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-rw-r--r--t/lib-httpd/apply-one-time-sed.sh22
1 files changed, 22 insertions, 0 deletions
diff --git a/t/lib-httpd/apply-one-time-sed.sh b/t/lib-httpd/apply-one-time-sed.sh
new file mode 100644
index 0000000000..fcef728925
--- /dev/null
+++ b/t/lib-httpd/apply-one-time-sed.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# If "one-time-sed" exists in $HTTPD_ROOT_PATH, run sed on the HTTP response,
+# using the contents of "one-time-sed" as the sed command to be run. If the
+# response was modified as a result, delete "one-time-sed" so that subsequent
+# HTTP responses are no longer modified.
+#
+# This can be used to simulate the effects of the repository changing in
+# between HTTP request-response pairs.
+if [ -e one-time-sed ]; then
+ "$GIT_EXEC_PATH/git-http-backend" >out
+ sed "$(cat one-time-sed)" <out >out_modified
+
+ if diff out out_modified >/dev/null; then
+ cat out
+ else
+ cat out_modified
+ rm one-time-sed
+ fi
+else
+ "$GIT_EXEC_PATH/git-http-backend"
+fi