Add tests for using custom queries

Author: techniq

test/filterQuery.spec.js

@@ -0,0 +1,37 @@
+describe.only('DSSqlAdapter#filterQuery', function () {
+
+  it('should use built-in query if no custom query provided', function* () {
+    var filterQuery = adapter.filterQuery(User);
+    assert.equal(filterQuery.toString(), 'select `user`.* from `user`')
+  });
+
+  it('should use custom query if passed as params (second parameter)', function* () {
+    var query = adapter.query.from('test');
+    var filterQuery = adapter.filterQuery(User, query);
+    assert.equal(filterQuery.toString(), 'select * from `test`')
+  });
+
+  it('should use custom query if passed as options.query', function* () {
+    var query = adapter.query.from('test');
+    var filterQuery = adapter.filterQuery(User, null, { query });
+    assert.equal(filterQuery.toString(), 'select * from `test`')
+  });
+
+  it('should apply where from params to custom query', function* () {
+    var query = adapter.query.from('test');
+    var filterQuery = adapter.filterQuery(User, { name: 'Sean' }, { query });
+    assert.equal(filterQuery.toString(), 'select * from `test` where `name` = \'Sean\'')
+  });
+
+  it('should apply limit from params to custom query', function* () {
+    var query = adapter.query.from('test');
+    var filterQuery = adapter.filterQuery(User, { limit: 2 }, { query });
+    assert.equal(filterQuery.toString(), 'select * from `test` limit 2')
+  });
+
+  it('should apply order from params to custom query', function* () {
+    var query = adapter.query.from('test');
+    var filterQuery = adapter.filterQuery(User, { orderBy: 'name' }, { query });
+    assert.equal(filterQuery.toString(), 'select * from `test` order by `name` asc')
+  });
+});