X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=test%2Ftest-lib-common.sh;h=4d14e0b3b18e506b445e7e9c38b45a545382ded0;hb=73f3081160fb80345f3953cbdeba340975375325;hp=4300eb65418f1afa8d4cd93c3fd1d1a001b47ccf;hpb=d455c8b74a2a63454779445e14ac3e81141b204a;p=notmuch

diff --git a/test/test-lib-common.sh b/test/test-lib-common.sh
index 4300eb65..4d14e0b3 100644
--- a/test/test-lib-common.sh
+++ b/test/test-lib-common.sh
@@ -29,22 +29,32 @@ if [[ -z "$NOTMUCH_SRCDIR" ]] || [[ -z "$NOTMUCH_BUILDDIR" ]]; then
 	exit 1
 fi
 
+# Explicitly require external prerequisite.  Useful when binary is
+# called indirectly (e.g. from emacs).
+# Returns success if dependency is available, failure otherwise.
+test_require_external_prereq () {
+	local binary
+	binary="$1"
+	if [[ ${test_missing_external_prereq_["${binary}"]} == t ]]; then
+		# dependency is missing, call the replacement function to note it
+		eval "$binary"
+	else
+		true
+	fi
+}
+
 backup_database () {
     test_name=$(basename $0 .sh)
-    rm -rf $NOTMUCH_BUILDDIR/test/notmuch-dir-backup."$test_name"
-    cp -pR ${MAIL_DIR}/.notmuch $NOTMUCH_BUILDDIR/test/notmuch-dir-backup."${test_name}"
+    rm -rf $TMP_DIRECTORY/notmuch-dir-backup."$test_name"
+    cp -pR ${MAIL_DIR}/.notmuch $TMP_DIRECTORY/notmuch-dir-backup."${test_name}"
 }
 
 restore_database () {
     test_name=$(basename $0 .sh)
     rm -rf ${MAIL_DIR}/.notmuch
-    cp -pR $NOTMUCH_BUILDDIR/test/notmuch-dir-backup."${test_name}" ${MAIL_DIR}/.notmuch
+    cp -pR $TMP_DIRECTORY/notmuch-dir-backup."${test_name}" ${MAIL_DIR}/.notmuch
 }
 
-# Test the binaries we have just built.  The tests are kept in
-# test/ subdirectory and are run in 'trash directory' subdirectory.
-TEST_DIRECTORY=$NOTMUCH_BUILDDIR/test
-
 # Prepend $TEST_DIRECTORY/../lib to LD_LIBRARY_PATH, to make tests work
 # on systems where ../notmuch depends on LD_LIBRARY_PATH.
 LD_LIBRARY_PATH=${TEST_DIRECTORY%/*}/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
@@ -109,8 +119,7 @@ fi
 gen_msg_cnt=0
 gen_msg_filename=""
 gen_msg_id=""
-generate_message ()
-{
+generate_message () {
     # This is our (bash-specific) magic for doing named parameters
     local -A template="($@)"
     local additional_headers
@@ -229,8 +238,7 @@ EOF
 #
 # All of the arguments and return values supported by generate_message
 # are also supported here, so see that function for details.
-add_message ()
-{
+add_message () {
     generate_message "$@" &&
     notmuch new > /dev/null
 }
@@ -315,6 +323,10 @@ rm -rf "$TMP_DIRECTORY" || {
 	exit 1
 }
 
+# Provide a guess at a usable Python, to support running tests without
+# running configure first.
+NOTMUCH_PYTHON=${NOTMUCH_PYTHON-python3}
+
 # A temporary home directory is needed by at least:
 # - emacs/"Sending a message via (fake) SMTP"
 # - emacs/"Reply within emacs"