17 lines
714 B
Plaintext
17 lines
714 B
Plaintext
open Jest
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open Reducer_TestHelpers
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describe("map reduce", () => {
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testEvalToBe("double(x)=2*x; arr=[1,2,3]; map(arr, double)", "Ok([2,4,6])")
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testEvalToBe("myadd(acc,x)=acc+x; arr=[1,2,3]; reduce(arr, 0, myadd)", "Ok(6)")
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testEvalToBe("change(acc,x)=acc*x+x; arr=[1,2,3]; reduce(arr, 0, change)", "Ok(15)")
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testEvalToBe("change(acc,x)=acc*x+x; arr=[1,2,3]; reduceReverse(arr, 0, change)", "Ok(9)")
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testEvalToBe("arr=[1,2,3]; reverse(arr)", "Ok([3,2,1])")
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testEvalToBe("check(x)=(x==2);arr=[1,2,3]; keep(arr,check)", "Ok([2])")
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})
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Skip.describe("map reduce (sam)", () => {
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testEvalToBe("addone(x)=x+1; map(2, addone)", "Error???")
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testEvalToBe("addone(x)=x+1; map(2, {x: addone})", "Error???")
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})
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