2 files changed, 199 insertions, 0 deletions
diff --git a/src/test/scala/firrtlTests/DriverSpec.scala b/src/test/scala/firrtlTests/DriverSpec.scala
new file mode 100644
index 00000000..c2066831
--- /dev/null
+++ b/src/test/scala/firrtlTests/DriverSpec.scala
@@ -0,0 +1,158 @@
+// See LICENSE for license details.
+
+package firrtlTests
+
+import java.io.File
+
+import firrtl.passes.memlib.ReplSeqMemAnnotation
+import org.scalatest.{Matchers, FreeSpec}
+
+import firrtl._
+
+class DriverSpec extends FreeSpec with Matchers {
+  "CommonOptions are some simple options available across the chisel3 ecosystem" - {
+    "CommonOption provide an scopt implementation of an OptionParser" - {
+      "Options can be set from an Array[String] as is passed into a main" - {
+        "With no arguments default values come out" in {
+          val optionsManager = new ExecutionOptionsManager("test")
+          optionsManager.parse(Array.empty[String]) should be(true)
+
+          val commonOptions = optionsManager.commonOptions
+          commonOptions.topName should be("")
+          commonOptions.targetDirName should be("test_run_dir")
+        }
+        "top name and target can be set" in {
+          val optionsManager = new ExecutionOptionsManager("test")
+          optionsManager.parse(Array("--top-name", "dog", "--target-dir", "a/b/c")) should be(true)
+          val commonOptions = optionsManager.commonOptions
+
+          commonOptions.topName should be("dog")
+          commonOptions.targetDirName should be("a/b/c")
+
+          optionsManager.getBuildFileName(".fir") should be("a/b/c/dog.fir")
+          optionsManager.getBuildFileName("fir") should be("a/b/c/dog.fir")
+        }
+      }
+      "CommonOptions can create a directory" in {
+        var dir = new java.io.File("a/b/c")
+        if(dir.exists()) {
+          dir.delete()
+        }
+        val optionsManager = new ExecutionOptionsManager("test")
+        optionsManager.parse(Array("--top-name", "dog", "--target-dir", "a/b/c")) should be (true)
+        val commonOptions = optionsManager.commonOptions
+
+        commonOptions.topName should be ("dog")
+        commonOptions.targetDirName should be ("a/b/c")
+
+        optionsManager.makeTargetDir() should be (true)
+        dir = new java.io.File("a/b/c")
+        dir.exists() should be (true)
+        FileUtils.deleteDirectoryHierarchy(commonOptions.targetDirName)
+      }
+    }
+  }
+  "FirrtlOptions holds option information for the firrtl compiler" - {
+    "It includes a CommonOptions" in {
+      val optionsManager = new ExecutionOptionsManager("test")
+      optionsManager.commonOptions.targetDirName should be ("test_run_dir")
+    }
+    "It provides input and output file names based on target" in {
+      val optionsManager = new ExecutionOptionsManager("test") with HasFirrtlOptions
+
+      optionsManager.parse(Array("--top-name", "cat")) should be (true)
+
+      val firrtlOptions = optionsManager.firrtlOptions
+      val inputFileName = optionsManager.getBuildFileName("fir", firrtlOptions.inputFileNameOverride)
+      inputFileName should be ("test_run_dir/cat.fir")
+      val outputFileName = optionsManager.getBuildFileName("v", firrtlOptions.outputFileNameOverride)
+      outputFileName should be ("test_run_dir/cat.v")
+    }
+    "input and output file names can be overridden, overrides do not use targetDir" in {
+      val optionsManager = new ExecutionOptionsManager("test") with HasFirrtlOptions
+
+      optionsManager.parse(
+        Array("--top-name", "cat", "-i", "./bob.fir", "-o", "carol.v")
+      ) should be (true)
+
+      val firrtlOptions = optionsManager.firrtlOptions
+      val inputFileName = optionsManager.getBuildFileName("fir", firrtlOptions.inputFileNameOverride)
+      inputFileName should be ("./bob.fir")
+      val outputFileName = optionsManager.getBuildFileName("v", firrtlOptions.outputFileNameOverride)
+      outputFileName should be ("carol.v")
+    }
+    "various annotations can be created from command line, currently:" - {
+      "inline annotation" in {
+        val optionsManager = new ExecutionOptionsManager("test") with HasFirrtlOptions
+
+        optionsManager.parse(
+          Array("--inline", "module,module.submodule,module.submodule.instance")
