Add unit tests for cases of starting with bogus keygen arguments

In particular, this tests that we give an appropriate warning when
we are told to use some keygen argument, but --keygen is not specified.

src/test/test_keygen.sh

@@ -40,6 +40,12 @@ fi
   CASE8=$dflt
   CASE9=$dflt
   CASE10=$dflt
+  CASE11A=$dflt
+  CASE11B=$dflt
+  CASE11C=$dflt
+  CASE11D=$dflt
+  CASE11E=$dflt
+  CASE11F=$dflt
 
   if [ $# -ge 1 ]; then
      eval "CASE${1}"=1
@@ -363,6 +369,109 @@ echo "==== Case 10 ok"
 
 fi
 
+# Case 11a: -passphrase-fd without --keygen
+
+if [ "$CASE11A" = 1 ]; then
+
+ME="${DATA_DIR}/case11a"
+
+mkdir -p "${ME}/keys"
+
+${TOR} --DataDirectory "${ME}" --passphrase-fd 1 > "${ME}/stdout" && die "Successfully started with passphrase-fd but no keygen?" || true
+
+grep "passphrase-fd specified without --keygen" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+echo "==== Case 11A ok"
+
+fi
+
+# Case 11b: --no-passphrase without --keygen
+
+if [ "$CASE11B" = 1 ]; then
+
+ME="${DATA_DIR}/case11b"
+
+mkdir -p "${ME}/keys"
+
+${TOR} --DataDirectory "${ME}" --no-passphrase > "${ME}/stdout" && die "Successfully started with no-passphrase but no keygen?" || true
+
+grep "no-passphrase specified without --keygen" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+echo "==== Case 11B ok"
+
+fi
+
+# Case 11c: --newpass without --keygen
+
+if [ "$CASE11C" = 1 ]; then
+
+ME="${DATA_DIR}/case11C"
+
+mkdir -p "${ME}/keys"
+
+${TOR} --DataDirectory "${ME}" --newpass > "${ME}/stdout" && die "Successfully started with newpass but no keygen?" || true
+
+grep "newpass specified without --keygen" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+echo "==== Case 11C ok"
+
+fi
+
+######## --master-key does not work yet, but this will test the error case
+########  when it does.
+#
+# Case 11d: --master-key without --keygen
+#
+if [ "$CASE11D" = 1 ]; then
+#
+# ME="${DATA_DIR}/case11d"
+#
+# mkdir -p "${ME}/keys"
+#
+# ${TOR} --DataDirectory "${ME}" --master-key "${ME}/foobar" > "${ME}/stdout" && die "Successfully started with master-key but no keygen?" || true
+#
+# cat "${ME}/stdout"
+#
+# grep "master-key without --keygen" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+    echo "==== Case 11D skipped"
+
+fi
+
+
+# Case 11E: Silly passphrase-fd
+
+if [ "$CASE11E" = 1 ]; then
+
+ME="${DATA_DIR}/case11E"
+
+mkdir -p "${ME}/keys"
+
+${TOR} --DataDirectory "${ME}" --keygen --passphrase-fd ewigeblumenkraft > "${ME}/stdout" && die "Successfully started with bogus passphrase-fd?" || true
+
+grep "Invalid --passphrase-fd value" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+echo "==== Case 11E ok"
+
+fi
+
+
+# Case 11F: --no-passphrase with --passphrase-fd
+
+if [ "$CASE11F" = 1 ]; then
+
+ME="${DATA_DIR}/case11F"
+
+mkdir -p "${ME}/keys"
+
+${TOR} --DataDirectory "${ME}" --keygen --passphrase-fd 1 --no-passphrase > "${ME}/stdout" && die "Successfully started with bogus passphrase-fd combination?" || true
+
+grep "no-passphrase specified with --passphrase-fd" "${ME}/stdout" >/dev/null || die "Tor didn't declare that there was a problem with the arguments."
+
+echo "==== Case 11F ok"
+
+fi
+
 
 # Check cert-only.