From 0e6eb5b35a442edf70ad37f963526609f2ba1f3c Mon Sep 17 00:00:00 2001
From: Schuyler Eldridge
Date: Mon, 14 Jan 2019 12:20:44 -0500
Subject: Add chisel.stage.phases.AddImplicitOutputFile

Signed-off-by: Schuyler Eldridge <schuyler.eldridge@ibm.com>
---
 .../stage/phases/AddImplicitOutputFileSpec.scala   | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 src/test/scala/chiselTests/stage/phases/AddImplicitOutputFileSpec.scala

(limited to 'src/test')

diff --git a/src/test/scala/chiselTests/stage/phases/AddImplicitOutputFileSpec.scala b/src/test/scala/chiselTests/stage/phases/AddImplicitOutputFileSpec.scala
new file mode 100644
index 00000000..411aa6ba
--- /dev/null
+++ b/src/test/scala/chiselTests/stage/phases/AddImplicitOutputFileSpec.scala
@@ -0,0 +1,49 @@
+// See LICENSE for license details.
+
+package chiselTests.stage.phases
+
+import org.scalatest.{FlatSpec, Matchers}
+
+import chisel3.experimental.RawModule
+import chisel3.stage.{ChiselGeneratorAnnotation, ChiselOutputFileAnnotation}
+import chisel3.stage.phases.{AddImplicitOutputFile, Elaborate}
+
+import firrtl.AnnotationSeq
+import firrtl.options.{Phase, StageOptions, TargetDirAnnotation}
+import firrtl.options.Viewer.view
+
+class AddImplicitOutputFileSpec extends FlatSpec with Matchers {
+
+  class Foo extends RawModule { override val desiredName = "Foo" }
+
+  class Fixture { val phase: Phase = new AddImplicitOutputFile }
+
+  behavior of classOf[AddImplicitOutputFile].toString
+
+  it should "not override an existing ChiselOutputFileAnnotation" in new Fixture {
+    val annotations: AnnotationSeq = Seq(
+      ChiselGeneratorAnnotation(() => new Foo),
+      ChiselOutputFileAnnotation("Bar") )
+
+    Seq( new Elaborate, phase )
+      .foldLeft(annotations)((a, p) => p.transform(a))
+      .collect{ case a: ChiselOutputFileAnnotation => a.file }
+      .toSeq should be (Seq("Bar"))
+  }
+
+  it should "generate a ChiselOutputFileAnnotation from a ChiselCircuitAnnotation" in new Fixture {
+    val annotations: AnnotationSeq = Seq(
+      ChiselGeneratorAnnotation(() => new Foo),
+      TargetDirAnnotation("test_run_dir") )
+
+    Seq( new Elaborate, phase )
+      .foldLeft(annotations)((a, p) => p.transform(a))
+      .collect{ case a: ChiselOutputFileAnnotation => a.file }
+      .toSeq should be (Seq("Foo"))
+  }
+
+  it should "do nothing to an empty annotation sequence" in new Fixture {
+    phase.transform(AnnotationSeq(Seq.empty)).toSeq should be (empty)
+  }
+
+}
-- 
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