Increases coverage for BomComponent class

Signed-off-by: M. Scott Ford <[email protected]>

Author: mscottford

spec/bom_component_spec.rb

@@ -0,0 +1,64 @@
+require 'spec_helper'
+require 'bom_component'
+
+RSpec.shared_examples "a valid hash_val result for gem" do
+  it { expect(result.count).to eq(1) }
+  it { expect(result[0][:type]).to eq('library') }
+  it { expect(result[0][:name]).to eq(gem.name) }
+  it { expect(result[0][:version]).to eq(gem.version) }
+  it { expect(result[0][:description]).to eq(gem.description) }
+  it { expect(result[0][:purl]).to eq(gem.purl) }
+  it { expect(result[0][:hashes].count).to eq(1) }
+  it { expect(result[0][:hashes][0][:alg]).to eq('SHA-256') }
+  it { expect(result[0][:hashes][0][:content]).to eq(gem.hash) }
+end
+
+RSpec.describe BomComponent do
+  context '#hash_val' do
+    let(:base_gem) do
+      OpenStruct.new(
+        name: 'Sample',
+        version: '1.0.0',
+        description: 'Sample description',
+        hash: '1f809ab336c437d894df9934a9fc9ffd2ea09b535dfa4e3f75db078531c260c8',
+        purl: 'pkg:gem/[email protected]'
+      )
+    end
+
+    let(:gem) do 
+      base_gem
+    end
+
+    subject(:result) { BomComponent.new(gem).hash_val }
+
+    context 'with a gem without a license' do
+      include_examples 'a valid hash_val result for gem'
+    end
+
+    context 'with a gem that has a license_id' do
+      let(:gem) do
+        base_gem.tap do |value|
+          value.license_id = 'License ID'
+        end
+      end
+
+      include_examples 'a valid hash_val result for gem'
+
+      it { expect(result[0][:licenses].count).to eq(1) }
+      it { expect(result[0][:licenses][0][:license][:id]).to eq(gem.license_id) }
+    end
+
+    context 'with a gem that has a license_name' do
+      let(:gem) do
+        base_gem.tap do |value|
+          value.license_name = 'License Name'
+        end
+      end
+
+      include_examples 'a valid hash_val result for gem'
+
+      it { expect(result[0][:licenses].count).to eq(1) }
+      it { expect(result[0][:licenses][0][:license][:name]).to eq(gem.license_name) }
+    end
+  end
+end