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Merge branch 'master' into add-kolmar-cipher

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1mpuser 2026-07-23 16:28:53 +03:00 committed by GitHub
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9 changed files with 332 additions and 3 deletions
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1
src/core/config/Categories.json
View File

@ -245,6 +245,7 @@
"Subtract",
"Multiply",
"Divide",
"MOD",
"Extended GCD",
"Modular Inverse",
"Mean",

13
src/core/lib/Arithmetic.mjs
View File

@ -124,6 +124,19 @@ export function median(data) {
}
/**
* Computes modulo of two numbers and returns the value.
*
* @param {BigNumber[]} data
* @returns {BigNumber}
*/
export function mod(data) {
if (data.length > 0) {
return data.reduce((acc, curr) => acc.mod(curr));
}
}
/**
* Computes standard deviation of a number array and returns the value.
*

2
src/core/operations/AvroToJSON.mjs
View File

@ -39,7 +39,7 @@ class AvroToJSON extends Operation {
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
async run(input, args) {
if (input.byteLength <= 0) {
throw new OperationError("Please provide an input.");
}

2
src/core/operations/Bzip2Compress.mjs
View File

@ -47,7 +47,7 @@ class Bzip2Compress extends Operation {
* @param {Object[]} args
* @returns {File}
*/
run(input, args) {
async run(input, args) {
const [blockSize, workFactor] = args;
if (input.byteLength <= 0) {
throw new OperationError("Please provide an input.");

2
src/core/operations/FromDecimal.mjs
View File

@ -9,7 +9,7 @@ import {DELIM_OPTIONS} from "../lib/Delim.mjs";
import {fromDecimal} from "../lib/Decimal.mjs";
/**
* From Decimal delimiters, plus auto-detection.
* From Decimal delimiters, plus auto-detection.
*/
const FROM_DECIMAL_DELIM_OPTIONS = [...DELIM_OPTIONS, "Auto"];

62
src/core/operations/MOD.mjs Normal file
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@ -0,0 +1,62 @@
/**
* @license Apache-2.0
*/
import BigNumber from "bignumber.js";
import Operation from "../Operation.mjs";
import { createNumArray } from "../lib/Arithmetic.mjs";
import { ARITHMETIC_DELIM_OPTIONS } from "../lib/Delim.mjs";
/**
* MOD operation
*/
class MOD extends Operation {
/**
* MOD constructor
*/
constructor() {
super();
this.name = "MOD";
this.module = "Default";
this.description = "Computes the modulo of each number in a list with a given modulus value. Numbers are extracted from the input based on the delimiter, and non-numeric values are ignored.<br><br>e.g. <code>15 4 7</code> with modulus <code>3</code> becomes <code>0 1 1</code>";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
"name": "Modulus",
"type": "number",
"value": 2
},
{
"name": "Delimiter",
"type": "option",
"value": ARITHMETIC_DELIM_OPTIONS,
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const modulus = new BigNumber(args[0]);
const delimiter = args[1];
if (modulus.isZero()) {
throw new Error("Modulus cannot be zero");
}
const numbers = createNumArray(input, delimiter);
const results = numbers.map(num => num.mod(modulus));
return results.join(" ");
}
}
export default MOD;

12
tests/node/tests/operations.mjs
View File

@ -264,6 +264,18 @@ Full hash: $2a$10$ODeP1.6fMsb.ENk2ngPUCO7qTGVPyHA9TqDVcyupyed8FjsiF65L6`;
assert.strictEqual(result.toString(), "Fit as a Fiddle");
}),
it("Bzip2 Compress: round-trips through the Node API", async () => {
const compressed = await chef.bzip2Compress("The quick brown fox.");
const result = await chef.bzip2Decompress(compressed);
assert.strictEqual(result.toString(), "The quick brown fox.");
}),
it("Avro to JSON: decodes an object container file through the Node API", async () => {
const avro = chef.fromHex("4f626a0104166176726f2e736368656d6196017b2274797065223a227265636f7264222c226e616d65223a22736d616c6c222c226669656c6473223a5b7b226e616d65223a226e616d65222c2274797065223a22737472696e67227d5d7d146176726f2e636f646563086e756c6c004e0247632e3702e5b75cdab9a62f1541020e0c6d796e616d654e0247632e3702e5b75cdab9a62f1541");
const result = await chef.avroToJSON(avro);
assert.strictEqual(result.toString(), "{\n \"name\": \"myname\"\n}");
}),
it("cartesianProduct: binary string", () => {
const result = cartesianProduct("1:2\\n\\n3:4", {
itemDelimiter: ":",

