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

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import javascript from '../../../src/js/parser/javascript/parser.js';
import Node from '../../../src/js/parser/javascript/node.js';
import util from '../../../src/js/util.js';
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import _ from 'lodash';
import Snap from 'snapsvg';
describe('parser/javascript/charset.js', function() {
_.forIn({
'[abc]': {
label: 'One of:',
elements: [
jasmine.objectContaining({ type: 'literal', textValue: 'a' }),
jasmine.objectContaining({ type: 'literal', textValue: 'b' }),
jasmine.objectContaining({ type: 'literal', textValue: 'c' })
]
},
'[^abc]': {
label: 'None of:',
elements: [
jasmine.objectContaining({ type: 'literal', textValue: 'a' }),
jasmine.objectContaining({ type: 'literal', textValue: 'b' }),
jasmine.objectContaining({ type: 'literal', textValue: 'c' })
]
},
'[aaa]': {
label: 'One of:',
elements: [
jasmine.objectContaining({ type: 'literal', textValue: 'a' })
]
},
'[a-z]': {
label: 'One of:',
elements: [
jasmine.objectContaining({ type: 'charset-range', textValue: 'a-z' })
]
},
'[\\b]': {
label: 'One of:',
elements: [
jasmine.objectContaining({ type: 'charset-escape', textValue: '\\b' })
]
}
}, (content, str) => {
it(`parses "${str}" as a Charset`, function() {
var parser = new javascript.Parser(str);
expect(parser.__consume__charset()).toEqual(jasmine.objectContaining(content));
});
});
it('adds a warning for character sets the contain non-standard escapes', function() {
var node;
Node.state = { warnings: [] };
node = new javascript.Parser('[\\c]').__consume__charset();
expect(node.state.warnings).toEqual(['The character set "[\\c]" contains the \\c escape followed by a character other than A-Z. This can lead to different behavior depending on browser. The representation here is the most common interpretation.']);
});
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describe('_anchor property', function() {
it('calculates the anchor based on the partContainer', function() {
var node = new javascript.Parser('[a]').__consume__charset();
node.partContainer = jasmine.createSpyObj('partContainer', ['getBBox']);
node.partContainer.getBBox.and.returnValue({
cy: 20
});
spyOn(node, 'transform').and.returnValue({
localMatrix: Snap.matrix().translate(3, 8)
});
expect(node._anchor).toEqual({
ay: 28
});
});
});
describe('#_render', function() {
beforeEach(function() {
var counter = 0;
this.node = new javascript.Parser('[a]').__consume__charset();
this.node.label = 'example label';
this.node.elements = [
jasmine.createSpyObj('item', ['render']),
jasmine.createSpyObj('item', ['render']),
jasmine.createSpyObj('item', ['render'])
];
this.elementDeferred = [
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this.testablePromise(),
this.testablePromise(),
this.testablePromise()
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];
this.node.elements[0].render.and.returnValue(this.elementDeferred[0].promise);
this.node.elements[1].render.and.returnValue(this.elementDeferred[1].promise);
this.node.elements[2].render.and.returnValue(this.elementDeferred[2].promise);
this.node.container = Snap(document.createElement('svg'));
this.partContainer = this.node.container.group();
spyOn(this.node.container, 'group').and.returnValue(this.partContainer);
spyOn(this.partContainer, 'group').and.callFake(function() {
return `group ${counter++}`;
});
spyOn(this.node, 'renderLabeledBox').and.returnValue('labeled box promise');
spyOn(util, 'spaceVertically');
});
it('creates a cotainer for the parts of the charset', function() {
this.node._render();
expect(this.node.partContainer).toEqual(this.partContainer);
});
it('renders each item', function() {
this.node._render();
expect(this.node.elements[0].render).toHaveBeenCalledWith('group 0');
expect(this.node.elements[1].render).toHaveBeenCalledWith('group 1');
expect(this.node.elements[2].render).toHaveBeenCalledWith('group 2');
});
describe('positioning of the items', function() {
beforeEach(function() {
this.elementDeferred[0].resolve();
this.elementDeferred[1].resolve();
this.elementDeferred[2].resolve();
});
it('spaces the elements vertically', function(done) {
this.node._render()
.then(() => {
expect(util.spaceVertically).toHaveBeenCalledWith(this.node.elements, { padding: 5 });
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done();
});
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});
it('renders a labeled box', function(done) {
this.node._render()
.then(result => {
expect(this.node.renderLabeledBox).toHaveBeenCalledWith('example label', this.partContainer, { padding: 5 });
expect(result).toEqual('labeled box promise');
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done();
});
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});
});
});
});