Initial commit

spec/presenters/edl_events_presenter_spec.rb

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+require "rails_helper"
+
+RSpec.describe EdlEventsPresenter do
+  let(:edl_gateway) { instance_double(EdlEventGateway) }
+
+  describe "#present" do
+    it "returns hash of edl_events, edl_attributes, info_message" do
+      allow(edl_gateway).to receive(:edl_events).and_return(build_list(:edl_event, 1))
+
+      expect(described_class.new(edl_gateway).present).to eq({
+        edl_events: build_list(:edl_event, 1),
+        edl_attributes: {
+          timecode_in: "timecode_in",
+          timecode_out: "timecode_out",
+          duration: "duration",
+          source_file_name: "source_file_name",
+          clip_name: "clip_name",
+          description: "description",
+          channel: "V",
+        },
+        info_message: "An EDL event was found. Data is shown below",
+      })
+    end
+
+    describe "edl_attributes" do
+      context "when 1 edl event" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return(build_list(:edl_event, 1))
+        end
+
+        it "returns edl attributes from that event" do
+          expect(described_class.new(edl_gateway).present[:edl_attributes]).to eq({
+            timecode_in: "timecode_in",
+            timecode_out: "timecode_out",
+            duration: "duration",
+            source_file_name: "source_file_name",
+            clip_name: "clip_name",
+            description: "description",
+            channel: "V",
+          })
+        end
+      end
+
+      context "when multiple edl events" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return(
+            [
+              build(:edl_event),
+              build(:edl_event, timecode_in: "NOT__timecode_in")
+            ]
+          )
+        end
+
+        it "returns edl attributes from first event" do
+          expect(described_class.new(edl_gateway).present[:edl_attributes]).to eq({
+            timecode_in: "timecode_in",
+            timecode_out: "timecode_out",
+            duration: "duration",
+            source_file_name: "source_file_name",
+            clip_name: "clip_name",
+            description: "description",
+            channel: "V",
+          })
+        end
+      end
+
+      context "when no edl events" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return([])
+        end
+
+        it "returns nil attributes from edl event" do
+          expect(described_class.new(edl_gateway).present[:edl_attributes]).to eq({
+            timecode_in: nil,
+            timecode_out: nil,
+            duration: nil,
+            source_file_name: nil,
+            clip_name: nil,
+            description: nil,
+            channel: nil,
+          })
+        end
+      end
+    end
+
+    describe "info_message" do
+      context "when 1 edl event" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return(build_list(:edl_event, 1))
+        end
+
+        it "returns 'An EDL event was found. Data is shown below'" do
+          expect(described_class.new(edl_gateway).present[:info_message]).to eq "An EDL event was found. Data is shown below"
+        end
+      end
+
+      context "when multiple edl events" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return(build_list(:edl_event, 2))
+        end
+
+        it "returns 'Multiple EDL events were found. Data for the first is shown below'" do
+          expect(described_class.new(edl_gateway).present[:info_message]).to eq "Multiple EDL events were found. Data for the first is shown below"
+        end
+      end
+
+      context "when no edl events" do
+        before :each do
+          allow(edl_gateway).to receive(:edl_events).and_return([])
+        end
+
+        it "returns 'No EDL events were found. Please enter manually'" do
+          expect(described_class.new(edl_gateway).present[:info_message]).to eq "No EDL events were found. Please enter manually"
+        end
+      end
+    end
+  end
+end