refactor: Get config.Validate() under test

We have an entrypoint for validating the Repositories schema, so
use it when validating, to ensure test coverage.  All the other
tests will use the validator in the test suite.

Fixes: Issue #106

pkg/config/schema_test.go

@@ -85,8 +85,10 @@ func (suite *SchemaTestSuite) TestRepositories() {
  }, "Key: 'Repositories.Repositories' Error:Field validation for 'Repositories' failed on the 'required' tag"},
  }
 
+ // NOTE(nic): we have an entrypoint for validating this schema, so use it to
+ // ensure test coverage. All the other tests will use the validator in the suite.
  for _, test := range tests {
- err := suite.v.Struct(test.param)
+ err := Validate(test.param)
  if test.expected != "" {
  assert.EqualError(suite.T(), err, test.expected)
  } else {