rust-format: Reject null precision.

* gettext-tools/tests/format-rust-1: Add more test cases with null precision.

diff --git a/gettext-tools/tests/format-rust-1 b/gettext-tools/tests/format-rust-1
index 34e1ed6f0f1dc02408238e48a60c818b7ee913ed..282ccb960c05479071cbc7736f63145fca6dbd66 100755 (executable)
--- a/gettext-tools/tests/format-rust-1
+++ b/gettext-tools/tests/format-rust-1
@@ -42,9 +42,13 @@ cat <<\EOF > f-rs-1.data
 "abc{1:<<-#012.34e}"
 # Invalid: conversion in format specifier
 "abc{value:<<-#012.34e}"
-# Invalid: empty precision
+# Invalid: null precision
+"abc{1:.}"
+# Invalid: null precision
 "abc{1:8.}"
-# Invalid: empty precision
+# Invalid: null precision
+"abc{value:.}"
+# Invalid: null precision
 "abc{value:8.}"
 # Invalid: invalid format specifier
 "abc{1:<c>}"