From 8f9a1e3c2759e527d21b5546beced8e355bd1299 Mon Sep 17 00:00:00 2001
From: Christian Couder <christian.couder@gmail.com>
Date: Wed, 30 Nov 2016 22:04:20 +0100
Subject: t0420: add test with HTTP external odb

This tests that an apache web server can be used as an
external object database and store files in their native
format instead of converting them to a Git object.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 t/t0420-transfer-http-e-odb.sh | 118 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100755 t/t0420-transfer-http-e-odb.sh

diff --git a/t/t0420-transfer-http-e-odb.sh b/t/t0420-transfer-http-e-odb.sh
new file mode 100755
index 0000000000..9fb84877b5
--- /dev/null
+++ b/t/t0420-transfer-http-e-odb.sh
@@ -0,0 +1,118 @@
+#!/bin/sh
+
+test_description='tests for transfering external objects to an HTTPD server'
+
+. ./test-lib.sh
+
+# If we don't specify a port, the current test number will be used
+# which will not work as it is less than 1024, so it can only be used by root.
+LIB_HTTPD_PORT=$(expr ${this_test#t} + 12000)
+
+. "$TEST_DIRECTORY"/lib-httpd.sh
+
+start_httpd apache-e-odb.conf
+
+# odb helper script must see this
+export HTTPD_URL
+
+write_script odb-http-helper <<\EOF
+die() {
+	printf >&2 "%s\n" "$@"
+	exit 1
+}
+echo >&2 "odb-http-helper args:" "$@"
+case "$1" in
+have)
+	list_url="$HTTPD_URL/list/"
+	curl "$list_url" ||
+	die "curl '$list_url' failed"
+	;;
+get)
+	get_url="$HTTPD_URL/list/?sha1=$2"
+	curl "$get_url" ||
+	die "curl '$get_url' failed"
+	;;
+put)
+	sha1="$2"
+	size="$3"
+	kind="$4"
+	upload_url="$HTTPD_URL/upload/?sha1=$sha1&size=$size&type=$kind"
+	curl --data-binary @- --include "$upload_url" >out ||
+	die "curl '$upload_url' failed"
+	ref_hash=$(echo "$sha1 $size $kind" | GIT_NO_EXTERNAL_ODB=1 git hash-object -w -t blob --stdin) || exit
+	git update-ref refs/odbs/magic/"$sha1" "$ref_hash"
+	;;
+*)
+	die "unknown command '$1'"
+	;;
+esac
+EOF
+HELPER="\"$PWD\"/odb-http-helper"
+
+
+test_expect_success 'setup repo with a root commit and the helper' '
+	test_commit zero &&
+	git config odb.magic.command "$HELPER" &&
+	git config odb.magic.plainObjects "true"
+'
+
+test_expect_success 'setup another repo from the first one' '
+	git init other-repo &&
+	(cd other-repo &&
+	 git remote add origin .. &&
+	 git pull origin master &&
+	 git checkout master &&
+	 git log)
+'
+
+UPLOADFILENAME="hello_apache_upload.txt"
+
+UPLOAD_URL="$HTTPD_URL/upload/?sha1=$UPLOADFILENAME&size=123&type=blob"
+
+test_expect_success 'can upload a file' '
+	echo "Hello Apache World!" >hello_to_send.txt &&
+	echo "How are you?" >>hello_to_send.txt &&
+	curl --data-binary @hello_to_send.txt --include "$UPLOAD_URL" >out_upload
+'
+
+LIST_URL="$HTTPD_URL/list/"
+
+test_expect_success 'can list uploaded files' '
+	curl --include "$LIST_URL" >out_list &&
+	grep "$UPLOADFILENAME" out_list
+'
+
+test_expect_success 'can delete uploaded files' '
+	curl --data "delete" --include "$UPLOAD_URL&delete=1" >out_delete &&
+	curl --include "$LIST_URL" >out_list2 &&
+	! grep "$UPLOADFILENAME" out_list2
+'
+
+FILES_DIR="httpd/www/files"
+
+test_expect_success 'new blobs are transfered to the http server' '
+	test_commit one &&
+	hash1=$(git ls-tree HEAD | grep one.t | cut -f1 | cut -d\  -f3) &&
+	echo "$hash1-4-blob" >expected &&
+	ls "$FILES_DIR" >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'blobs can be retrieved from the http server' '
+	git cat-file blob "$hash1" &&
+	git log -p >expected
+'
+
+test_expect_success 'update other repo from the first one' '
+	(cd other-repo &&
+	 git fetch origin "refs/odbs/magic/*:refs/odbs/magic/*" &&
+	 test_must_fail git cat-file blob "$hash1" &&
+	 git config odb.magic.command "$HELPER" &&
+	 git config odb.magic.plainObjects "true" &&
+	 git cat-file blob "$hash1" &&
+	 git pull origin master)
+'
+
+stop_httpd
+
+test_done
-- 
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