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describe('string params mode', function() {
it('arguments to helpers can be retrieved from options hash in string form', function() {
expectTemplate('{{wycats is.a slave.driver}}')
.withCompileOptions({
stringParams: true
})
.withHelpers({
wycats: function(passiveVoice, noun) {
return 'HELP ME MY BOSS ' + passiveVoice + ' ' + noun;
}
})
.withMessage('String parameters output')
.toCompileTo('HELP ME MY BOSS is.a slave.driver');
});
it('when using block form, arguments to helpers can be retrieved from options hash in string form', function() {
expectTemplate('{{#wycats is.a slave.driver}}help :({{/wycats}}')
.withCompileOptions({
stringParams: true
})
.withHelpers({
wycats: function(passiveVoice, noun, options) {
return (
'HELP ME MY BOSS ' +
passiveVoice +
' ' +
noun +
': ' +
options.fn(this)
);
}
})
.withMessage('String parameters output')
.toCompileTo('HELP ME MY BOSS is.a slave.driver: help :(');
});
it('when inside a block in String mode, .. passes the appropriate context in the options hash', function() {
expectTemplate('{{#with dale}}{{tomdale ../need dad.joke}}{{/with}}')
.withCompileOptions({
stringParams: true
})
.withHelpers({
tomdale: function(desire, noun, options) {
return (
'STOP ME FROM READING HACKER NEWS I ' +
options.contexts[0][desire] +
' ' +
noun
);
},
with: function(context, options) {
return options.fn(options.contexts[0][context]);
}
})
.withInput({
dale: {},
need: 'need-a'
})
.withMessage('Proper context variable output')
.toCompileTo('STOP ME FROM READING HACKER NEWS I need-a dad.joke');
});
it('information about the types is passed along', function() {
expectTemplate("{{tomdale 'need' dad.joke true false}}")
.withCompileOptions({
stringParams: true
})
.withHelpers({
tomdale: function(desire, noun, trueBool, falseBool, options) {
equal(options.types[0], 'StringLiteral', 'the string type is passed');
equal(
options.types[1],
'PathExpression',
'the expression type is passed'
);
equal(
options.types[2],
'BooleanLiteral',
'the expression type is passed'
);
equal(desire, 'need', 'the string form is passed for strings');
equal(noun, 'dad.joke', 'the string form is passed for expressions');
equal(trueBool, true, 'raw booleans are passed through');
equal(falseBool, false, 'raw booleans are passed through');
return 'Helper called';
}
})
.toCompileTo('Helper called');
});
it('hash parameters get type information', function() {
expectTemplate("{{tomdale he.says desire='need' noun=dad.joke bool=true}}")
.withCompileOptions({
stringParams: true
})
.withHelpers({
tomdale: function(exclamation, options) {
equal(exclamation, 'he.says');
equal(options.types[0], 'PathExpression');
equal(options.hashTypes.desire, 'StringLiteral');
equal(options.hashTypes.noun, 'PathExpression');
equal(options.hashTypes.bool, 'BooleanLiteral');
equal(options.hash.desire, 'need');
equal(options.hash.noun, 'dad.joke');
equal(options.hash.bool, true);
return 'Helper called';
}
})
.toCompileTo('Helper called');
});
it('hash parameters get context information', function() {
var context = { dale: {} };
var helpers = {
tomdale: function(exclamation, options) {
equal(exclamation, 'he.says');
equal(options.types[0], 'PathExpression');
equal(options.contexts.length, 1);
equal(options.hashContexts.noun, context);
equal(options.hash.desire, 'need');
equal(options.hash.noun, 'dad.joke');
equal(options.hash.bool, true);
return 'Helper called';
},
with: function(withContext, options) {
return options.fn(options.contexts[0][withContext]);
}
};
expectTemplate(
"{{#with dale}}{{tomdale he.says desire='need' noun=../dad/joke bool=true}}{{/with}}"
)
.withCompileOptions({ stringParams: true })
.withHelpers(helpers)
.withInput(context)
.toCompileTo('Helper called');
});
it('when inside a block in String mode, .. passes the appropriate context in the options hash to a block helper', function() {
expectTemplate(
'{{#with dale}}{{#tomdale ../need dad.joke}}wot{{/tomdale}}{{/with}}'
)
.withCompileOptions({
stringParams: true
})
.withHelpers({
tomdale: function(desire, noun, options) {
return (
'STOP ME FROM READING HACKER NEWS I ' +
options.contexts[0][desire] +
' ' +
noun +
' ' +
options.fn(this)
);
},
with: function(context, options) {
return options.fn(options.contexts[0][context]);
}
})
.withInput({
dale: {},
need: 'need-a'
})
.withMessage('Proper context variable output')
.toCompileTo('STOP ME FROM READING HACKER NEWS I need-a dad.joke wot');
});
it('with nested block ambiguous', function() {
expectTemplate(
'{{#with content}}{{#view}}{{firstName}} {{lastName}}{{/view}}{{/with}}'
)
.withCompileOptions({
stringParams: true
})
.withHelpers({
with: function() {
return 'WITH';
},
view: function() {
return 'VIEW';
}
})
.toCompileTo('WITH');
});
it('should handle DATA', function() {
expectTemplate('{{foo @bar}}')
.withCompileOptions({
stringParams: true
})
.withHelpers({
foo: function(bar, options) {
equal(bar, '@bar');
equal(options.types[0], 'PathExpression');
return 'Foo!';
}
})
.toCompileTo('Foo!');
});
});
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