1 files changed, 38 insertions, 0 deletions
diff --git a/spec/functions/load_module_metadata_spec.rb b/spec/functions/load_module_metadata_spec.rb
new file mode 100755
index 0000000..1a61e2c
--- /dev/null
+++ b/spec/functions/load_module_metadata_spec.rb
@@ -0,0 +1,38 @@
+require 'spec_helper'
+
+describe 'load_module_metadata' do
+  it { is_expected.not_to eq(nil) }
+  it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+  it { is_expected.to run.with_params("one", "two", "three").and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+
+  describe "when calling with valid arguments" do
+    before :each do
+      if RSpec.configuration.puppet_future
+        allow(File).to receive(:read).with(/\/stdlib\/metadata.json/, {:encoding=>"utf-8"}).and_return('{"name": "puppetlabs-stdlib"}')
+      else
+        allow(File).to receive(:read).with(/\/stdlib\/metadata.json/).and_return('{"name": "puppetlabs-stdlib"}')
+      end
+    end
+    it "should json parse the file" do
+      allow(scope).to receive(:function_get_module_path).with(['science']).and_return('/path/to/module/')
+      allow(File).to receive(:exists?).with('/path/to/module/metadata.json').and_return(true)
+      allow(File).to receive(:read).with('/path/to/module/metadata.json').and_return('{"name": "spencer-science"}')
+
+      result = subject.call(['science'])
+      expect(result['name']).to eq('spencer-science')
+    end
+
+    it "should fail by default if there is no metadata.json" do
+      allow(scope).to   receive(:function_get_module_path).with(['science']).and_return('/path/to/module/')
+      allow(File).to receive(:exists?).with('/path/to/module/metadata.json').and_return(false)
+      expect {subject.call(['science'])}.to raise_error(Puppet::ParseError)
+    end
+
+    it "should return nil if user allows empty metadata.json" do
+      allow(scope).to receive(:function_get_module_path).with(['science']).and_return('/path/to/module/')
+      allow(File).to receive(:exists?).with('/path/to/module/metadata.json').and_return(false)
+      result = subject.call(['science', true])
+      expect(result).to eq({})
+    end
+  end
+end