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-rw-r--r--src/test/scala/firrtlTests/formal/VerificationSpec.scala21
1 files changed, 19 insertions, 2 deletions
diff --git a/src/test/scala/firrtlTests/formal/VerificationSpec.scala b/src/test/scala/firrtlTests/formal/VerificationSpec.scala
index 31c54e76..73d1404d 100644
--- a/src/test/scala/firrtlTests/formal/VerificationSpec.scala
+++ b/src/test/scala/firrtlTests/formal/VerificationSpec.scala
@@ -2,10 +2,11 @@
package firrtlTests.formal
-import firrtl.{SystemVerilogCompiler}
+import firrtl.{CircuitState, SystemVerilogCompiler, ir}
import firrtl.testutils.FirrtlFlatSpec
import logger.{LogLevel, Logger}
-import firrtl.ir
+import firrtl.options.Dependency
+import firrtl.stage.TransformManager
class VerificationSpec extends FirrtlFlatSpec {
behavior of "Formal"
@@ -77,4 +78,20 @@ class VerificationSpec extends FirrtlFlatSpec {
assert(ir.Serializer.serialize(c) == "assume(clk, pred, en, \"test \\t test\")")
}
+
+ "VerificationStatements" should "end up at the bottom of the circuit like other simulation statements" in {
+ val compiler = new TransformManager(Seq(Dependency(firrtl.passes.ExpandWhens)))
+ val in =
+ """circuit m :
+ | module m :
+ | input clock : Clock
+ | input a : UInt<8>
+ | output b : UInt<16>
+ | b <= a
+ | assert(clock, eq(a, b), UInt<1>("h1"), "")
+ |""".stripMargin
+ val afterExpandWhens = compiler.transform(CircuitState(firrtl.Parser.parse(in), Seq())).circuit.serialize
+ val lastLine = afterExpandWhens.split("\n").last
+ assert(lastLine.trim.startsWith("assert"))
+ }
}