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feat: renderSync, parseAndRenderSync and renderFileSync, see #48

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This commit is contained in:
harttle
2019-08-26 10:15:43 -05:00
committed by Jun Yang
parent 8028f82499
commit 7fb01ad69a
66 changed files with 896 additions and 272 deletions
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test/unit/render/expression.ts
+29 -24
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@@ -17,51 +17,56 @@ describe('Expression', function () {
})
it('should throw when context not defined', async function () {
return expect(() => new Expression().value()).to.throw(/context not defined/)
return expect(new Expression().value()).to.be.rejectedWith(/context not defined/)
})
it('should eval simple expression', async function () {
expect(new Expression('1 < 2').value(ctx)).to.equal(true)
expect(new Expression('2 <= 2').value(ctx)).to.equal(true)
expect(new Expression('one <= two').value(ctx)).to.equal(true)
expect(new Expression('x contains "x"').value(ctx)).to.equal(false)
expect(new Expression('x contains "X"').value(ctx)).to.equal(true)
expect(new Expression('1 contains "x"').value(ctx)).to.equal(false)
expect(new Expression('y contains "x"').value(ctx)).to.equal(false)
expect(new Expression('z contains "x"').value(ctx)).to.equal(false)
expect(new Expression('(1..5) contains 3').value(ctx)).to.equal(true)
expect(new Expression('(1..5) contains 6').value(ctx)).to.equal(false)
expect(new Expression('"<=" == "<="').value(ctx)).to.equal(true)
expect(await new Expression('1 < 2').value(ctx)).to.equal(true)
expect(await new Expression('1 < 2').value(ctx)).to.equal(true)
expect(await new Expression('2 <= 2').value(ctx)).to.equal(true)
expect(await new Expression('one <= two').value(ctx)).to.equal(true)
expect(await new Expression('x contains "x"').value(ctx)).to.equal(false)
expect(await new Expression('x contains "X"').value(ctx)).to.equal(true)
expect(await new Expression('1 contains "x"').value(ctx)).to.equal(false)
expect(await new Expression('y contains "x"').value(ctx)).to.equal(false)
expect(await new Expression('z contains "x"').value(ctx)).to.equal(false)
expect(await new Expression('(1..5) contains 3').value(ctx)).to.equal(true)
expect(await new Expression('(1..5) contains 6').value(ctx)).to.equal(false)
expect(await new Expression('"<=" == "<="').value(ctx)).to.equal(true)
})
describe('complex expression', function () {
it('should support value or value', async function () {
expect(new Expression('false or true').value(ctx)).to.equal(true)
expect(await new Expression('false or true').value(ctx)).to.equal(true)
})
it('should support < and contains', async function () {
expect(new Expression('1 < 2 and x contains "x"').value(ctx)).to.equal(false)
expect(await new Expression('1 < 2 and x contains "x"').value(ctx)).to.equal(false)
})
it('should support < or contains', async function () {
expect(new Expression('1 < 2 or x contains "x"').value(ctx)).to.equal(true)
expect(await new Expression('1 < 2 or x contains "x"').value(ctx)).to.equal(true)
})
it('should support value and !=', async function () {
expect(new Expression('empty and empty != ""').value(ctx)).to.equal(false)
expect(await new Expression('empty and empty != ""').value(ctx)).to.equal(false)
})
it('should recognize quoted value', async function () {
expect(new Expression('">"').value(ctx)).to.equal('>')
expect(await new Expression('">"').value(ctx)).to.equal('>')
})
it('should evaluate from right to left', function () {
expect(new Expression('true or false and false').value(ctx)).to.equal(true)
expect(new Expression('true and false and false or true').value(ctx)).to.equal(false)
it('should evaluate from right to left', async function () {
expect(await new Expression('true or false and false').value(ctx)).to.equal(true)
expect(await new Expression('true and false and false or true').value(ctx)).to.equal(false)
})
it('should recognize property access', function () {
it('should recognize property access', async function () {
const ctx = new Context({ obj: { foo: true } })
expect(new Expression('obj["foo"] and true').value(ctx)).to.equal(true)
expect(await new Expression('obj["foo"] and true').value(ctx)).to.equal(true)
})
})
it('should eval range expression', async function () {
expect(new Expression('(2..4)').value(ctx)).to.deep.equal([2, 3, 4])
expect(new Expression('(two..4)').value(ctx)).to.deep.equal([2, 3, 4])
expect(await new Expression('(2..4)').value(ctx)).to.deep.equal([2, 3, 4])
expect(await new Expression('(two..4)').value(ctx)).to.deep.equal([2, 3, 4])
})
it('should support sync', function () {
expect(new Expression('empty and empty != ""').valueSync(ctx)).to.equal(false)
})
})
test/unit/render/value.ts
+5 -5
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@@ -5,20 +5,20 @@ import { expect } from 'chai'
describe('Value', function () {
it('should eval number variable', async function () {
const ctx = new Context({ one: 1 })
expect(new Value('one').value(ctx)).to.equal(1)
expect(new Value('one').valueSync(ctx)).to.equal(1)
})
it('question mark should be valid variable name', async function () {
const ctx = new Context({ 'has_value?': true })
expect(new Value('has_value?').value(ctx)).to.equal(true)
expect(new Value('has_value?').valueSync(ctx)).to.equal(true)
})
it('should eval string variable', async function () {
const ctx = new Context({ x: 'XXX' })
expect(new Value('x').value(ctx)).to.equal('XXX')
expect(new Value('x').valueSync(ctx)).to.equal('XXX')
})
it('should eval null literal', async function () {
expect(new Value('null').value({})).to.be.null
expect(new Value('null').valueSync({})).to.be.null
})
it('should eval nil literal', async function () {
expect(new Value('nil').value({})).to.be.null
expect(new Value('nil').valueSync({})).to.be.null
})
})