[gjs: 1/2] tests: Fail debugger tests if command failed

[Philip Chimento <pchimento src gnome org>]

commit 1dba259b91ddab6cae4a0f32b7a0d7a4d02ea944
Author: Philip Chimento <philip endlessm com>
Date:   Wed Oct 9 13:50:54 2019 -0700

    tests: Fail debugger tests if command failed
    
    This command fails, for example, if /usr/bin/diff is not installed. If
    that's the case then the test should fail, rather than passing with an
    error message which could be overlooked.

 installed-tests/debugger-test.sh | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/installed-tests/debugger-test.sh b/installed-tests/debugger-test.sh
index 5052d8b8..730caf4f 100755
--- a/installed-tests/debugger-test.sh
+++ b/installed-tests/debugger-test.sh
@@ -15,6 +15,11 @@ THE_DIFF=$("$gjs" -d "$JS_SCRIPT" < "$DEBUGGER_SCRIPT" | sed \
     -e "s#$1#$(basename $1)#g" \
     -e "s/0x[0-9a-f]\{4,16\}/0xADDR/g" \
     | diff -u "$EXPECTED_OUTPUT" -)
+if test $? -ne 0; then
+    echo "not ok 1 - $1  # command failed"
+    exit 1
+fi
+
 if test -n "$THE_DIFF"; then
     echo "not ok 1 - $1"
     echo "$THE_DIFF" | while read line; do echo "#$line"; done