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ergogen/test/unit/prepare.js
2021-01-03 19:48:37 +01:00

88 lines
2.2 KiB
JavaScript

const p = require('../../src/prepare')
describe('Prepare', function() {
it('unnest', function() {
p.unnest({'a.b.c': 1}).should.deep.equal({a: {b: {c: 1}}})
p.unnest({'a.b.c': {
d: 2,
'e.f': 3
}}).should.deep.equal({a: {b: {c: {d: 2, e: {f: 3}}}}})
})
it('extend', function() {
p.extend('something', undefined).should.equal('something')
should.equal(p.extend('something', '$unset'), undefined)
p.extend(undefined, 'something').should.equal('something')
p.extend(28, 'something').should.equal('something')
p.extend('something', 28).should.equal(28)
p.extend(27, 28).should.equal(28)
p.extend({a: 1, c: 1, d: 1}, {b: 2, c: 2, d: '$unset'}).should.deep.equal({a: 1, b: 2, c: 2})
p.extend([3, 2, 1], [null, 4, 5]).should.deep.equal([3, 4, 5])
})
it('inherit', function() {
p.inherit({
a: {
x: 1,
y: 2
},
b: {
$extends: 'a',
z: 3
},
c: {
$extends: ['b'],
w: 4
}
}).c.should.deep.equal({
x: 1,
y: 2,
z: 3,
w: 4
})
})
it('parameterize', function() {
p.parameterize(1).should.equal(1)
p.parameterize({
unused: {
$params: ['PAR']
},
skip: {
$skip: true
}
}).should.deep.equal({})
p.parameterize({
decl: {
a: 'PAR',
$params: ['PAR'],
$args: [1]
}
}).decl.should.deep.equal({
a: 1
})
p.parameterize.bind(this, {
decl: {
$args: [1]
}
}).should.throw('missing')
p.parameterize.bind(this, {
decl: {
$params: ['PAR1', 'PAR2'],
$args: [1]
}
}).should.throw('match')
p.parameterize.bind(this, {
decl: {
a: 'PAR',
$params: ['PAR'],
$args: [undefined]
}
}).should.throw('valid')
})
})