/
references.test.js
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/
references.test.js
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'use strict';
var Velocity = require('../src/velocity')
var assert = require("assert")
var parse = Velocity.parse
var Compile = Velocity.Compile
describe('References', function() {
var render = Velocity.render;
it('get && set support', () => {
const data = ['value1'];
assert.strictEqual(render('$data.set(0, "value2")$data[0]', { data }), 'value2');
assert.strictEqual(render('$data.set("foo", "value1")$data.foo', { data: {} }), 'value1');
assert.strictEqual(render('$data.get(0)', { data: [1, 2] }), '1');
});
it('get/is method', function() {
var vm = '$customer.getAddress() $customer.getaddress()'
var vm1 = '$customer.get("address") $customer.get("Address")'
var vm3 = '$customer.isAddress() $customer.isaddress()'
assert.equal('bar bar', render(vm3, {customer: {Address: "bar"}}))
assert.equal('bar bar', render(vm, {customer: {address: "bar"}}))
assert.equal('foo bar', render(vm, {
customer: {
address: 'bar',
Address: 'foo'
}
}))
assert.equal('bar bar', render(vm1, {customer: {address: "bar"}}))
assert.equal('foo bar', render(vm1, {
customer: {
Address: 'bar',
address: 'foo'
}
}))
})
it('method with attribute', function() {
var vm = '$foo().bar\n${foo().bar}'
assert.equal('hello\nhello', render(vm, {
foo: function() {
return { bar: 'hello' }
}
}))
assert.equal('foo', render('${foo()}', {
foo: function() {
return 'foo'
}
}))
})
it('index notation', function() {
var vm = '$foo[0] $foo[$i] $foo.get(1) $xx["oo"]'
assert.equal('bar haha haha oo', render(vm, {foo: ["bar", "haha"], i: 1, xx: { oo: 'oo' }}))
})
it('set method', function() {
var vm = '$page.setTitle("My Home Page").setname("haha")' +
'$page.Title $page.name'
assert.equal('My Home Page haha', render(vm, {page: {}}))
})
it('runt type support', function() {
var vm = '$page.header(page)'
assert.equal('$page.header(page)', render(vm, {page: {}}))
})
it('size method', function() {
var vm = '$foo.bar.size()'
assert.equal('2', render(vm, {foo: {bar: [1, 2]}}))
assert.equal('2', render(vm, {foo: {bar: {a: 1, b: 3}}}))
var vm2 = '#if($foo.bar.size()) ok #{else} nosize #end'
assert.equal(' nosize ', render(vm2, {foo: {bar: 123}}))
assert.equal(' nosize ', render(vm2, {foo: {}}))
var vm3 = '$foo.size()';
function fooSize() {
return 3;
}
assert.equal('3', render(vm3, { foo: { size: fooSize } }))
})
it('quiet reference', function() {
var vm = 'my email is $email'
var vmquiet = 'my email is $!email.xxx'
assert.equal(vm, render(vm))
assert.equal('my email is ', render(vmquiet))
})
it('silence all reference', function() {
var vm = 'my email is $email'
var compile = new Compile(parse(vm))
assert.equal('my email is ', compile.render(null, null, true))
})
it('this context keep correct, see #16', function() {
var data = 'a = $a.get()'
function B(c) {
this.c = c
}
B.prototype.get = function() {
var t = this.eval(" hello $name", {name: 'hanwen'})
return this.c + t
}
assert.equal('a = 1 hello hanwen', render(data, {a: new B(1)}))
})
it('this context should keep corrent in macro', function() {
var data = '#parse()'
var Macro = function(name) {
this.name = name;
};
Macro.prototype.parse = function() {
return this.name;
};
assert.equal('hanwen', render(data, {}, new Macro('hanwen')))
})
it('get variable form text', function() {
var vm = 'hello $user.getName().getFullName("hanwen")'
var data = { '$user.getName().getFullName("hanwen")': 'world' }
assert.equal('hello world', render(vm, data))
})
it('escape false default', function() {
var vm = '$name $name2 $cn $cn1'
var data = {
name: 'hello world',
name2: '<i>&a',
cn: '中文',
cn1: '<i>中文'
}
var ret = 'hello world <i>&a 中文 <i>中文'
assert.equal(ret, render(vm, data))
})
it('escape true', function() {
var vm = '$name $name2 $cn $cn1'
var data = {
name: 'hello world',
name2: '<i>&a',
cn: '中文',
cn1: '<i>中文'
}
var ret = 'hello world <i>&a 中文 <i>中文'
assert.equal(ret, render(vm, data, undefined, { escape: true }))
})
it('add custom ignore escape function', function() {
var vm = '$noIgnore($name), $ignore($name)'
var expected = '<i>, <i>'
var compile = new Compile(parse(vm), {
escape: true,
unescape: { ignore: true },
});
var context = {
name: '<i>',
noIgnore: function(name) {
return name
},
ignore: function(name) {
return name;
}
}
var ret = compile.render(context)
assert.equal(expected, ret)
})
it('config support', function() {
var vm = '$foo($name)'
var expected = '<i>'
var compile = new Compile(parse(vm), { escape: false })
var context = {
name: '<i>',
foo: function(name) {
return name;
}
}
var ret = compile.render(context)
assert.equal(expected, ret)
compile = new Compile(parse(vm), { escape: true, unescape: { foo: true } })
ret = compile.render(context)
assert.equal(expected, ret)
compile = new Compile(parse(vm), { escape: true })
ret = compile.render(context)
assert.equal('<i>', ret)
})
it ('valueMapper support', () => {
const values = [];
const vm = '#set($foo = "bar")\n$foo'
const ret = render(vm, {}, {}, {
valueMapper: (value) => {
values.push(value);
return 'foo';
},
});
assert.deepEqual(values, ['bar']);
assert.equal(ret.trim(), 'foo');
});
it('support customMethodHandlers config', () => {
var vm = `#set($mystring="123")
#set($Integer=1)
#set($myint=$Integer.parseInt($mystring))
$myint
`;
const customMethodHandlers = [
{
uid: 'parseInt',
match: function({ property, context }) {
return (typeof context === 'number') && property === 'parseInt';
},
resolve({ params }) {
return parseInt(params[0]);
},
}
];
var compile = new Compile(parse(vm), {
customMethodHandlers
});
var ret = compile.render(context)
assert.equal(compile.context.myint, 123)
assert.equal('123', ret.trim())
});
describe('env', function() {
it('should throw on property when parent is null', function() {
var vm = '$foo.bar';
var compile = new Compile(parse(vm), { env: 'development' })
function foo() {
compile.render()
};
foo.should.throw(/get property bar of undefined/);
});
it('should throw on index when parent is null', function() {
var vm = '$foo[1]';
var compile = new Compile(parse(vm), { env: 'development' })
function foo() {
compile.render()
};
foo.should.throw(/get property 1 of undefined/);
});
it('should throw on function when parent is null', function() {
var vm = '$foo.xx()';
var compile = new Compile(parse(vm), { env: 'development' })
function foo() {
compile.render()
};
foo.should.throw(/get property xx of undefined/);
});
it('should throw when mult level', function() {
var vm = '$foo.bar.xx.bar1';
var compile = new Compile(parse(vm), { env: 'development' })
function foo() {
compile.render({ foo: { bar: {} }});
};
foo.should.throw(/get property bar1 of undefined/);
});
it('not function', function() {
var vm = '$foo.bar.xx()';
var compile = new Compile(parse(vm), { env: 'development' })
function foo() {
return compile.render({ foo: { bar: {} }});
};
foo.should.throw(/xx is not method/);
});
});
})