test: add functions to count how much times notmuch was called

[notmuch] / test / test-lib.sh

diff --git a/test/test-lib.sh b/test/test-lib.sh
index a97595707bf1dba13a72108afd8863af9d64dafa..a48faf5cf5298dc724cffa510bcc3eb3dec26c4e 100644 (file)
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -919,6 +919,38 @@ test_emacs () {
        emacsclient --socket-name="$EMACS_SERVER" --eval "(progn $@)"
 }
 
+# Creates a script that counts how much time it is executed and calls
+# notmuch.  $notmuch_counter_command is set to the path to the
+# generated script.  Use notmuch_counter_value() function to get the
+# current counter value.
+notmuch_counter_reset () {
+       notmuch_counter_command="$TMP_DIRECTORY/notmuch_counter"
+       if [ ! -x "$notmuch_counter_command" ]; then
+               notmuch_counter_state_path="$TMP_DIRECTORY/notmuch_counter.state"
+               cat >"$notmuch_counter_command" <<EOF || return
+#!/bin/sh
+
+read count < "$notmuch_counter_state_path"
+echo \$((count + 1)) > "$notmuch_counter_state_path"
+
+exec notmuch "\$@"
+EOF
+               chmod +x "$notmuch_counter_command" || return
+       fi
+
+       echo 0 > "$notmuch_counter_state_path"
+}
+
+# Returns the current notmuch counter value.
+notmuch_counter_value () {
+       if [ -r "$notmuch_counter_state_path" ]; then
+               read count < "$notmuch_counter_state_path"
+       else
+               count=0
+       fi
+       echo $count
+}
+
 test_reset_state_ () {
        test -z "$test_init_done_" && test_init_