filer/tests/spec/shell/env.spec.js

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var util = require('../../lib/test-utils.js');
var expect = require('chai').expect;
describe('FileSystemShell.env', function() {
beforeEach(util.setup);
afterEach(util.cleanup);
it('should get default env options', function() {
var shell = util.shell();
expect(shell.env).to.exist;
expect(shell.env.get('TMP')).to.equal('/tmp');
expect(shell.env.get('PATH')).to.equal('');
expect(shell.pwd()).to.equal('/');
});
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it('should be able to specify env options', function() {
var options = {
env: {
TMP: '/tempdir',
PATH: '/dir'
}
};
var shell = util.shell(options);
expect(shell.env).to.exist;
expect(shell.env.get('TMP')).to.equal('/tempdir');
expect(shell.env.get('PATH')).to.equal('/dir');
expect(shell.pwd()).to.equal('/');
expect(shell.env.get('FOO')).not.to.exist;
shell.env.set('FOO', 1);
expect(shell.env.get('FOO')).to.equal(1);
});
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it('should fail when dirs argument is absent', function(done) {
var fs = util.fs();
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var shell = new fs.Shell();
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shell.cat(null, function(error, list) {
expect(error).to.exist;
expect(error.code).to.equal('EINVAL');
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expect(list).not.to.exist;
done();
});
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});
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it('should give new value for shell.pwd() when cwd changes', function(done) {
var fs = util.fs();
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var shell = new fs.Shell();
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fs.mkdir('/dir', function(err) {
if(err) throw err;
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expect(shell.pwd()).to.equal('/');
shell.cd('/dir', function(err) {
expect(err).not.to.exist;
expect(shell.pwd()).to.equal('/dir');
done();
});
});
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});
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it('should create/return the default tmp dir', function(done) {
var fs = util.fs();
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var shell = new fs.Shell();
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expect(shell.env.get('TMP')).to.equal('/tmp');
shell.tempDir(function(err, tmp) {
expect(err).not.to.exist;
shell.cd(tmp, function(err) {
expect(err).not.to.exist;
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expect(shell.pwd()).to.equal('/tmp');
done();
});
});
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});
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it('should create/return the tmp dir specified in env.TMP', function(done) {
var fs = util.fs();
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var shell = new fs.Shell({
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env: {
TMP: '/tempdir'
}
});
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expect(shell.env.get('TMP')).to.equal('/tempdir');
shell.tempDir(function(err, tmp) {
expect(err).not.to.exist;
shell.cd(tmp, function(err) {
expect(err).not.to.exist;
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expect(shell.pwd()).to.equal('/tempdir');
done();
});
});
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});
it('should allow repeated calls to tempDir()', function(done) {
var fs = util.fs();
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var shell = new fs.Shell();
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expect(shell.env.get('TMP')).to.equal('/tmp');
shell.tempDir(function(err, tmp) {
expect(err).not.to.exist;
expect(tmp).to.equal('/tmp');
shell.tempDir(function(err, tmp) {
expect(err).not.to.exist;
expect(tmp).to.equal('/tmp');
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done();
});
});
});
});