#!/bin/sh

test_description='check receive input limits'
. ./test-lib.sh

# Let's run tests with different unpack limits: 1 and 10000
# When the limit is 1, `git receive-pack` will call `git index-pack`.
# When the limit is 10000, `git receive-pack` will call `git unpack-objects`.

test_pack_input_limit () {
        case "$1" in
        index) unpack_limit=1 ;;
        unpack) unpack_limit=10000 ;;
        esac

        test_expect_success 'prepare destination repository' '
                rm -fr dest &&
                git --bare init dest
        '

        test_expect_success "set unpacklimit to $unpack_limit" '
                git --git-dir=dest config receive.unpacklimit "$unpack_limit"
        '

        test_expect_success 'setting receive.maxInputSize to 512 rejects push' '
                git --git-dir=dest config receive.maxInputSize 512 &&
                test_must_fail git push dest HEAD
        '

        test_expect_success 'bumping limit to 4k allows push' '
                git --git-dir=dest config receive.maxInputSize 4k &&
                git push dest HEAD
        '

        test_expect_success 'prepare destination repository (again)' '
                rm -fr dest &&
                git --bare init dest
        '

        test_expect_success 'lifting the limit allows push' '
                git --git-dir=dest config receive.maxInputSize 0 &&
                git push dest HEAD
        '
}

test_expect_success "create known-size (1024 bytes) commit" '
        test-tool genrandom foo 1024 >one-k &&
        git add one-k &&
        test_commit one-k
'

test_pack_input_limit index
test_pack_input_limit unpack

test_done