sbuild 0.7.7

Closes Homebrew/legacy-homebrew#39920.

Signed-off-by: Xu Cheng <xucheng@me.com>

Formula/sbuild.rb

@@ -1,7 +1,9 @@
 class Sbuild < Formula
   homepage "http://sbuild.org"
-  url "http://sbuild.org/uploads/sbuild/0.7.6/sbuild-0.7.6-dist.zip"
-  sha256 "64e17df4db26980170e5cf616d015924da01f232c5207f2bdc7ba10e7d976e3d"
+  url "http://sbuild.org/uploads/sbuild/0.7.7/sbuild-0.7.7-dist.zip"
+  sha256 "606bc09603707f31d9ca5bc306ba01b171f8400e643261acd28da7a1a24dfb23"
+
+  depends_on :java => "1.6+"
 
   def install
     libexec.install Dir["*"]
@@ -10,6 +12,23 @@ def install
   end
 
   test do
-    system bin/"sbuild", "--help"
+    expected = <<-EOS.undent
+      import de.tototec.sbuild._
+
+      @version("#{version}")
+      class SBuild(implicit _project: Project) {
+
+        Target("phony:clean") exec {
+          Path("target").deleteRecursive
+        }
+
+        Target("phony:hello") help "Greet me" exec {
+          println("Hello you")
+        }
+
+      }
+    EOS
+    system bin/"sbuild", "--create-stub"
+    assert_equal expected, (testpath/"Sbuild.scala").read
   end
 end