gitignore-parser/test/index.js

A simple .gitignore parser.

var LIB = require('../lib'),
    fs = require('fs');

var FIXTURE = fs.readFileSync(__dirname + '/../.gitignore', 'utf8');

describe('gitignore parser', function () {
  describe('parse()', function () {
    it('should parse some content', function () {
      var parsed = LIB.parse(FIXTURE);
      parsed.length.should.equal(2);
    });
  });
  describe('compile()', function () {
    beforeEach(function () {
      this.gitignore = LIB.compile(FIXTURE);
    })
    describe('accepts()', function () {
      it('should accept the given filenames', function () {
        this.gitignore.accepts('test/index.js').should.be.true;
        this.gitignore.accepts('wat/test/index.js').should.be.true;
      });
      it('should not accept the given filenames', function () {
        this.gitignore.accepts('test.swp').should.be.false;
        this.gitignore.accepts('node_modules/wat.js').should.be.false;
        this.gitignore.accepts('foo/bar.wat').should.be.false;
      });
      it('should not accept the given directory', function () {
        this.gitignore.accepts('nonexistent').should.be.false;
        this.gitignore.accepts('nonexistent/bar').should.be.false;
      });
      it('should accept unignored files in ignored directories', function () {
        this.gitignore.accepts('nonexistent/foo').should.be.true;
      });
      it('should accept nested unignored files in ignored directories', function () {
        this.gitignore.accepts('nonexistent/foo/wat').should.be.true;
      });
    });

    describe('denies()', function () {
      it('should deny the given filenames', function () {
        this.gitignore.denies('test.swp').should.be.true;
        this.gitignore.denies('node_modules/wat.js').should.be.true;
        this.gitignore.denies('foo/bar.wat').should.be.true;
      });
      it('should not deny the given filenames', function () {
        this.gitignore.denies('test/index.js').should.be.false;
        this.gitignore.denies('wat/test/index.js').should.be.false;
      });
      it('should deny the given directory', function () {
        this.gitignore.denies('nonexistent').should.be.true;
        this.gitignore.denies('nonexistent/bar').should.be.true;
      });
      it('should not deny unignored files in ignored directories', function () {
        this.gitignore.denies('nonexistent/foo').should.be.false;
      });
      it('should not deny nested unignored files in ignored directories', function () {
        this.gitignore.denies('nonexistent/foo/wat').should.be.false;
      });
    });

    describe('maybe()', function () {
      it('should return true for directories not mentioned by .gitignore', function () {
        this.gitignore.maybe('lib').should.be.true;
        this.gitignore.maybe('lib/foo/bar').should.be.true;
      });
      it('should return false for directories explicitly mentioned by .gitignore', function () {
        this.gitignore.maybe('baz').should.be.false;
        this.gitignore.maybe('baz/wat/foo').should.be.false;
      });
      it('should return true for ignored directories that have exceptions', function () {
        this.gitignore.maybe('nonexistent').should.be.true;
        this.gitignore.maybe('nonexistent/foo').should.be.true;
        this.gitignore.maybe('nonexistent/foo/bar').should.be.true;
      });
      it('should return false for non exceptions of ignored subdirectories', function () {
        this.gitignore.maybe('nonexistent/wat').should.be.false;
        this.gitignore.maybe('nonexistent/wat/foo').should.be.false;
      });
    });
  });
});