t/t4057-diff-combined-paths.sh

   1 #!/bin/sh
   2
   3 test_description='combined diff show only paths that are different to all parents'
   4
   5 . ./test-lib.sh
   6
   7 # verify that diffc.expect matches output of
   8 # $(git diff -c --name-only HEAD HEAD^ HEAD^2)
   9 diffc_verify () {
  10         git diff -c --name-only HEAD HEAD^ HEAD^2 >diffc.actual &&
  11         test_cmp diffc.expect diffc.actual
  12 }
  13
  14 test_expect_success 'trivial merge - combine-diff empty' '
  15         for i in $(test_seq 1 9)
  16         do
  17                 echo $i >$i.txt &&
  18                 git add $i.txt
  19         done &&
  20         git commit -m "init" &&
  21         git checkout -b side &&
  22         for i in $(test_seq 2 9)
  23         do
  24                 echo $i/2 >>$i.txt
  25         done &&
  26         git commit -a -m "side 2-9" &&
  27         git checkout master &&
  28         echo 1/2 >1.txt &&
  29         git commit -a -m "master 1" &&
  30         git merge side &&
  31         >diffc.expect &&
  32         diffc_verify
  33 '
  34
  35
  36 test_expect_success 'only one truly conflicting path' '
  37         git checkout side &&
  38         for i in $(test_seq 2 9)
  39         do
  40                 echo $i/3 >>$i.txt
  41         done &&
  42         echo "4side" >>4.txt &&
  43         git commit -a -m "side 2-9 +4" &&
  44         git checkout master &&
  45         for i in $(test_seq 1 9)
  46         do
  47                 echo $i/3 >>$i.txt
  48         done &&
  49         echo "4master" >>4.txt &&
  50         git commit -a -m "master 1-9 +4" &&
  51         test_must_fail git merge side &&
  52         cat <<-\EOF >4.txt &&
  53         4
  54         4/2
  55         4/3
  56         4master
  57         4side
  58         EOF
  59         git add 4.txt &&
  60         git commit -m "merge side (2)" &&
  61         echo 4.txt >diffc.expect &&
  62         diffc_verify
  63 '
  64
  65 test_expect_success 'merge introduces new file' '
  66         git checkout side &&
  67         for i in $(test_seq 5 9)
  68         do
  69                 echo $i/4 >>$i.txt
  70         done &&
  71         git commit -a -m "side 5-9" &&
  72         git checkout master &&
  73         for i in $(test_seq 1 3)
  74         do
  75                 echo $i/4 >>$i.txt
  76         done &&
  77         git commit -a -m "master 1-3 +4hello" &&
  78         git merge side &&
  79         echo "Hello World" >4hello.txt &&
  80         git add 4hello.txt &&
  81         git commit --amend &&
  82         echo 4hello.txt >diffc.expect &&
  83         diffc_verify
  84 '
  85
  86 test_expect_success 'merge removed a file' '
  87         git checkout side &&
  88         for i in $(test_seq 5 9)
  89         do
  90                 echo $i/5 >>$i.txt
  91         done &&
  92         git commit -a -m "side 5-9" &&
  93         git checkout master &&
  94         for i in $(test_seq 1 3)
  95         do
  96                 echo $i/4 >>$i.txt
  97         done &&
  98         git commit -a -m "master 1-3" &&
  99         git merge side &&
 100         git rm 4.txt &&
 101         git commit --amend &&
 102         echo 4.txt >diffc.expect &&
 103         diffc_verify
 104 '
 105
 106 test_done