33
tests/operations/tests/Hash.mjs
View File

@ -722,6 +722,39 @@ TestRegister.addTests([
}
]
},
{
name: "HMAC: Decimal key space-delimited matches Latin1 key (fromDecimal Auto delimiter regression)",
input: "Hello, World!",
expectedOutput: "9b641a008211bb0464a10899d5b37a24ab08ffcf839f5e74d17d99f856530957",
recipeConfig: [
{
"op": "HMAC",
"args": [{"option": "Decimal", "string": "65 65"}, "SHA256"]
}
]
},
{
name: "HMAC: Latin1 key matches space-delimited Decimal key (fromDecimal Auto delimiter regression)",
input: "Hello, World!",
expectedOutput: "9b641a008211bb0464a10899d5b37a24ab08ffcf839f5e74d17d99f856530957",
recipeConfig: [
{
"op": "HMAC",
"args": [{"option": "Latin1", "string": "AA"}, "SHA256"]
}
]
},
{
name: "HMAC: Decimal key comma-delimited matches Latin1 key (fromDecimal Auto delimiter regression)",
input: "Hello, World!",
expectedOutput: "9b641a008211bb0464a10899d5b37a24ab08ffcf839f5e74d17d99f856530957",
recipeConfig: [
{
"op": "HMAC",
"args": [{"option": "Decimal", "string": "65,65"}, "SHA256"]
}
]
},
{
name: "MD5: Complex bytes",
input: "10dc10e32010de10d010dc10d810d910d010e12e",

208
tests/operations/tests/MOD.mjs Normal file
View File

@ -0,0 +1,208 @@
/**
* MOD tests
*
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";
TestRegister.addTests([
{
name: "MOD: Basic modulo operation",
input: "15 4 7",
expectedOutput: "0 1 1",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Single number",
input: "10",
expectedOutput: "1",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Comma-separated numbers",
input: "15,8,23,16,5",
expectedOutput: "1 1 2 2 5",
recipeConfig: [
{
"op": "MOD",
"args": [7, "Comma"]
}
],
},
{
name: "MOD: Line feed separated numbers",
input: "25\n13\n44\n7",
expectedOutput: "0 3 4 2",
recipeConfig: [
{
"op": "MOD",
"args": [5, "Line feed"]
}
],
},
{
name: "MOD: Large numbers",
input: "123456789012345 987654321098765",
expectedOutput: "123456789012345 987654321098765",
recipeConfig: [
{
"op": "MOD",
"args": [1234567890123456, "Space"]
}
],
},
{
name: "MOD: Mixed with non-numeric values",
input: "15 abc 4 def 7 xyz 23",
expectedOutput: "0 1 1 2",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Decimal numbers",
input: "10.5 15.7 8.2",
expectedOutput: "1.5 0.7 2.2",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Negative numbers",
input: "-15 -8 25 -10",
expectedOutput: "0 -2 1 -1",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Zero in input",
input: "0 5 10 15 20",
expectedOutput: "0 2 1 0 2",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Modulus of 2 (even/odd check)",
input: "1 2 3 4 5 6 7 8 9 10",
expectedOutput: "1 0 1 0 1 0 1 0 1 0",
recipeConfig: [
{
"op": "MOD",
"args": [2, "Space"]
}
],
},
{
name: "MOD: Numbers with extra whitespace",
input: " 15 4 7 ",
expectedOutput: "0 1 1",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Empty input",
input: "",
expectedOutput: "",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Scientific notation",
input: "1e3 2e2 5e1",
expectedOutput: "1 2 2",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Floating point precision",
input: "10.123456789 20.987654321",
expectedOutput: "1.123456789 2.987654321",
recipeConfig: [
{
"op": "MOD",
"args": [3, "Space"]
}
],
},
{
name: "MOD: Zero modulus error",
input: "15 4 7",
expectedError: true,
expectedOutput: "MOD - Modulus cannot be zero",
recipeConfig: [
{
"op": "MOD",
"args": [0, "Space"]
}
],
},
{
name: "MOD: Semi-colon separated numbers",
input: "17;5;8;13",
expectedOutput: "2 0 3 3",
recipeConfig: [
{
"op": "MOD",
"args": [5, "Semi-colon"]
}
],
},
{
name: "MOD: Colon separated numbers",
input: "25:9:14:7",
expectedOutput: "1 1 2 3",
recipeConfig: [
{
"op": "MOD",
"args": [4, "Colon"]
}
],
},
{
name: "MOD: CRLF separated numbers",
input: "30\r\n18\r\n22\r\n11",
expectedOutput: "0 0 4 5",
recipeConfig: [
{
"op": "MOD",
"args": [6, "CRLF"]
}
],
},
]);