regexper-static/spec/parser/javascript/match_fragment_spec.js

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import javascript from 'src/js/parser/javascript/parser.js';
import _ from 'lodash';
import Snap from 'snapsvg';
import Q from 'q';
describe('parser/javascript/match_fragment.js', function() {
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_.forIn({
'a': {
proxy: jasmine.objectContaining({ textValue: 'a' }),
canMerge: true
},
'\\b': {
proxy: jasmine.objectContaining({ textValue: '\\b' }),
canMerge: false
},
'a*': {
content: jasmine.objectContaining({ textValue: 'a' }),
repeat: jasmine.objectContaining({ textValue: '*' }),
canMerge: false
}
}, (content, str) => {
it(`parses "${str}" as a MatchFragment`, function() {
var parser = new javascript.Parser(str);
expect(parser.__consume__match_fragment()).toEqual(jasmine.objectContaining(content));
});
});
describe('_anchor property', function() {
beforeEach(function() {
this.node = new javascript.Parser('a').__consume__match_fragment();
this.node.content = {
anchor: {
ax: 1,
ax2: 2,
ay: 3
}
};
spyOn(this.node, 'transform').and.returnValue({
localMatrix: Snap.matrix().translate(10, 20)
});
});
it('applies the local transform to the content anchor', function() {
expect(this.node._anchor).toEqual({
ax: 11,
ax2: 12,
ay: 23
});
});
});
describe('#_render', function() {
beforeEach(function() {
this.node = new javascript.Parser('a').__consume__match_fragment();
this.node.container = jasmine.createSpyObj('container', [
'addClass',
'group',
'prepend',
'path'
]);
this.node.container.group.and.returnValue('example group');
this.renderDeferred = Q.defer();
this.node.content = jasmine.createSpyObj('content', [
'render',
'transform',
'getBBox'
]);
this.node.content.getBBox.and.returnValue('content bbox');
this.node.content.render.and.returnValue(this.renderDeferred.promise);
this.node.repeat = {
contentPosition: 'example position'
};
spyOn(this.node, 'skipPath').and.returnValue('skip path');
spyOn(this.node, 'loopPath').and.returnValue('loop path');
spyOn(this.node, 'loopLabel');
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});
it('renders the content', function() {
this.node._render();
expect(this.node.content.render).toHaveBeenCalledWith('example group');
});
describe('positioning of content', function() {
beforeEach(function() {
this.renderDeferred.resolve();
});
it('moves the content to the correct position', function(done) {
this.node._render()
.then(() => {
expect(this.node.content.transform).toHaveBeenCalledWith('example position');
})
.finally(done)
.done();
});
it('renders a skip path and loop path', function(done) {
this.node._render()
.then(() => {
expect(this.node.skipPath).toHaveBeenCalledWith('content bbox');
expect(this.node.loopPath).toHaveBeenCalledWith('content bbox');
expect(this.node.container.path).toHaveBeenCalledWith('skip pathloop path');
})
.finally(done)
.done();
});
it('renders a loop label', function(done) {
this.node._render()
.then(() => {
expect(this.node.loopLabel).toHaveBeenCalled();
})
.finally(done)
.done();
});
});
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});
describe('#skipPath', function() {
beforeEach(function() {
this.node = new javascript.Parser('a').__consume__match_fragment();
this.node.repeat = {};
this.box = {
y: 11,
ay: 22,
width: 33
};
});
it('returns nothing when there is no skip', function() {
this.node.repeat.hasSkip = false;
expect(this.node.skipPath(this.box)).toEqual([]);
});
it('returns a path when there is a skip', function() {
this.node.repeat.hasSkip = true;
this.node.repeat.greedy = true;
expect(this.node.skipPath(this.box)).toEqual([
'M0,22q10,0 10,-10v-1q0,-10 10,-10h23q10,0 10,10v1q0,10 10,10'
]);
});
it('returns a path with arrow when there is a non-greedy skip', function() {
this.node.repeat.hasSkip = true;
this.node.repeat.greedy = false;
expect(this.node.skipPath(this.box)).toEqual([
'M0,22q10,0 10,-10v-1q0,-10 10,-10h23q10,0 10,10v1q0,10 10,10',
'M10,7l5,5m-5,-5l-5,5'
]);
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});
});
describe('#loopPath', function() {
beforeEach(function() {
this.node = new javascript.Parser('a').__consume__match_fragment();
this.node.repeat = {};
this.box = {
x: 11,
x2: 22,
ay: 33,
y2: 44,
width: 55
};
});
it('returns nothing when there is no loop', function() {
this.node.repeat.hasLoop = false;
expect(this.node.loopPath(this.box)).toEqual([]);
});
it('returns a path when there is a loop', function() {
this.node.repeat.hasLoop = true;
this.node.repeat.greedy = false;
expect(this.node.loopPath(this.box)).toEqual([
'M11,33q-10,0 -10,10v1q0,10 10,10h55q10,0 10,-10v-1q0,-10 -10,-10'
]);
});
it('returns a path with arrow when there is a greedy loop', function() {
this.node.repeat.hasLoop = true;
this.node.repeat.greedy = true;
expect(this.node.loopPath(this.box)).toEqual([
'M11,33q-10,0 -10,10v1q0,10 10,10h55q10,0 10,-10v-1q0,-10 -10,-10',
'M32,48l5,-5m-5,5l-5,-5'
]);
});
});
describe('#loopLabel', function() {
beforeEach(function() {
this.node = new javascript.Parser('a').__consume__match_fragment();
this.node.repeat = {};
this.node.container = jasmine.createSpyObj('container', [
'addClass',
'text'
]);
this.text = jasmine.createSpyObj('text', [
'addClass',
'getBBox',
'transform'
]);
this.node.container.text.and.returnValue(this.text);
this.text.addClass.and.returnValue(this.text);
this.text.getBBox.and.returnValue({
width: 11,
height: 22
});
spyOn(this.node, 'getBBox').and.returnValue({
x2: 33,
y2: 44
});
});
describe('when a label is defined', function() {
beforeEach(function() {
this.node.repeat.label = 'example label';
});
it('renders a text element', function() {
this.node.loopLabel();
expect(this.node.container.text).toHaveBeenCalledWith(0, 0, 'example label');
});
describe('when there is a skip loop', function() {
beforeEach(function() {
this.node.repeat.hasSkip = true;
});
it('positions the text element', function() {
this.node.loopLabel();
expect(this.text.transform).toHaveBeenCalledWith(Snap.matrix()
.translate(17, 66));
});
});
describe('when there is no skip loop', function() {
beforeEach(function() {
this.node.repeat.hasSkip = false;
});
it('positions the text element', function() {
this.node.loopLabel();
expect(this.text.transform).toHaveBeenCalledWith(Snap.matrix()
.translate(22, 66));
});
});
});
describe('when a label is not defined', function() {
it('does not render a text element', function() {
this.node.loopLabel();
expect(this.node.container.text).not.toHaveBeenCalled();
});
});
});
});