bintray: add tests

Library/Homebrew/test/bintray_spec.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require "bintray"
+
+describe Bintray, :needs_network do
+  bintray = described_class.new(user: "BrewTestBot", key: "deadbeef", org: "homebrew")
+  describe "::file_published?" do
+    it "detects a published file" do
+      results = bintray.file_published?(repo: "bottles", remote_file: "hello-2.10.catalina.bottle.tar.gz")
+      expect(results).to be true
+    end
+
+    it "fails on a non-existant file" do
+      results = bintray.file_published?(repo: "bottles", remote_file: "my-fake-bottle-1.0.snow_hyena.tar.gz")
+      expect(results).to be false
+    end
+  end
+
+  describe "::package_exists?" do
+    it "detects a package" do
+      results = bintray.package_exists?(repo: "bottles", package: "hello")
+      expect(results.status.exitstatus).to be 0
+    end
+  end
+end