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remove keys

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jh-changes
Shin'ya Ueoka 7 years ago
parent 15d39a479a
commit eff7fe276b
2 changed files with 0 additions and 83 deletions
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  1. 28
      src/background/keys.js
  2. 55
      test/background/keys.test.js

28
src/background/keys.js
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@ -1,28 +0,0 @@
const identifyKey = (key1, key2) => {
return (key1.code === key2.code) &&
((key1.shift || false) === (key2.shift || false)) &&
((key1.ctrl || false) === (key2.ctrl || false)) &&
((key1.alt || false) === (key2.alt || false)) &&
((key1.meta || false) === (key2.meta || false));
};
const hasPrefix = (keys, prefix) => {
if (keys.length < prefix.length) {
return false;
}
for (let i = 0; i < prefix.length; ++i) {
if (!identifyKey(keys[i], prefix[i])) {
return false;
}
}
return true;
}
const identifyKeys = (keys1, keys2) => {
if (keys1.length !== keys2.length) {
return false;
}
return hasPrefix(keys1, keys2);
}
export { identifyKey, identifyKeys, hasPrefix };

55
test/background/keys.test.js
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import { expect } from "chai";
import { identifyKey, identifyKeys, hasPrefix } from '../../src/background/keys';
describe('keys', () => {
describe('#identifyKey', () => {
it('return true if key matched', () => {
expect(identifyKey(
{ code: 100 },
{ code: 100 })).to.be.true;
expect(identifyKey(
{ code: 100, shift: true, ctrl: true },
{ code: 100, shift: true, ctrl: true })).to.be.true;
expect(identifyKey(
{ code: 100, shift: false, ctrl: false },
{ code: 100 })).to.be.true;
});
it('return false if key not matched', () => {
expect(identifyKey(
{ code: 100 },
{ code: 101 })).to.be.false;
expect(identifyKey(
{ code: 100, shift: true, ctrl: true },
{ code: 100, shift: true })).to.be.false;
});
});
describe('#identifyKeys', () => {
it ('return true if keys matched', () => {
let keys = [{ code: 100 }, { code: 101, ctrl: false}];
let prefix = [{ code: 100, ctrl: false }, { code: 101 }];
expect(hasPrefix(keys, prefix)).to.be.true;
});
it ('return false if keys matched', () => {
let keys = [{ code: 100 }, { code: 101, ctrl: true }];
let prefix = [{ code: 100 }, { code: 101 }];
expect(hasPrefix(keys, prefix)).to.be.false;
});
});
describe('#hasPrefix', () => {
it ('return true if prefix matched', () => {
let keys = [{ code: 100 }, { code: 101 }, { code: 102 }];
let prefix = [{ code: 100 }, { code: 101 }];
expect(hasPrefix(keys, prefix)).to.be.true;
});
it ('return false if prefix not matched', () => {
let keys = [{ code: 100 }, { code: 101 }, { code: 102 }];
let prefix = [{ code: 102 }];
expect(hasPrefix(keys, prefix)).to.be.false;
});
});
});