tests/float: Add new lexer test to test parsing of float without prefix.

Since automatically formatting tests with black, we have lost one line of
code coverage.  This adds an explicit test to ensure we are testing the
case that is no longer covered implicitly.

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/float/lexer.py b/tests/float/lexer.py
new file mode 100644
index 000000000..a4b1941ee
--- /dev/null
+++ b/tests/float/lexer.py
@@ -0,0 +1,6 @@
+# since black code formatter does not allow leading decimal point with nothing
+# before it, we need to test it explicitly
+
+# fmt: off
+print(.1)
+# fmt: on