check: Add verification of bad filename check

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/subplot.md b/subplot.md
index 8f90a88..f2cd6c1 100644
--- a/subplot.md
+++ b/subplot.md
@@ -485,6 +485,35 @@ permits the generated test suites to use native language types directly.  The
 `file` type, if used, must refer to an embedded file in the document; sp-docgen
 will emit a warning if the file is not found, and sp-codegen will emit an error.
 
+### Embedded file name didn't match
+
+```scenario
+given file badfilename.md
+and file b.yaml
+and file f.py
+and an installed subplot
+when I run sp-docgen badfilename.md -o foo.pdf
+then file foo.pdf exists
+when I try to run sp-codegen --run badfilename.md -o test.py
+then command fails
+```
+
+~~~{#badfilename.md .file .markdown .numberLines}
+---
+title: Bad filenames in matched steps do not permit codegen
+bindings: b.yaml
+functions: f.py
+template: python
+...
+
+# Bad filename
+
+```scenario
+given file missing.md
+```
+
+~~~
+
 ## Functions file
 
 Functions implementing steps are supported in Bash and Python. The
@@ -656,6 +685,10 @@ then bar was done
   function: bar_was_done
 - then: foobar was done
   function: foobar_was_done
+- given: file {filename}
+  function: provide_file
+  types:
+    filename: file
 ~~~