26 lines
836 B
TypeScript
26 lines
836 B
TypeScript
import { NumberBitflagSet, ReusedFlagValueError } from '@module'
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test('cannot create an abstract flag with less than two parents', () => {
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const flags = new NumberBitflagSet()
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const flag1 = flags.flag(1)
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expect(() => flags.flag()).toThrow(TypeError)
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expect(() => flags.flag(flag1)).toThrow(TypeError)
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expect(() => flags.flag(flag1, flag1)).toThrow(TypeError)
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})
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test('calls to flag() with arguments in the wrong order throw a TypeError', () => {
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const flags = new NumberBitflagSet()
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const flag1 = flags.flag(1)
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const flag2 = flags.flag(2)
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// @ts-ignore
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expect(() => flags.flag(flag1, 2, flag2)).toThrow(TypeError)
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})
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test('Use same value twice', () => {
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const flags = new NumberBitflagSet()
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const flag = flags.flag(1)
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expect(() => flags.flag(1)).toThrow(ReusedFlagValueError)
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})
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