diff options
Diffstat (limited to 'node_modules/defined/test/def.js')
| -rw-r--r-- | node_modules/defined/test/def.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/node_modules/defined/test/def.js b/node_modules/defined/test/def.js new file mode 100644 index 00000000..48da5171 --- /dev/null +++ b/node_modules/defined/test/def.js @@ -0,0 +1,22 @@ +var defined = require('../'); +var test = require('tape'); + +test('defined-or', function (t) { + var u = undefined; + + t.equal(defined(), u, 'empty arguments'); + t.equal(defined(u), u, '1 undefined'); + t.equal(defined(u, u), u, '2 undefined'); + t.equal(defined(u, u, u, u), u, '4 undefineds'); + + t.equal(defined(undefined, false, true), false, 'false[0]'); + t.equal(defined(false, true), false, 'false[1]'); + t.equal(defined(undefined, 0, true), 0, 'zero[0]'); + t.equal(defined(0, true), 0, 'zero[1]'); + + t.equal(defined(3, undefined, 4), 3, 'first arg'); + t.equal(defined(undefined, 3, 4), 3, 'second arg'); + t.equal(defined(undefined, undefined, 3), 3, 'third arg'); + + t.end(); +}); |
