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fix: expression and string literal parser, #186

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harttle
2020-02-08 03:15:55 +08:00
parent 46b69db87a
commit fc0cf6fe7b
8 changed files with 222 additions and 50 deletions
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test/unit/render/expression.ts
+21 -1
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@@ -11,9 +11,14 @@ describe('Expression', function () {
one: 1,
two: 2,
empty: '',
quote: '"',
space: ' ',
x: 'XXX',
y: undefined,
z: null
z: null,
obj: {
']': 'right bracket'
}
})
})
@@ -26,6 +31,8 @@ describe('Expression', function () {
})
it('should eval simple expression', async function () {
expect(await toThenable(new Expression('1==2').value(ctx))).to.equal(false)
expect(await toThenable(new Expression('1<2').value(ctx))).to.equal(true)
expect(await toThenable(new Expression('1 < 2').value(ctx))).to.equal(true)
expect(await toThenable(new Expression('1 < 2').value(ctx))).to.equal(true)
expect(await toThenable(new Expression('2 <= 2').value(ctx))).to.equal(true)
@@ -40,6 +47,19 @@ describe('Expression', function () {
expect(await toThenable(new Expression('"<=" == "<="').value(ctx))).to.equal(true)
})
it('should allow space in quoted value', async function () {
expect(await toThenable(new Expression('" " == space').value(ctx))).to.equal(true)
})
describe('escape', () => {
it('should escape quote', async function () {
expect(await toThenable(new Expression('"\\"" == quote').value(ctx))).to.equal(true)
})
it('should escape square bracket', async function () {
expect(await toThenable(new Expression('obj["]"] == "right bracket"').value(ctx))).to.equal(true)
})
})
describe('complex expression', function () {
it('should support value or value', async function () {
expect(await toThenable(new Expression('false or true').value(ctx))).to.equal(true)