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node_modules/object-hash/test/writeToStream.js

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+'use strict';
+
+var assert = require('assert');
+var stream = require('stream');
+var hash = require('../index');
+
+describe('writeToStream', function() {
+  it('should emit information about an object to a stream', function() {
+    var strm = new stream.PassThrough();
+    
+    hash.writeToStream({foo: 'bar'}, strm);
+    var result = strm.read().toString();
+    assert.strictEqual(typeof result, 'string');
+    assert.notStrictEqual(result.indexOf('foo'), -1);
+    assert.notStrictEqual(result.indexOf('bar'), -1);
+  });
+
+  it('should leave out keys when excludeValues = true', function() {
+    var strm = new stream.PassThrough();
+    
+    hash.writeToStream({foo: 'bar'}, {excludeValues: true}, strm);
+    var result = strm.read().toString();
+    assert.strictEqual(typeof result, 'string');
+    assert.notStrictEqual(result.indexOf('foo'), -1);
+    assert.   strictEqual(result.indexOf('bar'), -1);
+  });
+});