Andrew's git - gitweb.git/blob - t/t6012-rev-list-simplify.sh

   1#!/bin/sh
   2
   3test_description='merge simplification'
   4
   5. ./test-lib.sh
   6
   7note () {
   8        git tag "$1"
   9}
  10
  11unnote () {
  12        git name-rev --tags --stdin | sed -e "s|$_x40 (tags/\([^)]*\)) |\1 |g"
  13}
  14
  15test_expect_success setup '
  16        echo "Hi there" >file &&
  17        echo "initial" >lost &&
  18        git add file lost &&
  19        test_tick && git commit -m "Initial file and lost" &&
  20        note A &&
  21
  22        git branch other-branch &&
  23
  24        echo "Hello" >file &&
  25        echo "second" >lost &&
  26        git add file lost &&
  27        test_tick && git commit -m "Modified file and lost" &&
  28        note B &&
  29
  30        git checkout other-branch &&
  31
  32        echo "Hello" >file &&
  33        >lost &&
  34        git add file lost &&
  35        test_tick && git commit -m "Modified the file identically" &&
  36        note C &&
  37
  38        echo "This is a stupid example" >another-file &&
  39        git add another-file &&
  40        test_tick && git commit -m "Add another file" &&
  41        note D &&
  42
  43        test_tick &&
  44        test_must_fail git merge -m "merge" master &&
  45        >lost && git commit -a -m "merge" &&
  46        note E &&
  47
  48        echo "Yet another" >elif &&
  49        git add elif &&
  50        test_tick && git commit -m "Irrelevant change" &&
  51        note F &&
  52
  53        git checkout master &&
  54        echo "Yet another" >elif &&
  55        git add elif &&
  56        test_tick && git commit -m "Another irrelevant change" &&
  57        note G &&
  58
  59        test_tick && git merge -m "merge" other-branch &&
  60        note H &&
  61
  62        echo "Final change" >file &&
  63        test_tick && git commit -a -m "Final change" &&
  64        note I &&
  65
  66        git symbolic-ref HEAD refs/heads/unrelated &&
  67        git rm -f "*" &&
  68        echo "Unrelated branch" >side &&
  69        git add side &&
  70        test_tick && git commit -m "Side root" &&
  71        note J &&
  72
  73        git checkout master &&
  74        test_tick && git merge --allow-unrelated-histories -m "Coolest" unrelated &&
  75        note K &&
  76
  77        echo "Immaterial" >elif &&
  78        git add elif &&
  79        test_tick && git commit -m "Last" &&
  80        note L
  81'
  82
  83FMT='tformat:%P         %H | %s'
  84
  85check_outcome () {
  86        outcome=$1
  87        shift
  88        for c in $1
  89        do
  90                echo "$c"
  91        done >expect &&
  92        shift &&
  93        param="$*" &&
  94        test_expect_$outcome "log $param" '
  95                git log --pretty="$FMT" --parents $param |
  96                unnote >actual &&
  97                sed -e "s/^.*   \([^ ]*\) .*/\1/" >check <actual &&
  98                test_cmp expect check
  99        '
 100}
 101
 102check_result () {
 103        check_outcome success "$@"
 104}
 105
 106check_result 'L K J I H G F E D C B A' --full-history
 107check_result 'K I H E C B A' --full-history -- file
 108check_result 'K I H E C B A' --full-history --topo-order -- file
 109check_result 'K I H E C B A' --full-history --date-order -- file
 110check_result 'I E C B A' --simplify-merges -- file
 111check_result 'I B A' -- file
 112check_result 'I B A' --topo-order -- file
 113check_result 'H' --first-parent -- another-file
 114
 115check_result 'E C B A' --full-history E -- lost
 116test_expect_success 'full history simplification without parent' '
 117        printf "%s\n" E C B A >expect &&
 118        git log --pretty="$FMT" --full-history E -- lost |
 119        unnote >actual &&
 120        sed -e "s/^.*   \([^ ]*\) .*/\1/" >check <actual &&
 121        test_cmp expect check
 122'
 123
 124test_expect_success '--full-diff is not affected by --parents' '
 125        git log -p --pretty="%H" --full-diff -- file >expected &&
 126        git log -p --pretty="%H" --full-diff --parents -- file >actual &&
 127        test_cmp expected actual
 128'
 129
 130test_done