```ruby
describe AdjustmentMetadata do
  it "is valid when build from factory" do
    adjustment = create(:adjustment)
    expect(adjustment).to be_valid
  end
end
```

Fix uninitialized constant error when running model specs
user
```ruby
require 'spec_helper'

describe AdjustmentMetadata do
  it "is valid when build from factory" do
    adjustment = create(:adjustment)
    expect(adjustment).to be_valid
  end
end
```
assistant