+        ) should be (true)
+
+        val firrtlOptions = optionsManager.firrtlOptions
+        firrtlOptions.annotations.length should be (3)
+        firrtlOptions.annotations.foreach { annotation =>
+          annotation shouldBe a [passes.InlineAnnotation]
+        }
+      }
+      "infer-rw annotation" in {
+        val optionsManager = new ExecutionOptionsManager("test") with HasFirrtlOptions
+
+        optionsManager.parse(
+          Array("--infer-rw", "circuit")
+        ) should be (true)
+
+        val firrtlOptions = optionsManager.firrtlOptions
+        firrtlOptions.annotations.length should be (1)
+        firrtlOptions.annotations.foreach { annotation =>
+          annotation shouldBe a [passes.InferReadWriteAnnotation]
+        }
+      }
+      "repl-seq-mem annotation" in {
+        val optionsManager = new ExecutionOptionsManager("test") with HasFirrtlOptions
+
+        optionsManager.parse(
+          Array("--repl-seq-mem", "-c:circuit1:-i:infile1:-o:outfile1")
+        ) should be (true)
+
+        val firrtlOptions = optionsManager.firrtlOptions
+
+        firrtlOptions.annotations.length should be (1)
+        firrtlOptions.annotations.foreach { annotation =>
+          annotation shouldBe a [ReplSeqMemAnnotation]
+        }
+      }
+    }
+  }
+
+  val input =
+    """
+      |circuit Dummy :
+      |  module Dummy :
+      |    input x : UInt<1>
+      |    output y : UInt<1>
+      |    y <= x
+    """.stripMargin
+
+  "Driver produces files with different names depending on the compiler" - {
+    "compiler changes the default name of the output file" in {
+
+      Seq(
+        "low" -> "test_run_dir/Dummy.lo.fir",
+        "high" -> "test_run_dir/Dummy.hi.fir",
+        "verilog" -> "test_run_dir/Dummy.v"
+      ).foreach { case (compilerName, expectedOutputFileName) =>
+        val manager = new ExecutionOptionsManager("test") with HasFirrtlOptions {
+          commonOptions = CommonOptions(topName = "Dummy")
+          firrtlOptions = FirrtlExecutionOptions(firrtlSource = Some(input), compilerName = compilerName)
+        }
+
+        firrtl.Driver.execute(manager)
+
+        val file = new File(expectedOutputFileName)
+        file.exists() should be (true)
+        file.delete()
+      }
+    }
+  }
+}
diff --git a/src/test/scala/firrtlTests/ExecutionOptionManagerSpec.scala b/src/test/scala/firrtlTests/ExecutionOptionManagerSpec.scala
new file mode 100644
index 00000000..0edef8cc
--- /dev/null
+++ b/src/test/scala/firrtlTests/ExecutionOptionManagerSpec.scala
@@ -0,0 +1,41 @@
+// See LICENSE for license details.
+
+package firrtlTests
+
+import firrtl._
+import org.scalatest.{Matchers, FreeSpec}
+
+class ExecutionOptionManagerSpec extends FreeSpec with Matchers {
+  "ExecutionOptionManager is a container for one more more ComposableOptions Block" - {
+    "It has a default CommonOptionsBlock" in {
+      val manager = new ExecutionOptionsManager("test")
+      manager.commonOptions.targetDirName should be ("test_run_dir")
+    }
+    "But can override defaults like this" in {
+      val manager = new ExecutionOptionsManager("test") { commonOptions = CommonOptions(topName = "dog") }
+      manager.commonOptions shouldBe a [CommonOptions]
+      manager.topName should be ("dog")
+      manager.commonOptions.topName should be ("dog")
+    }
+    "The add method should put a new version of a given type the manager" in {
+      val manager = new ExecutionOptionsManager("test") { commonOptions = CommonOptions(topName = "dog") }
+      val initialCommon = manager.commonOptions
+      initialCommon.topName should be ("dog")
+
+      manager.commonOptions = CommonOptions(topName = "cat")
+
+      val afterCommon = manager.commonOptions
+      afterCommon.topName should be ("cat")
+      initialCommon.topName should be ("dog")
+    }
+    "multiple composable blocks should be separable" in {
+      val manager = new ExecutionOptionsManager("test") with HasFirrtlOptions {
+        commonOptions = CommonOptions(topName = "spoon")
+        firrtlOptions = FirrtlExecutionOptions(inputFileNameOverride = "fork")
+      }
+
+      manager.firrtlOptions.inputFileNameOverride should be ("fork")
+      manager.commonOptions.topName should be ("spoon")
+    }
+  }
+}