1 | var check = require('check-types');
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2 | var spawn = require('child_process').spawn;
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3 | var q = require('q');
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4 | var _ = require('lodash');
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5 |
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6 |
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7 | function findNpmPath() {
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8 | var os = require('os');
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9 | var type = os.type();
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10 | return (/windows/gi).test(type) ? 'npm.cmd' : 'npm';
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11 | }
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12 |
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13 | var NPM_PATH = findNpmPath();
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14 | console.log('found npm path %s', NPM_PATH);
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15 |
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16 | function argsToString(arrayLike) {
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17 | return Array.prototype.slice.call(arrayLike, 0).join(' ');
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18 | }
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19 |
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20 | function writeToStderr() {
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21 | process.stderr.write(argsToString(arguments));
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22 | }
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23 |
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24 | function writeToStdout() {
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25 | process.stderr.write(argsToString(arguments));
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26 | }
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27 |
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28 |
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29 | function test(options) {
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30 | options = options || {};
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31 | var log = options.tldr ? _.noop : writeToStdout;
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32 | var errorLog = options.tldr ? _.noop : writeToStderr;
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33 | log(' npm test');
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34 |
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35 | check.verify.string(NPM_PATH, 'missing npm path string');
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36 | var npm = spawn(NPM_PATH, ['test']);
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37 | var testOutput = '';
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38 | var testErrors = '';
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39 |
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40 | npm.stdout.setEncoding('utf-8');
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41 | npm.stderr.setEncoding('utf-8');
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42 |
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43 | npm.stdout.on('data', function (data) {
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44 | testOutput += data;
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45 | log(data);
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46 | });
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47 |
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48 | npm.stderr.on('data', function (data) {
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49 | testErrors += data;
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50 | log(data);
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51 | });
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52 |
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53 | npm.on('error', function (err) {
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54 | errorLog(err);
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55 | testErrors += err.toString();
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56 | });
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57 |
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58 | var deferred = q.defer();
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59 | npm.on('exit', function (code) {
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60 | if (code) {
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61 | errorLog('npm test returned', code);
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62 | errorLog('test errors:\n' + testErrors);
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63 |
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64 | deferred.reject({
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65 | code: code,
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66 | errors: testErrors
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67 | });
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68 | }
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69 | deferred.resolve();
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70 | });
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71 | return deferred.promise;
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72 | }
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73 |
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74 | module.exports = {
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75 | test: test,
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76 | npmPath: findNpmPath()
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77 | };
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