From 7e5aef460e089b3dfd53ddd181f9384cc25145d7 Mon Sep 17 00:00:00 2001
From: jackkoenig
Date: Tue, 20 Sep 2016 16:12:59 -0700
Subject: Add Cookbook tests

These tests are intended to be the examples in the Chisel3 Wiki Cookbook.
---
 src/test/scala/cookbook/UInt2VecOfBool.scala | 29 ++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 src/test/scala/cookbook/UInt2VecOfBool.scala

(limited to 'src/test/scala/cookbook/UInt2VecOfBool.scala')

diff --git a/src/test/scala/cookbook/UInt2VecOfBool.scala b/src/test/scala/cookbook/UInt2VecOfBool.scala
new file mode 100644
index 00000000..ad4a0334
--- /dev/null
+++ b/src/test/scala/cookbook/UInt2VecOfBool.scala
@@ -0,0 +1,29 @@
+// See LICENSE for license details.
+
+package cookbook
+
+import chisel3._
+
+/* ### How do I create a Vec of Bools from a UInt?
+ *
+ * Use the builtin function [[chisel3.core.Bits.toBools]] to create a Scala Seq of Bool,
+ * then wrap the resulting Seq in Vec(...)
+ */
+class UInt2VecOfBool extends CookbookTester(0) {
+  // Example
+  val uint = UInt(0xc)
+  val vec = Vec(uint.toBools)
+  printf(p"$vec") // Vec(0, 0, 1, 1)
+
+  // Test
+  assert(vec(0) === Bool(false))
+  assert(vec(1) === Bool(false))
+  assert(vec(2) === Bool(true))
+  assert(vec(3) === Bool(true))
+}
+
+class UInt2VecOfBoolSpec extends CookbookSpec {
+  "UInt2VecOfBool" should "work" in {
+    assertTesterPasses { new UInt2VecOfBool }
+  }
+}
-- 
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