Add Cookbook tests

These tests are intended to be the examples in the Chisel3 Wiki Cookbook.

1 files changed, 31 insertions, 0 deletions

diff --git a/src/test/scala/cookbook/Bundle2UInt.scala b/src/test/scala/cookbook/Bundle2UInt.scala
new file mode 100644
index 00000000..d74218a8
--- /dev/null
+++ b/src/test/scala/cookbook/Bundle2UInt.scala
@@ -0,0 +1,31 @@
+// See LICENSE for license details.
+
+package cookbook
+
+import chisel3._
+
+/* ### How do I create a UInt from an instance of a Bundle?
+ *
+ * Call asUInt on the Bundle instance
+ */
+class Bundle2UInt extends CookbookTester(0) {
+  // Example
+  class MyBundle extends Bundle {
+    val foo = UInt(width = 4)
+    val bar = UInt(width = 4)
+  }
+  val bundle = Wire(new MyBundle)
+  bundle.foo := UInt(0xc)
+  bundle.bar := UInt(0x3)
+  val uint = bundle.asUInt
+  printf(p"$uint") // 195
+
+  // Test
+  assert(uint === UInt(0xc3))
+}
+
+class Bundle2UIntSpec  extends CookbookSpec {
+  "Bundle2UInt" should "work" in {
+    assertTesterPasses { new Bundle2UInt }
+  }
+}