string_from_b58 accepts only one string argument"}
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${'op'} | ${'bytes_to_b58'} | ${[[116, 101, 115, 116]]} | ${0} | ${"3yZe7d"}
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${'op'} | ${'bytes_to_b58'} | ${[[116, 101, 115, 116], 1]} | ${1} | ${"bytes_to_b58 accepts only single argument: array of numbers"}
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${'op'} | ${'bytes_to_b58'} | ${[[116, 101, 115, 116]]} | ${0} | ${"3yZe7d"}
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${'op'} | ${'bytes_to_b58'} | ${[[116, 101, 115, 116], 1]} | ${1} | ${"bytes_to_b58 accepts only single argument: array of numbers"}
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${'op'} | ${'bytes_from_b58'} | ${["3yZe7d"]} | ${0} | ${[116, 101, 115, 116]}
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${'op'} | ${'bytes_from_b58'} | ${["3yZe7d", 1]} | ${1} | ${"bytes_from_b58 accepts only one string argument"}
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${'op'} | ${'bytes_from_b58'} | ${["3yZe7d"]} | ${0} | ${[116, 101, 115, 116]}
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${'op'} | ${'bytes_from_b58'} | ${["3yZe7d", 1]} | ${1} | ${"bytes_from_b58 accepts only one string argument"}
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${'op'} | ${'sha256_string'} | ${["hello, world!"]} | ${0} | ${"QmVQ8pg6L1tpoWYeq6dpoWqnzZoSLCh7E96fCFXKvfKD3u"}
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${'op'} | ${'sha256_string'} | ${["hello, world!", true]} | ${0} | ${"84V7ZxLW7qKsx1Qvbd63BdGaHxUc3TfT2MBPqAXM7Wyu"}
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${'op'} | ${'sha256_string'} | ${[]} | ${1} | ${"sha256_string accepts 1-3 arguments, found: 0"}
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${'op'} | ${'sha256_string'} | ${["hello, world!"]} | ${0} | ${"QmVQ8pg6L1tpoWYeq6dpoWqnzZoSLCh7E96fCFXKvfKD3u"}
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${'op'} | ${'sha256_string'} | ${["hello, world!", true]} | ${0} | ${"84V7ZxLW7qKsx1Qvbd63BdGaHxUc3TfT2MBPqAXM7Wyu"}
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${'op'} | ${'sha256_string'} | ${[]} | ${1} | ${"sha256_string accepts 1-3 arguments, found: 0"}
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${'op'} | ${'concat_strings'} | ${[]} | ${0} | ${""}
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${'op'} | ${'concat_strings'} | ${["a", "b", "c"]} | ${0} | ${"abc"}
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${'op'} | ${'concat_strings'} | ${[]} | ${0} | ${""}
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${'op'} | ${'concat_strings'} | ${["a", "b", "c"]} | ${0} | ${"abc"}
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${'peer'} | ${'timeout'} | ${[200, []]} | ${0} | ${[]}}
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${'peer'} | ${'timeout'} | ${[200, ['test']]} | ${0} | ${['test']}}
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${'peer'} | ${'timeout'} | ${[]} | ${1} | ${'timeout accepts exactly two arguments: timeout duration in ms and a message string'}}
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${'peer'} | ${'timeout'} | ${[200, 'test', 1]} | ${1} | ${'timeout accepts exactly two arguments: timeout duration in ms and a message string'}}
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${'peer'} | ${'timeout'} | ${[200, []]} | ${0} | ${[]}}
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${'peer'} | ${'timeout'} | ${[200, ['test']]} | ${0} | ${['test']}}
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${'peer'} | ${'timeout'} | ${[]} | ${1} | ${'timeout accepts exactly two arguments: timeout duration in ms and a message string'}}
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${'peer'} | ${'timeout'} | ${[200, 'test', 1]} | ${1} | ${'timeout accepts exactly two arguments: timeout duration in ms and a message string'}}
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${'debug'} | ${'stringify'} | ${[]} | ${0} | ${'"<empty argument list>"'}}
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${'debug'} | ${'stringify'} | ${[{a: 10, b: 20}]} | ${0} | ${a10b20}}
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${'debug'} | ${'stringify'} | ${[1, 2, 3, 4]} | ${0} | ${oneTwoThreeFour}}
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${'debug'} | ${'stringify'} | ${[]} | ${0} | ${'"<empty argument list>"'}}
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${'debug'} | ${'stringify'} | ${[{a: 10, b: 20}]} | ${0} | ${a10b20}}
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${'debug'} | ${'stringify'} | ${[1, 2, 3, 4]} | ${0} | ${oneTwoThreeFour}}
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${'math'} | ${'add'}" | ${[2, 2]} | ${0} | ${4}
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${'math'} | ${'add'}" | ${[2]} | ${1} | ${"Expected 2 argument(s). Got 1"}
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${'math'} | ${'sub'}" | ${[2, 2]} | ${0} | ${0}
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${'math'} | ${'sub'}" | ${[2, 3]} | ${0} | ${-1}
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${'math'} | ${'mul'}" | ${[2, 2]} | ${0} | ${4}
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${'math'} | ${'mul'}" | ${[2, 0]} | ${0} | ${0}
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${'math'} | ${'mul'}" | ${[2, -1]} | ${0} | ${-2}
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${'math'} | ${'fmul'}" | ${[10, 0.66]} | ${0} | ${6}
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${'math'} | ${'fmul'}" | ${[0.5, 0.5]} | ${0} | ${0}
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${'math'} | ${'fmul'}" | ${[100.5, 0.5]} | ${0} | ${50}
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${'math'} | ${'div'}" | ${[2, 2]} | ${0} | ${1}
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${'math'} | ${'div'}" | ${[2, 3]} | ${0} | ${0}
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${'math'} | ${'div'}" | ${[10, 5]} | ${0} | ${2}
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${'math'} | ${'rem'}" | ${[10, 3]} | ${0} | ${1}
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${'math'} | ${'pow'}" | ${[2, 2]} | ${0} | ${4}
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${'math'} | ${'pow'}" | ${[2, 0]} | ${0} | ${1}
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${'math'} | ${'log'}" | ${[2, 2]} | ${0} | ${1}
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${'math'} | ${'log'}" | ${[2, 4]} | ${0} | ${2}
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${'cmp'} | ${'gt'}" | ${[2, 4]} | ${0} | ${false}
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${'cmp'} | ${'gte'}" | ${[2, 4]} | ${0} | ${false}
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${'cmp'} | ${'gte'}" | ${[4, 2]} | ${0} | ${true}
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${'cmp'} | ${'gte'}" | ${[2, 2]} | ${0} | ${true}
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${'cmp'} | ${'lt'}" | ${[2, 4]} | ${0} | ${true}
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${'cmp'} | ${'lte'}" | ${[2, 4]} | ${0} | ${true}
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${'cmp'} | ${'lte'}" | ${[4, 2]} | ${0} | ${false}
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${'cmp'} | ${'lte'}" | ${[2, 2]} | ${0} | ${true}
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${'cmp'} | ${'cmp'}" | ${[2, 4]} | ${0} | ${-1}
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${'cmp'} | ${'cmp'}" | ${[2, -4]} | ${0} | ${1}
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${'cmp'} | ${'cmp'}" | ${[2, 2]} | ${0} | ${0}
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${'array'} | ${'sum'}" | ${[[1, 2, 3]]} | ${0} | ${6}
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${'array'} | ${'dedup'}" | ${[["a", "a", "b", "c", "a", "b", "c"]]} | ${0} | ${["a", "b", "c"]}
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${'array'} | ${'intersect'}" | ${[["a", "b", "c"], ["c", "b", "d"]]} | ${0} | ${["b", "c"]}
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${'array'} | ${'diff'}" | ${[["a", "b", "c"], ["c", "b", "d"]]} | ${0} | ${["a"]}
