From f15c3259ed6c55613c00e49f76473900c4541766 Mon Sep 17 00:00:00 2001
From: Manish Khettry <manish@ooyala.com>
Date: Sun, 22 Apr 2012 15:37:44 -0700
Subject: [PATCH] initial commit for sbt-tap plugin

---
 .gitignore                           |  1 +
 README                               |  1 +
 build.sbt                            |  7 ++++
 src/main/scala/SbtTapReporting.scala | 61 ++++++++++++++++++++++++++++
 4 files changed, 70 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 README
 create mode 100644 build.sbt
 create mode 100644 src/main/scala/SbtTapReporting.scala

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e420ee4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+target/*
diff --git a/README b/README
new file mode 100644
index 0000000..ebed61e
--- /dev/null
+++ b/README
@@ -0,0 +1 @@
+Sbt plugin to generate results in tap format. 
diff --git a/build.sbt b/build.sbt
new file mode 100644
index 0000000..31326f4
--- /dev/null
+++ b/build.sbt
@@ -0,0 +1,7 @@
+sbtPlugin := true
+
+name := "sbt-tap-plugin2"
+
+version := "0.1"
+
+
diff --git a/src/main/scala/SbtTapReporting.scala b/src/main/scala/SbtTapReporting.scala
new file mode 100644
index 0000000..50035af
--- /dev/null
+++ b/src/main/scala/SbtTapReporting.scala
@@ -0,0 +1,61 @@
+package sbttap
+
+import sbt._
+import org.scalatools.testing.{Event => TEvent, Result => TResult}
+
+import Keys._
+import java.util.concurrent.atomic.AtomicInteger
+import io.Source
+import java.io.{File, FileWriter, PrintWriter, StringWriter}
+
+object SbtTapReporting extends Plugin {
+  override def settings = Seq(
+    testListeners ++= Seq(new SbtTapListener)
+  )
+}
+
+/**
+ * Listens to sbt test listener events and writes them to a tap compatible file. Results for all groups
+ * go to a single file although it might be desirable to generate one tap file per group.
+ * <p>
+ * sbt runs tests in parallel and the protocol does not seem to provide a way to match a group to a test event. It
+ * does look line one thread calls startGroup/testEvent/endGroup sequentially and using thread local to keep
+ * the current active group might be one way to go.
+ */
+class SbtTapListener extends TestsListener {
+  var testId = new AtomicInteger(0)
+  var fileWriter: FileWriter = _
+
+  override def doInit {
+    new File("test-results").mkdirs()
+
+    fileWriter = new FileWriter("test-results/test.tap")
+  }
+
+  def startGroup(name: String) {}
+
+  def testEvent(event: TestEvent) {
+    event.detail.foreach { e: TEvent =>
+      e.result match {
+        case TResult.Success => writeTapFields("ok", testId.incrementAndGet(), "-", e.testName())
+        case TResult.Error | TResult.Failure =>
+          writeTapFields("not ok", testId.incrementAndGet(), "-", e.testName())
+          // TODO: for exceptions, write stack trace to tap file.
+        case TResult.Skipped =>
+          // it doesn't look like this framework distinguishes between pending and ignored.
+          writeTapFields("ok", testId.incrementAndGet(), "#", "skip", e.testName())
+      }
+    }
+  }
+
+  override def doComplete(finalResult: TestResult.Value) {
+    writeTapFields("1.." + testId.get)
+    fileWriter.close()
+  }
+
+  private def writeTapFields(s: Any*) { fileWriter.write(s.mkString("",  " ", "\n")) }
+
+  def endGroup(name: String, t: Throwable) { }
+
+  def endGroup(name: String, result: TestResult.Value) { }
+}
-- 
2.43.0