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test.js
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test.js
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'use strict';
let assert = require('assert');
let xcase = require('./');
let humps = require('humps');
makeTests('xcase', xcase);
makeTests('xcase {inPlace: true}', Object.assign({}, xcase, {
camelizeKeys: (obj, opts) => xcase.camelizeKeys(obj, Object.assign({inPlace: true}, opts)),
decamelizeKeys: (obj, opts) => xcase.decamelizeKeys(obj, Object.assign({inPlace: true}, opts)),
pascalizeKeys: (obj, opts) => xcase.pascalizeKeys(obj, Object.assign({inPlace: true}, opts)),
depascalizeKeys: (obj, opts) => xcase.depascalizeKeys(obj, Object.assign({inPlace: true}, opts)),
}));
function makeTests(str, humps) {
describe(str, function() {
describe('passes humps tests', function() {
'use strict';
var actual;
// =========
// = Setup =
// =========
beforeEach(function() {
this.simple_obj = {
attr_one: 'foo',
attr_two: 'bar'
};
this.simpleCamelObj = {
attrOne: 'foo',
attrTwo: 'bar'
};
this.simplePascalObj = {
AttrOne: 'foo',
AttrTwo: 'bar'
};
this.complex_obj = {
attr_one: 'foo',
attr_two: {
nested_attr1: 'bar'
},
attr_three: {
nested_attr2: {
nested_attr3: [{
nested_in_array1: 'baz'
}, {
nested_in_array2: 'hello'
}, {
nested_in_array3: ['world', 'boo']
}]
}
}
};
this.complexCamelObj = {
attrOne: 'foo',
attrTwo: {
nestedAttr1: 'bar'
},
attrThree: {
nestedAttr2: {
nestedAttr3: [{
nestedInArray1: 'baz'
}, {
nestedInArray2: 'hello'
}, {
nestedInArray3: ['world', 'boo']
}]
}
}
};
this.complexPascalObj = {
AttrOne: 'foo',
AttrTwo: {
NestedAttr1: 'bar'
},
AttrThree: {
NestedAttr2: {
NestedAttr3: [{
NestedInArray1: 'baz'
}, {
NestedInArray2: 'hello'
}, {
NestedInArray3: ['world', 'boo']
}]
}
}
};
this.complexIgnoringNumbersObj = {
attr_one: 'foo',
attr_two: {
nested_attr1: 'bar'
},
attr_three: {
nested_attr2: {
nested_attr3: [{
nested_in_array1: 'baz'
}, {
nested_in_array2: 'hello'
}, {
nested_in_array3: ['world', 'boo']
}]
}
}
};
this.complexCustomObj = {
'attr-one': 'foo',
'attr-two': {
'nested-attr1': 'bar'
},
'attr-three': {
'nested-attr2': {
'nested-attr3': [{
'nested-in-array1': 'baz'
}, {
'nested-in-array2': 'hello'
}, {
'nested-in-array3': ['world', 'boo']
}]
}
}
};
});
// =========
// = Specs =
// =========
describe('.camelizeKeys', function() {
it('converts simple object keys to camelcase', function() {
assert.deepEqual(humps.camelizeKeys(this.simple_obj), this.simpleCamelObj);
});
it('converts complex object keys to camelcase', function() {
assert.deepEqual(humps.camelizeKeys(this.complex_obj), this.complexCamelObj);
});
it('does not attempt to process dates', function() {
'work in progress';
var date = new Date();
var _object = {
a_date: date
};
var convertedObject = {
aDate: date
};
assert.deepEqual(humps.camelizeKeys(_object), convertedObject);
});
it('converts keys within arrays of objects', function() {
var array = [{first_name: 'Sam'}, {first_name: 'Jenna'}],
convertedArray = [{firstName: 'Sam'}, {firstName: 'Jenna'}],
result = humps.camelizeKeys(array);
assert.deepEqual(result, convertedArray);
// Ensure it’s an array, and not an object with numeric keys
assert.deepEqual(toString.call(result), '[object Array]');
});
});
describe('.decamelizeKeys', function() {
it('converts simple objects with camelcased keys to underscored', function() {
assert.deepEqual(humps.decamelizeKeys(this.simpleCamelObj), this.simple_obj);
});
it('converts complex objects with camelcased keys to underscored', function() {
assert.deepEqual(humps.decamelizeKeys(this.complexCamelObj), this.complex_obj);
});
