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Code Issues Packages Projects Releases Wiki Activity

use isTruthy for and/or operators, fixes #47

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This commit is contained in:
harttle
2017-11-26 23:59:50 +08:00
parent d348edac14
commit 8efb41a631
5 changed files with 114 additions and 96 deletions
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test/liquid.js
+3 -7
View File
@@ -70,13 +70,9 @@ describe('liquid', function () {
it('should render template multiple times', function () {
var template = engine.parse('{{obj}}')
return engine.render(template, ctx)
.then((result) => {
expect(result).to.equal('{"foo":"bar"}')
return engine.render(template, ctx)
})
.then((result) => {
return expect(result).to.equal('{"foo":"bar"}')
})
.then(result => expect(result).to.equal('{"foo":"bar"}'))
.then(() => engine.render(template, ctx))
.then((result) => expect(result).to.equal('{"foo":"bar"}'))
})
it('should render filters', function () {
var template = engine.parse('<p>{{arr | join: "_"}}</p>')
test/syntax.js
+14 -4
View File
@@ -14,6 +14,7 @@ describe('expression', function () {
scope = Scope.factory({
one: 1,
two: 2,
empty: '',
x: 'XXX',
y: undefined,
z: null
@@ -73,10 +74,19 @@ describe('expression', function () {
expect(evalExp('"<=" == "<="', scope)).to.equal(true)
})
it('should eval complex expression', function () {
expect(evalExp('1<2 and x contains "x"', scope)).to.equal(false)
expect(evalExp('1<2 or x contains "x"', scope)).to.equal(true)
expect(evalExp('false or true', scope)).to.equal(true)
describe('complex expression', function () {
it('should support value or value', function () {
expect(evalExp('false or true', scope)).to.equal(true)
})
it('should support < and contains', function () {
expect(evalExp('1<2 and x contains "x"', scope)).to.equal(false)
})
it('should support < or contains', function () {
expect(evalExp('1<2 or x contains "x"', scope)).to.equal(true)
})
it('should support value and !=', function () {
expect(evalExp('empty and empty != ""', scope)).to.equal(false)
})
})
it('should eval range expression', function () {
test/tags/if.js
+80 -68
View File
@@ -17,87 +17,99 @@ describe('tags/if', function () {
return expect(liquid.parseAndRender(src, ctx))
.to.be.rejectedWith(/tag {% if false%} not closed/)
})
it('should treat Array truthy', function () {
var src = '{%if emptyArray%}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('a')
})
it('should support ==', function () {
var src = '{% if 2==3 %}yes{%else%}no{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should support >=', function () {
var src = '{% if 1>=2 and one<two %}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('')
})
it('should support !=', function () {
var src = '{% if one!=two %}yes{%else%}no{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('yes')
})
it('should support boolean', function () {
var src = '{% if false %}1{%elsif true%}2{%else%}3{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('2')
})
it('should support nested', function () {
var src = '{%if false%}{%if true%}{%else%}a{%endif%}{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('')
})
it('should return true if empty string', function () {
var src = '{%if emptyString%}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('a')
})
it('should return else when comparison on null 1', function () {
var src = '{% if null < 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
describe('single value as condition', function () {
it('should support boolean', function () {
var src = '{% if false %}1{%elsif true%}2{%else%}3{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('2')
})
it('should treat Array truthy', function () {
var src = '{%if emptyArray%}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('a')
})
it('should return true if empty string', function () {
var src = '{%if emptyString%}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('a')
})
})
it('should return else when comparison on null 2', function () {
var src = '{% if null <= 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
describe('expression as condition', function () {
it('should support ==', function () {
var src = '{% if 2==3 %}yes{%else%}no{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should support >=', function () {
var src = '{% if 1>=2 and one<two %}a{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('')
})
it('should support !=', function () {
var src = '{% if one!=two %}yes{%else%}no{%endif%}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('yes')
})
it('should support value and expression', function () {
var src = `X{%if version and version != '' %}x{{version}}y{%endif%}Y`
var ctx = { 'version': '' }
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('XY')
})
})
describe('comparasion to null', function () {
it('should evaluate false for null < 10', function () {
var src = '{% if null < 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 3', function () {
var src = '{% if null >= 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for null > 10', function () {
var src = '{% if null > 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 4', function () {
var src = '{% if null > 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for null <= 10', function () {
var src = '{% if null <= 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 5', function () {
var src = '{% if 10 < null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for null >= 10', function () {
var src = '{% if null >= 10 %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 6', function () {
var src = '{% if 10 <= null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for 10 < null', function () {
var src = '{% if 10 < null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 7', function () {
var src = '{% if 10 >= null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for 10 > null', function () {
var src = '{% if 10 > null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should return else when comparison on null 8', function () {
var src = '{% if 10 > null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
it('should evaluate false for 10 <= null', function () {
var src = '{% if 10 <= null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
it('should evaluate false for 10 >= null', function () {
var src = '{% if 10 >= null %}yes{% else %}no{% endif %}'
return expect(liquid.parseAndRender(src, ctx))
.to.eventually.equal('no')
})
})
})