t / t7516-commit-races.shon commit t3903: abstract away SHA-1-specific constants (c784815)
   1#!/bin/sh
   2
   3test_description='git commit races'
   4. ./test-lib.sh
   5
   6test_expect_success 'race to create orphan commit' '
   7        write_script hare-editor <<-\EOF &&
   8        git commit --allow-empty -m hare
   9        EOF
  10        test_must_fail env EDITOR=./hare-editor git commit --allow-empty -m tortoise -e &&
  11        git show -s --pretty=format:%s >subject &&
  12        grep hare subject &&
  13        test -z "$(git show -s --pretty=format:%P)"
  14'
  15
  16test_expect_success 'race to create non-orphan commit' '
  17        write_script airplane-editor <<-\EOF &&
  18        git commit --allow-empty -m airplane
  19        EOF
  20        git checkout --orphan branch &&
  21        git commit --allow-empty -m base &&
  22        git rev-parse HEAD >base &&
  23        test_must_fail env EDITOR=./airplane-editor git commit --allow-empty -m ship -e &&
  24        git show -s --pretty=format:%s >subject &&
  25        grep airplane subject &&
  26        git rev-parse HEAD^ >parent &&
  27        test_cmp base parent
  28'
  29
  30test_done