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describe('Image', function() {
var image
beforeEach(function() {
image = draw.image(imageUrl, 100, 100)
})
afterEach(function() {
draw.clear()
})
describe('x()', function() {
it('should return the value of x without an argument', function() {
expect(image.x()).toBe(0)
})
it('should set the value of x with the first argument', function() {
image.x(123)
var box = image.bbox()
expect(box.x).toBe(123)
})
})
describe('y()', function() {
it('should return the value of y without an argument', function() {
expect(image.y()).toBe(0)
})
it('should set the value of y with the first argument', function() {
image.y(345)
var box = image.bbox()
expect(box.y).toBe(345)
})
})
describe('cx()', function() {
it('should return the value of cx without an argument', function() {
expect(image.cx()).toBe(50)
})
it('should set the value of cx with the first argument', function() {
image.cx(123)
var box = image.bbox()
expect(box.cx).toBe(123)
})
})
describe('cy()', function() {
it('should return the value of cy without an argument', function() {
expect(image.cy()).toBe(50)
})
it('should set the value of cy with the first argument', function() {
image.cy(345)
var box = image.bbox()
expect(box.cy).toBe(345)
})
})
describe('move()', function() {
it('should set the x and y position', function() {
image.move(123,456)
expect(image.node.getAttribute('x')).toBe('123')
expect(image.node.getAttribute('y')).toBe('456')
})
})
describe('dx()', function() {
it('moves the x positon of the element relative to the current position', function() {
image.move(50,60)
image.dx(100)
expect(image.node.getAttribute('x')).toBe('150')
})
})
describe('dy()', function() {
it('moves the y positon of the element relative to the current position', function() {
image.move(50,60)
image.dy(120)
expect(image.node.getAttribute('y')).toBe('180')
})
})
describe('dmove()', function() {
it('moves the x and y positon of the element relative to the current position', function() {
image.move(50,60)
image.dmove(80, 25)
expect(image.node.getAttribute('x')).toBe('130')
expect(image.node.getAttribute('y')).toBe('85')
})
})
describe('center()', function() {
it('should set the cx and cy position', function() {
image.center(321,567)
var box = image.bbox()
expect(box.cx).toBe(321)
expect(box.cy).toBe(567)
})
})
describe('width()', function() {
it('sets the width of the element', function() {
image.width(789)
expect(image.node.getAttribute('width')).toBe('789')
})
it('gets the width of the element if the argument is null', function() {
expect(image.width().toString()).toBe(image.node.getAttribute('width'))
})
})
describe('height()', function() {
it('sets the height of the element', function() {
image.height(1236)
expect(image.node.getAttribute('height')).toBe('1236')
})
it('gets the height of the element if the argument is null', function() {
expect(image.height().toString()).toBe(image.node.getAttribute('height'))
})
})
describe('size()', function() {
it('should define the width and height of the element', function() {
image.size(987,654)
expect(image.node.getAttribute('width')).toBe('987')
expect(image.node.getAttribute('height')).toBe('654')
})
it('defines the width and height proportionally with only the width value given', function() {
var box = image.bbox()
image.size(500)
expect(image.width()).toBe(500)
expect(image.width() / image.height()).toBe(box.width / box.height)
})
it('defines the width and height proportionally with only the height value given', function() {
var box = image.bbox()
image.size(null, 525)
expect(image.height()).toBe(525)
expect(image.width() / image.height()).toBe(box.width / box.height)
})
})
describe('scale()', function() {
it('should scale the element universally with one argument', function() {
var box = image.scale(2).rbox()
expect(box.width).toBe(image.attr('width') * 2)
expect(box.height).toBe(image.attr('height') * 2)
})
it('should scale the element over individual x and y axes with two arguments', function() {
var box = image.scale(2, 3.5).rbox()
expect(box.width).toBe(image.attr('width') * 2)
expect(box.height).toBe(image.attr('height') * 3.5)
})
})
describe('translate()', function() {
it('should set the translation of an element', function() {
image.transform({ x: 12, y: 12 })
expect(image.node.getAttribute('transform')).toBe('matrix(1,0,0,1,12,12)')
})
})
})
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