add spec tests

Author: Duncan Schulze

spec/corretto_spec.rb

@@ -0,0 +1,57 @@
+require 'spec_helper'
+
+describe 'java::corretto' do
+  let(:chef_run) do
+    runner = ChefSpec::SoloRunner.new
+    runner.node.override['java']['jdk_version'] = '11'
+    runner.node.override['java']['install_flavor'] = 'corretto'
+    runner.converge('java::default')
+  end
+
+  it 'should include the notify recipe' do
+    expect(chef_run).to include_recipe('java::notify')
+  end
+
+  it 'should include the set_java_home recipe' do
+    expect(chef_run).to include_recipe('java::set_java_home')
+  end
+
+  it 'should configure an java_oracle_install[jdk] resource' do
+    pending 'Testing LWRP use is not required at this time, this is tested post-converge.'
+    this_should_not_get_executed
+  end
+
+  it 'should notify jdk-version-change' do
+    expect(chef_run.java_oracle_install('jdk')).to notify('log[jdk-version-changed]')\
+      .to(:write).immediately
+  end
+
+  describe 'default-java' do
+    context 'ubuntu' do
+      let(:chef_run) do
+        runner = ChefSpec::SoloRunner.new(platform: 'ubuntu',
+                                          version: '18.04')
+        runner.node.override['java']['jdk_version'] = '11'
+        runner.node.override['java']['install_flavor'] = 'corretto'
+        runner.converge('java::default')
+      end
+
+      it 'includes default_java_symlink' do
+        expect(chef_run).to include_recipe('java::default_java_symlink')
+      end
+    end
+
+    context 'centos' do
+      let(:chef_run) do
+        runner = ChefSpec::SoloRunner.new(platform: 'centos', version: '7.5')
+        runner.node.override['java']['jdk_version'] = '11'
+        runner.node.override['java']['install_flavor'] = 'corretto'
+        runner.converge('java::default')
+      end
+
+      it 'does not include default_java_symlink' do
+        expect(chef_run).to_not include_recipe('java::default_java_symlink')
+      end
+    end
+  end
+end