barrelsby-alias
Version:
Barrelsby fork providing an alias builder.
89 lines • 4.06 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const MockFs = require("mock-fs");
const TestUtilities = require("./testUtilities");
const FileTree = require("./fileTree");
describe("fileTree module has a", () => {
describe("buildTree function that", () => {
let result;
let logged;
beforeEach(() => {
MockFs(TestUtilities.mockFsConfiguration());
logged = [];
const logger = (message) => logged.push(message);
result = FileTree.buildTree("./directory1", {
barrelName: "barrel.ts",
logger,
quoteCharacter: "\"",
rootPath: "some/path",
});
});
afterEach(() => {
MockFs.restore();
});
it("should build a tree structure matching the file system directories", () => {
// Check the current directory.
chai_1.assert.equal(result.path, "./directory1");
chai_1.assert.equal(result.name, "directory1");
// Check for a child.
chai_1.assert.lengthOf(result.directories, 2);
const subDirectory = result.directories[0];
// Check the child directory.
chai_1.assert.equal(subDirectory.path, "directory1/directory2");
chai_1.assert.equal(subDirectory.name, "directory2");
});
it("should enumerate each file in a directory", () => {
chai_1.assert.lengthOf(result.files, 3);
const testFile = (name) => {
const files = result.files.filter((file) => file.name === name);
chai_1.assert.lengthOf(files, 1);
const firstFile = files[0];
chai_1.assert.equal(firstFile.path, `directory1/${name}`);
chai_1.assert.equal(firstFile.name, name);
};
testFile("index.ts");
testFile("barrel.ts");
testFile("ignore.txt");
});
it("should identify existing barrels in a directory", () => {
chai_1.assert.isNotNull(result.barrel);
const barrel = result.barrel;
// Test the barrel.
chai_1.assert.equal(barrel.name, "barrel.ts");
chai_1.assert.equal(barrel.path, "directory1/barrel.ts");
// Test it is in the files list.
chai_1.assert.notEqual(result.files.indexOf(barrel), -1);
// Check for a child.
chai_1.assert.lengthOf(result.directories, 2);
const subDirectory = result.directories[0];
// Child shouldn't have a barrel.
chai_1.assert.isUndefined(subDirectory.barrel);
});
it("should log useful information to the logger", () => {
chai_1.assert.sameMembers(logged, [
"Building directory tree for ./directory1",
"Found existing barrel @ directory1/barrel.ts",
"Building directory tree for directory1/directory2",
"Building directory tree for directory1/directory2/directory4",
"Building directory tree for directory1/directory3",
]);
});
});
describe("walkTree function that", () => {
it("should should call the callback once for each directory in the tree", () => {
const fakeTree = TestUtilities.mockDirectoryTree();
// Build a collection all all directories.
let allDirectories = [fakeTree];
fakeTree.directories.forEach((directory) => {
// Child/grandchild directories.
allDirectories = allDirectories.concat([directory]).concat(directory.directories);
});
const calledDirectories = [];
const callback = (directory) => calledDirectories.push(directory);
FileTree.walkTree(fakeTree, callback);
chai_1.assert.deepEqual(allDirectories, calledDirectories);
});
});
});
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