build.dsl: check type of resource number.

Fixes #599.
2021-12-11 13:37:15 +00:00 · 2021-12-11 13:37:15 +00:00 · 7c161957bf
commit 7c161957bf
parent 7e2b72826f
2 changed files with 10 additions and 1 deletions
--- a/tests/test_build_dsl.py
+++ b/tests/test_build_dsl.py
@ -242,6 +242,12 @@ class ResourceTestCase(FHDLTestCase):
                                  " (subsignal rx (pins i A1))"
                                  " (attrs IOSTANDARD='LVCMOS33'))")

+    def test_number_wrong(self):
+        with self.assertRaisesRegex(TypeError,
+                r"^Resource number must be an integer, not \(pins o 1\)$"):
+            # number omitted by accident
+            Resource("led", Pins("1", dir="o"))
+
    def test_family(self):
        ios = [Subsignal("clk", Pins("A0", dir="o"))]
        r1  = Resource.family(0, default_name="spi", ios=ios)