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${'array'} | ${'sdiff'}" | ${[["a", "b", "c"], ["c", "b", "d"]]} | ${0} | ${["a", "d"]}
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`.test(
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//
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@ -288,79 +288,183 @@ export const builtInServices = {
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math: {
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add: (req) => {
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return errorNotImpl('math.add');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x + y);
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},
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sub: (req) => {
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return errorNotImpl('math.sub');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x - y);
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},
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mul: (req) => {
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return errorNotImpl('math.mul');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x * y);
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},
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fmul: (req) => {
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return errorNotImpl('math.fmul');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(Math.floor(x * y));
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},
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div: (req) => {
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return errorNotImpl('math.div');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(Math.floor(x / y));
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},
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rem: (req) => {
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return errorNotImpl('math.rem');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x % y);
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},
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pow: (req) => {
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return errorNotImpl('math.pow');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(Math.pow(x, y));
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},
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log: (req) => {
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return errorNotImpl('math.log');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(Math.log(y) / Math.log(x));
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},
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},
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cmp: {
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gt: (req) => {
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return errorNotImpl('cmp.gt');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x > y);
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},
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gte: (req) => {
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return errorNotImpl('cmp.gte');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x >= y);
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},
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lt: (req) => {
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return errorNotImpl('cmp.lt');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x < y);
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},
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lte: (req) => {
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return errorNotImpl('cmp.lte');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x <= y);
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},
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cmp: (req) => {
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return errorNotImpl('cmp.cmp');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [x, y] = req.args;
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return success(x === y ? 0 : x > y ? 1 : -1);
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},
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},
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array: {
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sum: (req) => {
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return errorNotImpl('array.sum');
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let err;
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if ((err = checkForArgumentsCount(req, 1))) {
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return err;
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}
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const [xs] = req.args;
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return success(xs.reduce((agg, cur) => agg + cur, 0));
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},
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dedup: (req) => {
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return errorNotImpl('array.dedup');
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let err;
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if ((err = checkForArgumentsCount(req, 1))) {
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return err;
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}
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const [xs] = req.args;
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const set = new Set(xs);
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return success(Array.from(set));
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},
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intersect: (req) => {
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return errorNotImpl('array.intersect');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [xs, ys] = req.args;
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const intersection = xs.filter((x) => ys.includes(x));
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return success(intersection);
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},
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diff: (req) => {
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return errorNotImpl('array.diff');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [xs, ys] = req.args;
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const diff = xs.filter((x) => !ys.includes(x));
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return success(diff);
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},
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sdiff: (req) => {
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return errorNotImpl('array.sdiff');
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let err;
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if ((err = checkForArgumentsCount(req, 2))) {
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return err;
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}
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const [xs, ys] = req.args;
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const sdiff = [
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// force new line
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...xs.filter((y) => !ys.includes(y)),
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...ys.filter((x) => !xs.includes(x)),
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];
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return success(sdiff);
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},
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},
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};
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const checkForArgumentsCount = (req, count: number) => {
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if (req.args.length !== count) {
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return error(`Expected ${count} argument(s). Got ${req.args.length}`);
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}
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};
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