no-bitwise.js

/**
 * @fileoverview Tests for no-bitwise rule.
 * @author Nicholas C. Zakas
 */

"use strict";

//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------

const rule = require("../../../lib/rules/no-bitwise"),
    { RuleTester } = require("../../../lib/rule-tester");

//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------

const ruleTester = new RuleTester();

ruleTester.run("no-bitwise", rule, {
    valid: [
        "a + b",
        "!a",
        "a && b",
        "a || b",
        "a += b",
        { code: "a &&= b", parserOptions: { ecmaVersion: 2021 } },
        { code: "a ||= b", parserOptions: { ecmaVersion: 2021 } },
        { code: "a ??= b", parserOptions: { ecmaVersion: 2021 } },
        { code: "~[1, 2, 3].indexOf(1)", options: [{ allow: ["~"] }] },
        { code: "~1<<2 === -8", options: [{ allow: ["~", "<<"] }] },
        { code: "a|0", options: [{ int32Hint: true }] },
        { code: "a|0", options: [{ allow: ["|"], int32Hint: false }] }
    ],
    invalid: [
        { code: "a ^ b", errors: [{ messageId: "unexpected", data: { operator: "^" }, type: "BinaryExpression" }] },
        { code: "a | b", errors: [{ messageId: "unexpected", data: { operator: "|" }, type: "BinaryExpression" }] },
        { code: "a & b", errors: [{ messageId: "unexpected", data: { operator: "&" }, type: "BinaryExpression" }] },
        { code: "a << b", errors: [{ messageId: "unexpected", data: { operator: "<<" }, type: "BinaryExpression" }] },
        { code: "a >> b", errors: [{ messageId: "unexpected", data: { operator: ">>" }, type: "BinaryExpression" }] },
        { code: "a >>> b", errors: [{ messageId: "unexpected", data: { operator: ">>>" }, type: "BinaryExpression" }] },
        { code: "~a", errors: [{ messageId: "unexpected", data: { operator: "~" }, type: "UnaryExpression" }] },
        { code: "a ^= b", errors: [{ messageId: "unexpected", data: { operator: "^=" }, type: "AssignmentExpression" }] },
        { code: "a |= b", errors: [{ messageId: "unexpected", data: { operator: "|=" }, type: "AssignmentExpression" }] },
        { code: "a &= b", errors: [{ messageId: "unexpected", data: { operator: "&=" }, type: "AssignmentExpression" }] },
        { code: "a <<= b", errors: [{ messageId: "unexpected", data: { operator: "<<=" }, type: "AssignmentExpression" }] },
        { code: "a >>= b", errors: [{ messageId: "unexpected", data: { operator: ">>=" }, type: "AssignmentExpression" }] },
        { code: "a >>>= b", errors: [{ messageId: "unexpected", data: { operator: ">>>=" }, type: "AssignmentExpression" }] }
    ]
});