tests: check `pulled-delta-reuse-policy=forced` without general delta

If general delta is not available, the amount of delta we can reuse at all will
be more limited. We check that application still work and does not corrupt the
repository.

tests/test-revlog-delta-find.t

@@ -331,3 +331,32 b' more subtle to test this behavior.'
   DBG-DELTAS: MANIFESTLOG: * (glob)
   DBG-DELTAS: FILELOG:my-file.txt: rev=3: delta-base=2 * (glob)
   DBG-DELTAS: FILELOG:my-file.txt: rev=4: delta-base=3 * (glob)
+
+Check that running "forced" on a non-general delta repository does not corrupt it
+---------------------------------------------------------------------------------
+
+Even if requested to be used, some of the delta in the revlog cannot be stored on a non-general delta repository. We check that the bundle application was correct.
+
+  $ hg init \
+  >    --config format.usegeneraldelta=no \
+  >    --config format.sparse-revlog=no \
+  >    local-forced-full-p1-no-gd
+  $ hg debugformat -R local-forced-full-p1-no-gd | grep generaldelta
+  generaldelta:        no
+  $ hg -R local-forced-full-p1-no-gd pull --quiet local-pre-pull-full \
+  >    --config debug.revlog.debug-delta=no
+  $ hg -R local-forced-full-p1-no-gd pull --quiet \
+  > --config 'paths.*:pulled-delta-reuse-policy=forced' all-p1.hg
+  DBG-DELTAS: CHANGELOG: * (glob)
+  DBG-DELTAS: CHANGELOG: * (glob)
+  DBG-DELTAS: MANIFESTLOG: * (glob)
+  DBG-DELTAS: MANIFESTLOG: * (glob)
+  DBG-DELTAS: FILELOG:my-file.txt: rev=3: delta-base=0 * - search-rounds=1 try-count=1 * (glob)
+  DBG-DELTAS: FILELOG:my-file.txt: rev=4: delta-base=4 * - search-rounds=1 try-count=1 * (glob)
+  $ hg -R local-forced-full-p1-no-gd verify
+  checking changesets
+  checking manifests
+  crosschecking files in changesets and manifests
+  checking files
+  checking dirstate
+  checked 5 changesets with 5 changes to 1 files