#!/bin/sh

test_description='test dumb fetching over http via static file'
. ./test-lib.sh

if test -n "$NO_CURL"; then
        skip_all='skipping test, git built without http support'
        test_done
fi

LIB_HTTPD_PORT=${LIB_HTTPD_PORT-'5550'}
. "$TEST_DIRECTORY"/lib-httpd.sh
start_httpd

test_expect_success 'setup repository' '
        echo content >file &&
        git add file &&
        git commit -m one
'

test_expect_success 'create http-accessible bare repository' '
        mkdir "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
        (cd "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
         git --bare init &&
         echo "exec git update-server-info" >hooks/post-update &&
         chmod +x hooks/post-update
        ) &&
        git remote add public "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
        git push public master:master
'

test_expect_success 'clone http repository' '
        git clone $HTTPD_URL/dumb/repo.git clone-tmpl &&
        cp -R clone-tmpl clone &&
        test_cmp file clone/file
'

test_expect_success 'create password-protected repository' '
        mkdir "$HTTPD_DOCUMENT_ROOT_PATH/auth/" &&
        cp -Rf "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
               "$HTTPD_DOCUMENT_ROOT_PATH/auth/repo.git"
'

test_expect_success 'setup askpass helpers' '
        cat >askpass <<-EOF &&
        #!/bin/sh
        echo >>"$PWD/askpass-query" "askpass: \$*" &&
        cat "$PWD/askpass-response"
        EOF
        chmod +x askpass &&
        GIT_ASKPASS="$PWD/askpass" &&
        export GIT_ASKPASS
'

expect_askpass() {
        dest=$HTTPD_DEST
        {
                case "$1" in
                none)
                        ;;
                pass)
                        echo "askpass: Password for 'http://$2@$dest': "
                        ;;
                both)
                        echo "askpass: Username for 'http://$dest': "
                        echo "askpass: Password for 'http://$2@$dest': "
                        ;;
                *)
                        false
                        ;;
                esac
        } >askpass-expect &&
        test_cmp askpass-expect askpass-query
}

test_expect_success 'cloning password-protected repository can fail' '
        >askpass-query &&
        echo wrong >askpass-response &&
        test_must_fail git clone "$HTTPD_URL/auth/repo.git" clone-auth-fail &&
        expect_askpass both wrong
'

test_expect_success 'http auth can use user/pass in URL' '
        >askpass-query &&
        echo wrong >askpass-response &&
        git clone "$HTTPD_URL_USER_PASS/auth/repo.git" clone-auth-none &&
        expect_askpass none
'

test_expect_success 'http auth can use just user in URL' '
        >askpass-query &&
        echo user@host >askpass-response &&
        git clone "$HTTPD_URL_USER/auth/repo.git" clone-auth-pass &&
        expect_askpass pass user@host
'

test_expect_success 'http auth can request both user and pass' '
        >askpass-query &&
        echo user@host >askpass-response &&
        git clone "$HTTPD_URL/auth/repo.git" clone-auth-both &&
        expect_askpass both user@host
'

test_expect_success 'http auth respects credential helper config' '
        test_config_global credential.helper "!f() {
                cat >/dev/null
                echo username=user@host
                echo password=user@host
        }; f" &&
        >askpass-query &&
        echo wrong >askpass-response &&
        git clone "$HTTPD_URL/auth/repo.git" clone-auth-helper &&
        expect_askpass none
'

test_expect_success 'http auth can get username from config' '
        test_config_global "credential.$HTTPD_URL.username" user@host &&
        >askpass-query &&
        echo user@host >askpass-response &&
        git clone "$HTTPD_URL/auth/repo.git" clone-auth-user &&
        expect_askpass pass user@host
'

test_expect_success 'configured username does not override URL' '
        test_config_global "credential.$HTTPD_URL.username" wrong &&
        >askpass-query &&
        echo user@host >askpass-response &&
        git clone "$HTTPD_URL_USER/auth/repo.git" clone-auth-user2 &&
        expect_askpass pass user@host
'

test_expect_success 'fetch changes via http' '
        echo content >>file &&
        git commit -a -m two &&
        git push public &&
        (cd clone && git pull) &&
        test_cmp file clone/file
'

test_expect_success 'fetch changes via manual http-fetch' '
        cp -R clone-tmpl clone2 &&

        HEAD=$(git rev-parse --verify HEAD) &&
        (cd clone2 &&
         git http-fetch -a -w heads/master-new $HEAD $(git config remote.origin.url) &&
         git checkout master-new &&
         test $HEAD = $(git rev-parse --verify HEAD)) &&
        test_cmp file clone2/file
'

test_expect_success 'http remote detects correct HEAD' '
        git push public master:other &&
        (cd clone &&
         git remote set-head origin -d &&
         git remote set-head origin -a &&
         git symbolic-ref refs/remotes/origin/HEAD > output &&
         echo refs/remotes/origin/master > expect &&
         test_cmp expect output
        )
'

test_expect_success 'fetch packed objects' '
        cp -R "$HTTPD_DOCUMENT_ROOT_PATH"/repo.git "$HTTPD_DOCUMENT_ROOT_PATH"/repo_pack.git &&
        (cd "$HTTPD_DOCUMENT_ROOT_PATH"/repo_pack.git &&
         git --bare repack &&
         git --bare prune-packed
        ) &&
        git clone $HTTPD_URL/dumb/repo_pack.git
'

test_expect_success 'fetch notices corrupt pack' '
        cp -R "$HTTPD_DOCUMENT_ROOT_PATH"/repo_pack.git "$HTTPD_DOCUMENT_ROOT_PATH"/repo_bad1.git &&
        (cd "$HTTPD_DOCUMENT_ROOT_PATH"/repo_bad1.git &&
         p=`ls objects/pack/pack-*.pack` &&
         chmod u+w $p &&
         printf %0256d 0 | dd of=$p bs=256 count=1 seek=1 conv=notrunc
        ) &&
        mkdir repo_bad1.git &&
        (cd repo_bad1.git &&
         git --bare init &&
         test_must_fail git --bare fetch $HTTPD_URL/dumb/repo_bad1.git &&
         test 0 = `ls objects/pack/pack-*.pack | wc -l`
        )
'

test_expect_success 'fetch notices corrupt idx' '
        cp -R "$HTTPD_DOCUMENT_ROOT_PATH"/repo_pack.git "$HTTPD_DOCUMENT_ROOT_PATH"/repo_bad2.git &&
        (cd "$HTTPD_DOCUMENT_ROOT_PATH"/repo_bad2.git &&
         p=`ls objects/pack/pack-*.idx` &&
         chmod u+w $p &&
         printf %0256d 0 | dd of=$p bs=256 count=1 seek=1 conv=notrunc
        ) &&
        mkdir repo_bad2.git &&
        (cd repo_bad2.git &&
         git --bare init &&
         test_must_fail git --bare fetch $HTTPD_URL/dumb/repo_bad2.git &&
         test 0 = `ls objects/pack | wc -l`
        )
'

test_expect_success 'did not use upload-pack service' '
        grep '/git-upload-pack' <"$HTTPD_ROOT_PATH"/access.log >act
        : >exp
        test_cmp exp act
'

stop_httpd
test_done