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node_modules/node-sass/test/errors.js

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+var assert = require('assert').strict,
+  path = require('path'),
+  errors = require('../lib/errors');
+
+describe('binary errors', function() {
+
+  function getCurrentPlatform() {
+    if (process.platform === 'win32') {
+      return 'Windows';
+    } else if (process.platform === 'darwin') {
+      return 'OS X';
+    }
+    return '';
+  }
+
+  function getCurrentArchitecture() {
+    if (process.arch === 'x86' || process.arch === 'ia32') {
+      return '32-bit';
+    } else if (process.arch === 'x64') {
+      return '64-bit';
+    }
+    return '';
+  }
+
+  function getCurrentEnvironment() {
+    return getCurrentPlatform() + ' ' + getCurrentArchitecture();
+  }
+
+  describe('for an unsupported environment', function() {
+    it('identifies the current environment', function() {
+      var message = errors.unsupportedEnvironment();
+      assert.ok(message.indexOf(getCurrentEnvironment()) !== -1);
+    });
+
+    it('links to supported environment documentation', function() {
+      var message = errors.unsupportedEnvironment();
+      assert.ok(message.indexOf('https://github.com/sass/node-sass/releases/tag/v') !== -1);
+    });
+  });
+
+  describe('for an missing binary', function() {
+    it('identifies the current environment', function() {
+      var message = errors.missingBinary();
+      assert.ok(message.indexOf(getCurrentEnvironment()) !== -1);
+    });
+
+    it('documents the expected binary location', function() {
+      var message = errors.missingBinary();
+      assert.ok(message.indexOf(path.sep + 'vendor' + path.sep) !== -1);
+    });
+  });
+
+});