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const ArticleModel = imports.wikipedia.models.article_model;
describe("Wikipedia article model", function() {
let mockJsonData = {
title: 'Article Title',
url: 'file:///',
source: 'Mock data',
categories: [
'Category One',
'Category Two'
]
};
describe("from JSON", function() {
let model;
beforeEach(function() {
model = ArticleModel.newFromJson(mockJsonData);
});
it("has an article title", function() {
expect(model.title).toEqual(mockJsonData.title);
});
it("has a uri", function() {
expect(model.uri).toEqual(mockJsonData.url);
});
it("has a list of categories", function() {
expect(model.getCategories()).toEqual(mockJsonData.categories);
});
});
describe("from properties", function() {
let model;
beforeEach(function() {
model = new ArticleModel.ArticleModel({
title: 'Article Title',
uri: 'file://'
});
});
it("is an instance of an ArticleModel", function() {
expect(model instanceof ArticleModel.ArticleModel).toBeTruthy();
});
it("has a title", function() {
expect(model.title).toEqual('Article Title');
});
it("has a URI", function() {
expect(model.uri).toEqual('file://');
});
it("has no categories", function() {
expect(model.getCategories().length).toEqual(0);
});
});
describe("setCategories method", function() {
let model;
beforeEach(function() {
model = new ArticleModel.ArticleModel();
});
it("adds categories", function() {
let expectedCategories = ['One', 'Two', 'Three'];
model.setCategories(expectedCategories);
expect(model.getCategories()).toEqual(expectedCategories);
});
it("replaces existing categories", function() {
model.setCategories(['One', 'Two']);
let expectedCategories = ['One', 'Two', 'Three'];
model.setCategories(expectedCategories);
expect(model.getCategories()).toEqual(expectedCategories);
});
});
it("appends new categories on addCategory", function() {
let model = new ArticleModel.ArticleModel();
model.addCategory('One');
model.addCategory('Two');
model.addCategory('Three');
expect(model.getCategories()).toEqual(['One', 'Two', 'Three']);
});
describe("hasCategory method", function() {
let model;
let expectedCategories = ['One', 'Two', 'Three'];
beforeEach(function() {
model = new ArticleModel.ArticleModel;
model.setCategories(expectedCategories);
});
expectedCategories.forEach(function(category) {
(function(categoryName) {
it("returns true for category named " + categoryName, function() {
expect(model.hasCategory(categoryName)).toBeTruthy();
});
});
});
it("returns false for an unexpected category", function() {
expect(model.hasCategory('unexpected')).toBeFalsy();
});
});
});
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