it('decamelizes keys with a custom separator', function() {
actual = humps.decamelizeKeys(this.complexCamelObj, {separator: '-'});
assert.deepEqual(actual, this.complexCustomObj);
});
});
describe('.pascalizeKeys', function() {
it('converts simple object keys to PascalCase', function() {
assert.deepEqual(humps.pascalizeKeys(this.simple_obj), this.simplePascalObj);
});
it('converts complex object keys to PascalCase', function() {
assert.deepEqual(humps.pascalizeKeys(this.complex_obj), this.complexPascalObj);
});
it('does not attempt to process dates', function() {
'work in progress';
var date = new Date();
var _object = {
a_date: date
};
var convertedObject = {
ADate: date
};
assert.deepEqual(humps.pascalizeKeys(_object), convertedObject);
});
});
describe('.depascalizeKeys', function() {
it('converts simple object with PascalCase keys to underscored', function() {
assert.deepEqual(humps.depascalizeKeys(this.simplePascalObj), this.simple_obj);
});
it('converts complex object with PascalCase keys to underscored', function() {
assert.deepEqual(humps.depascalizeKeys(this.complexPascalObj), this.complex_obj);
});
it('depascalizes keys with a custom separator', function() {
actual = humps.depascalizeKeys(this.complexPascalObj, {separator: '-'});
assert.deepEqual(actual, this.complexCustomObj);
});
});
describe('.camelize', function() {
it('converts underscored strings to camelcase', function() {
assert.equal(humps.camelize('hello_world'), 'helloWorld');
});
it('converts hyphenated strings to camelcase', function() {
assert.equal(humps.camelize('hello-world', '-'), 'helloWorld');
assert.equal(humps.camelize('hello-world-1', '-'), 'helloWorld1');
});
it('converts space-separated strings to camelcase', function() {
assert.equal(humps.camelize('hello world', ' '), 'helloWorld');
});
it('skips converting PascalCased strings to camelcase since it is not reversible', function() {
assert.equal(humps.camelize('HelloWorld'), 'HelloWorld');
});
it('keeps numbers unchanged', function() {
assert.equal(humps.camelize('-1'), '-1');
assert.equal(humps.camelize('1'), '1');
});
});
describe('.decamelize', function() {
it('converts camelcased strings to underscored', function() {
assert.equal(humps.decamelize('helloWorld'), 'hello_world');
});
it('decamelizes strings with custom separator', function() {
actual = humps.decamelize('helloWorld', '-');
assert.equal(actual, 'hello-world');
});
it('does not separate on digits', function() {
assert.equal(humps.decamelize('helloWorld1'), 'hello_world1');
});
});
describe('.pascalize', function() {
it('converts underscored strings to PascalCase', function() {
assert.equal(humps.pascalize('hello_world'), 'HelloWorld');
});
it('converts hyphenated strings to PascalCase', function() {
assert.equal(humps.pascalize('hello-world', '-'), 'HelloWorld');
});
it('converts space-separated strings to PascalCase', function() {
assert.equal(humps.pascalize('hello world', ' '), 'HelloWorld');
});
});
});
if(humps === require('humps')) {
return;
}
describe('passes own tests', function() {
it('leaves Date/Function untouched', function() {
let date = new Date();
let obj = humps.decamelizeKeys({
fooBar: date
});
assert.equal(obj.foo_bar, date);
});
it('skips decamelize if first character is not lower case', function() {
assert.equal(humps.decamelize('AaaaBbbb'), 'AaaaBbbb');
})
it('keys methods should pass through strings', function() {
assert.equal(humps.decamelizeKeys('AaaaBbbb'), 'AaaaBbbb');
assert.equal(humps.camelizeKeys('AaaaBbbb'), 'AaaaBbbb');
assert.equal(humps.pascalizeKeys('AaaaBbbb'), 'AaaaBbbb');
assert.equal(humps.depascalizeKeys('AaaaBbbb'), 'AaaaBbbb');
});
});
});
}