Initial commit

node_modules/yargs/test/parse_defaults.js

@@ -0,0 +1,82 @@
+var should = require('chai').should(),
+    yargs = require('../');
+
+describe('parse', function () {
+
+    describe('defaults', function () {
+        function checkNoArgs(argv, hasAlias) {
+            it('should set defaults if no args', function() {
+                var result = argv.parse([ ]);
+                result.should.have.property('flag', true);
+                if (hasAlias) {
+                    result.should.have.property('f', true);
+                }
+            });
+        }
+
+        function checkExtraArg(argv, hasAlias) {
+            it('should set defaults if one extra arg', function() {
+                var result = argv.parse([ 'extra' ]);
+                result.should.have.property('flag', true);
+                result.should.have.property('_').and.deep.equal(['extra']);
+                if (hasAlias) {
+                    result.should.have.property('f', true);
+                }
+            });
+        }
+
+        function checkStringArg(argv, hasAlias) {
+            it('should set defaults even if arg looks like a string', function() {
+                var result = argv.parse([ '--flag', 'extra' ]);
+                result.should.have.property('flag', true);
+                result.should.have.property('_').and.deep.equal(['extra']);
+                if (hasAlias) {
+                    result.should.have.property('f', true);
+                }
+            });
+        }
+
+        describe('for options with aliases', function () {
+            var args = yargs().options({
+                flag : {
+                    alias   : 'f',
+                    default : true
+                }
+            });
+
+            checkNoArgs(args, true);
+            checkExtraArg(args, true);
+            // This test case should fail, because we didn't specify that the
+            // option is a boolean
+            // checkStringArg(args, true);
+        });
+
+        describe('for typed options without aliases', function () {
+            var args = yargs().options({
+                flag : {
+                    type    : 'boolean',
+                    default : true
+                }
+            });
+
+            checkNoArgs(args);
+            checkExtraArg(args);
+            checkStringArg(args);
+        });
+
+        describe('for typed options with aliases', function () {
+            var args = yargs().options({
+                flag : {
+                    alias   : 'f',
+                    type    : 'boolean',
+                    default : true
+                }
+            });
+
+            checkNoArgs(args, true);
+            checkExtraArg(args, true);
+            checkStringArg(args, true);
+        });
+    });
+
+});