diff options
Diffstat (limited to 'src/test/scala/chiselTests/RangeSpec.scala')
| -rw-r--r-- | src/test/scala/chiselTests/RangeSpec.scala | 98 |
1 files changed, 3 insertions, 95 deletions
diff --git a/src/test/scala/chiselTests/RangeSpec.scala b/src/test/scala/chiselTests/RangeSpec.scala index e2313f34..e85a477d 100644 --- a/src/test/scala/chiselTests/RangeSpec.scala +++ b/src/test/scala/chiselTests/RangeSpec.scala @@ -4,101 +4,9 @@ package chiselTests import chisel3._ import chisel3.experimental.ChiselRange - -import chisel3.internal.firrtl.{Open, Closed} -import org.scalatest.{Matchers, FreeSpec} +import chisel3.internal.firrtl._ +import firrtl.ir.{Closed, Open} +import org.scalatest.{FreeSpec, Matchers} class RangeSpec extends FreeSpec with Matchers { - "Ranges can be specified for UInt, SInt, and FixedPoint" - { - "invalid range specifiers should fail at compile time" in { - assertDoesNotCompile(""" range"" """) - assertDoesNotCompile(""" range"[]" """) - assertDoesNotCompile(""" range"0" """) - assertDoesNotCompile(""" range"[0]" """) - assertDoesNotCompile(""" range"[0, 1" """) - assertDoesNotCompile(""" range"0, 1]" """) - assertDoesNotCompile(""" range"[0, 1, 2]" """) - assertDoesNotCompile(""" range"[a]" """) - assertDoesNotCompile(""" range"[a, b]" """) - assertCompiles(""" range"[0, 1]" """) // syntax sanity check - } - - "range macros should allow open and closed bounds" in { - range"[-1, 1)" should be( (Closed(-1), Open(1)) ) - range"[-1, 1]" should be( (Closed(-1), Closed(1)) ) - range"(-1, 1]" should be( (Open(-1), Closed(1)) ) - range"(-1, 1)" should be( (Open(-1), Open(1)) ) - } - - "range specifiers should be whitespace tolerant" in { - range"[-1,1)" should be( (Closed(-1), Open(1)) ) - range" [-1,1) " should be( (Closed(-1), Open(1)) ) - range" [ -1 , 1 ) " should be( (Closed(-1), Open(1)) ) - range" [ -1 , 1 ) " should be( (Closed(-1), Open(1)) ) - } - - "range macros should work with interpolated variables" in { - val a = 10 - val b = -3 - - range"[$b, $a)" should be( (Closed(b), Open(a)) ) - range"[${a + b}, $a)" should be( (Closed(a + b), Open(a)) ) - range"[${-3 - 7}, ${-3 + a})" should be( (Closed(-10), Open(-3 + a)) ) - - def number(n: Int): Int = n - range"[${number(1)}, ${number(3)})" should be( (Closed(1), Open(3)) ) - } - - "UInt should get the correct width from a range" in { - UInt(range"[0, 8)").getWidth should be (3) - UInt(range"[0, 8]").getWidth should be (4) - UInt(range"[0, 0]").getWidth should be (1) - } - - "SInt should get the correct width from a range" in { - SInt(range"[0, 8)").getWidth should be (4) - SInt(range"[0, 8]").getWidth should be (5) - SInt(range"[-4, 4)").getWidth should be (3) - SInt(range"[0, 0]").getWidth should be (1) - } - - "UInt should check that the range is valid" in { - an [IllegalArgumentException] should be thrownBy { - UInt(range"[1, 0]") - } - an [IllegalArgumentException] should be thrownBy { - UInt(range"[-1, 1]") - } - an [IllegalArgumentException] should be thrownBy { - UInt(range"(0,0]") - } - an [IllegalArgumentException] should be thrownBy { - UInt(range"[0,0)") - } - an [IllegalArgumentException] should be thrownBy { - UInt(range"(0,0)") - } - an [IllegalArgumentException] should be thrownBy { - UInt(range"(0,1)") - } - } - - "SInt should check that the range is valid" in { - an [IllegalArgumentException] should be thrownBy { - SInt(range"[1, 0]") - } - an [IllegalArgumentException] should be thrownBy { - SInt(range"(0,0]") - } - an [IllegalArgumentException] should be thrownBy { - SInt(range"[0,0)") - } - an [IllegalArgumentException] should be thrownBy { - SInt(range"(0,0)") - } - an [IllegalArgumentException] should be thrownBy { - SInt(range"(0,1)") - } - } - } } |
