isUri (#8)

* adding test for Uri

* fix name

README.md

@@ -29,6 +29,7 @@ npm install --save clayutils
 * **isList** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/isList)
 * **isPage** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/isPage)
 * **isPublished** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/isPublished)
+* **isUri** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/isUri)
 * **isUser** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/isUser)
 * **jsonPrefixToSlug** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/jsonPrefixToSlug)
 * **jsonSlugToPrefix** [(code|tests|docs)](https://github.com/clay/clayutils/tree/master/lib/jsonSlugToPrefix)

index.js

@@ -11,6 +11,7 @@ module.exports.isDefaultComponent = require('./lib/isDefaultComponent');
 module.exports.isPage = require('./lib/isPage');
 module.exports.isPublished = require('./lib/isPublished');
 module.exports.isList = require('./lib/isList');
+module.exports.isUri = require('./lib/isUri');
 module.exports.isUser = require('./lib/isUser');
 module.exports.replaceVersion = require('./lib/replaceVersion');
 module.exports.uriPrefixToSlug = require('./lib/uriPrefixToSlug');

lib/isUri/README.md

@@ -0,0 +1,17 @@
+### isUri
+
+Check if '/_uris/' is in the uri
+
+#### Params
+
+* `uri` _string_
+
+**Returns** _boolean_
+
+#### Example
+
+```js
+isUri('nymag.com/_uris/someuriid')
+//=> true
+
+```

lib/isUri/index.js

@@ -0,0 +1,14 @@
+'use strict';
+
+const isUriStringCheck = require('../strCheck');
+
+/**
+ * First test if argument is a String. If true, test if '/_uris/' is in the string.
+ * Otherwise, throw an error.
+ * @param  {string}  uri
+ * @return {Boolean}
+ */
+module.exports = function (uri) {
+  isUriStringCheck.strCheck(uri);
+  return uri.toLowerCase().indexOf('/_uris/') > -1;
+};

lib/isUri/index.test.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const name = __filename.split('/').pop().split('.').shift(),
+  fn = require('./' + name),
+  expect = require('chai').expect;
+
+describe('isUri', () => {
+  it('returns true if uri reference', () => {
+    expect(fn('domain.com/_uris/foo')).to.equal(true);
+  });
+
+  it('returns true if uri instance reference', () => {
+    expect(fn('nymag.com/scienceofus/_uris/foobarbaz@published')).to.equal(true);
+  });
+
+  it('throws an error if the URI passed in is not a string', () => {
+    const nonStringArgument = function () {
+      return fn([0, 1, 2, 3]);
+    };
+
+    expect(nonStringArgument).to.throw(Error);
+  });
+
+  it('returns false if non-uri reference', () => {
+    expect(fn('domain.com/_users/foo')).to.equal(false);
+    expect(fn('domain.com/_components/foo')).to.equal(false);
+  });
+});