t / t3400-rebase.shon commit Merge branch 'cb/maint-no-double-merge' (0a17b2c)
   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Amos Waterland
   4#
   5
   6test_description='git rebase should not destroy author information
   7
   8This test runs git rebase and checks that the author information is not lost.
   9'
  10. ./test-lib.sh
  11
  12GIT_AUTHOR_EMAIL=bogus_email_address
  13export GIT_AUTHOR_EMAIL
  14
  15test_expect_success \
  16    'prepare repository with topic branches' \
  17    'git config core.logAllRefUpdates true &&
  18     echo First > A &&
  19     git update-index --add A &&
  20     git commit -m "Add A." &&
  21     git checkout -b my-topic-branch &&
  22     echo Second > B &&
  23     git update-index --add B &&
  24     git commit -m "Add B." &&
  25     git checkout -f master &&
  26     echo Third >> A &&
  27     git update-index A &&
  28     git commit -m "Modify A." &&
  29     git checkout -b side my-topic-branch &&
  30     echo Side >> C &&
  31     git add C &&
  32     git commit -m "Add C" &&
  33     git checkout -b nonlinear my-topic-branch &&
  34     echo Edit >> B &&
  35     git add B &&
  36     git commit -m "Modify B" &&
  37     git merge side &&
  38     git checkout -b upstream-merged-nonlinear &&
  39     git merge master &&
  40     git checkout -f my-topic-branch &&
  41     git tag topic
  42'
  43
  44test_expect_success 'rebase on dirty worktree' '
  45     echo dirty >> A &&
  46     test_must_fail git rebase master'
  47
  48test_expect_success 'rebase on dirty cache' '
  49     git add A &&
  50     test_must_fail git rebase master'
  51
  52test_expect_success 'rebase against master' '
  53     git reset --hard HEAD &&
  54     git rebase master'
  55
  56test_expect_success 'rebase against master twice' '
  57     git rebase master 2>err &&
  58     grep "Current branch my-topic-branch is up to date" err
  59'
  60
  61test_expect_success 'rebase against master twice with --force' '
  62     git rebase --force-rebase master >out &&
  63     grep "Current branch my-topic-branch is up to date, rebase forced" out
  64'
  65
  66test_expect_success 'rebase against master twice from another branch' '
  67     git checkout my-topic-branch^ &&
  68     git rebase master my-topic-branch 2>err &&
  69     grep "Current branch my-topic-branch is up to date" err
  70'
  71
  72test_expect_success 'rebase fast-forward to master' '
  73     git checkout my-topic-branch^ &&
  74     git rebase my-topic-branch 2>err &&
  75     grep "Fast-forwarded HEAD to my-topic-branch" err
  76'
  77
  78test_expect_success \
  79    'the rebase operation should not have destroyed author information' \
  80    '! (git log | grep "Author:" | grep "<>")'
  81
  82test_expect_success 'HEAD was detached during rebase' '
  83     test $(git rev-parse HEAD@{1}) != $(git rev-parse my-topic-branch@{1})
  84'
  85
  86test_expect_success 'rebase after merge master' '
  87     git reset --hard topic &&
  88     git merge master &&
  89     git rebase master &&
  90     ! (git show | grep "^Merge:")
  91'
  92
  93test_expect_success 'rebase of history with merges is linearized' '
  94     git checkout nonlinear &&
  95     test 4 = $(git rev-list master.. | wc -l) &&
  96     git rebase master &&
  97     test 3 = $(git rev-list master.. | wc -l)
  98'
  99
 100test_expect_success \
 101    'rebase of history with merges after upstream merge is linearized' '
 102     git checkout upstream-merged-nonlinear &&
 103     test 5 = $(git rev-list master.. | wc -l) &&
 104     git rebase master &&
 105     test 3 = $(git rev-list master.. | wc -l)
 106'
 107
 108test_expect_success 'rebase a single mode change' '
 109     git checkout master &&
 110     echo 1 > X &&
 111     git add X &&
 112     test_tick &&
 113     git commit -m prepare &&
 114     git checkout -b modechange HEAD^ &&
 115     echo 1 > X &&
 116     git add X &&
 117     test_chmod +x A &&
 118     test_tick &&
 119     git commit -m modechange &&
 120     GIT_TRACE=1 git rebase master
 121'
 122
 123test_expect_success 'Show verbose error when HEAD could not be detached' '
 124     : > B &&
 125     test_must_fail git rebase topic 2> output.err > output.out &&
 126     grep "Untracked working tree file .B. would be overwritten" output.err
 127'
 128
 129test_done