Add GTFS::Time and use it to compute day offset for VehicleJourneys. Refs #6368

1 files changed, 27 insertions, 0 deletions

diff --git a/spec/lib/gtfs/time_spec.rb b/spec/lib/gtfs/time_spec.rb
new file mode 100644
index 000000000..540d7cc79
--- /dev/null
+++ b/spec/lib/gtfs/time_spec.rb
@@ -0,0 +1,27 @@
+require "rails_helper"
+
+RSpec.describe GTFS::Time do
+
+  it "returns an UTC Time with given H:M:S" do
+    expect(GTFS::Time.parse("14:29:00").time).to eq(Time.parse("2000-01-01 14:29:00 +00"))
+  end
+
+  it "support hours with a single number" do
+    expect(GTFS::Time.parse("4:29:00").time).to eq(Time.parse("2000-01-01 04:29:00 +00"))
+  end
+
+  it "return nil for invalid format" do
+    expect(GTFS::Time.parse("abc")).to be_nil
+  end
+
+  it "removes 24 hours after 23:59:59" do
+    expect(GTFS::Time.parse("25:29:00").time).to eq(Time.parse("2000-01-01 01:29:00 +00"))
+  end
+
+  it "returns a day_offset for each 24 hours turn" do
+    expect(GTFS::Time.parse("10:00:00").day_offset).to eq(0)
+    expect(GTFS::Time.parse("30:00:00").day_offset).to eq(1)
+    expect(GTFS::Time.parse("50:00:00").day_offset).to eq(2)
+  end
+
+end