Andrew's git / gitweb.git / t/t5322-pack-objects-sparse.sh
?
t / t5322-pack-objects-sparse.shon commit The third batch (8dca754)
   1#!/bin/sh
   2
   3test_description='pack-objects object selection using sparse algorithm'
   4. ./test-lib.sh
   5
   6test_expect_success 'setup repo' '
   7        test_commit initial &&
   8        for i in $(test_seq 1 3)
   9        do
  10                mkdir f$i &&
  11                for j in $(test_seq 1 3)
  12                do
  13                        mkdir f$i/f$j &&
  14                        echo $j >f$i/f$j/data.txt
  15                done
  16        done &&
  17        git add . &&
  18        git commit -m "Initialized trees" &&
  19        for i in $(test_seq 1 3)
  20        do
  21                git checkout -b topic$i master &&
  22                echo change-$i >f$i/f$i/data.txt &&
  23                git commit -a -m "Changed f$i/f$i/data.txt"
  24        done &&
  25        cat >packinput.txt <<-EOF &&
  26        topic1
  27        ^topic2
  28        ^topic3
  29        EOF
  30        git rev-parse                   \
  31                topic1                  \
  32                topic1^{tree}           \
  33                topic1:f1               \
  34                topic1:f1/f1            \
  35                topic1:f1/f1/data.txt | sort >expect_objects.txt
  36'
  37
  38test_expect_success 'non-sparse pack-objects' '
  39        git pack-objects --stdout --revs --no-sparse <packinput.txt >nonsparse.pack &&
  40        git index-pack -o nonsparse.idx nonsparse.pack &&
  41        git show-index <nonsparse.idx | awk "{print \$2}" >nonsparse_objects.txt &&
  42        test_cmp expect_objects.txt nonsparse_objects.txt
  43'
  44
  45test_expect_success 'sparse pack-objects' '
  46        git pack-objects --stdout --revs --sparse <packinput.txt >sparse.pack &&
  47        git index-pack -o sparse.idx sparse.pack &&
  48        git show-index <sparse.idx | awk "{print \$2}" >sparse_objects.txt &&
  49        test_cmp expect_objects.txt sparse_objects.txt
  50'
  51
  52test_expect_success 'duplicate a folder from f3 and commit to topic1' '
  53        git checkout topic1 &&
  54        echo change-3 >f3/f3/data.txt &&
  55        git commit -a -m "Changed f3/f3/data.txt" &&
  56        git rev-parse                   \
  57                topic1~1                \
  58                topic1~1^{tree}         \
  59                topic1^{tree}           \
  60                topic1                  \
  61                topic1:f1               \
  62                topic1:f1/f1            \
  63                topic1:f1/f1/data.txt | sort >required_objects.txt
  64'
  65
  66test_expect_success 'non-sparse pack-objects' '
  67        git pack-objects --stdout --revs --no-sparse <packinput.txt >nonsparse.pack &&
  68        git index-pack -o nonsparse.idx nonsparse.pack &&
  69        git show-index <nonsparse.idx | awk "{print \$2}" >nonsparse_objects.txt &&
  70        comm -1 -2 required_objects.txt nonsparse_objects.txt >nonsparse_required_objects.txt &&
  71        test_cmp required_objects.txt nonsparse_required_objects.txt
  72'
  73
  74test_expect_success 'sparse pack-objects' '
  75        git pack-objects --stdout --revs --sparse <packinput.txt >sparse.pack &&
  76        git index-pack -o sparse.idx sparse.pack &&
  77        git show-index <sparse.idx | awk "{print \$2}" >sparse_objects.txt &&
  78        comm -1 -2 required_objects.txt sparse_objects.txt >sparse_required_objects.txt &&
  79        test_cmp required_objects.txt sparse_required_objects.txt
  80'
  81
  82# Demonstrate that the algorithms differ when we copy a tree wholesale
  83# from one folder to another.
  84
  85test_expect_success 'duplicate a folder from f1 into f3' '
  86        mkdir f3/f4 &&
  87        cp -r f1/f1/* f3/f4 &&
  88        git add f3/f4 &&
  89        git commit -m "Copied f1/f1 to f3/f4" &&
  90        cat >packinput.txt <<-EOF &&
  91        topic1
  92        ^topic1~1
  93        EOF
  94        git rev-parse           \
  95                topic1          \
  96                topic1^{tree}   \
  97                topic1:f3 | sort >required_objects.txt
  98'
  99
 100test_expect_success 'non-sparse pack-objects' '
 101        git pack-objects --stdout --revs --no-sparse <packinput.txt >nonsparse.pack &&
 102        git index-pack -o nonsparse.idx nonsparse.pack &&
 103        git show-index <nonsparse.idx | awk "{print \$2}" >nonsparse_objects.txt &&
 104        comm -1 -2 required_objects.txt nonsparse_objects.txt >nonsparse_required_objects.txt &&
 105        test_cmp required_objects.txt nonsparse_required_objects.txt
 106'
 107
 108test_expect_success 'sparse pack-objects' '
 109        git rev-parse                   \
 110                topic1                  \
 111                topic1^{tree}           \
 112                topic1:f3               \
 113                topic1:f3/f4            \
 114                topic1:f3/f4/data.txt | sort >expect_sparse_objects.txt &&
 115        git pack-objects --stdout --revs --sparse <packinput.txt >sparse.pack &&
 116        git index-pack -o sparse.idx sparse.pack &&
 117        git show-index <sparse.idx | awk "{print \$2}" >sparse_objects.txt &&
 118        test_cmp expect_sparse_objects.txt sparse_objects.txt
 119'
 120
 121test_expect_success 'pack.useSparse enables algorithm' '
 122        git config pack.useSparse true &&
 123        git pack-objects --stdout --revs <packinput.txt >sparse.pack &&
 124        git index-pack -o sparse.idx sparse.pack &&
 125        git show-index <sparse.idx | awk "{print \$2}" >sparse_objects.txt &&
 126        test_cmp expect_sparse_objects.txt sparse_objects.txt
 127'
 128
 129test_expect_success 'pack.useSparse overridden' '
 130        git pack-objects --stdout --revs --no-sparse <packinput.txt >sparse.pack &&
 131        git index-pack -o sparse.idx sparse.pack &&
 132        git show-index <sparse.idx | awk "{print \$2}" >sparse_objects.txt &&
 133        test_cmp required_objects.txt sparse_objects.txt
 134'
 135
 136test_done