t/t6004-rev-list-path-optim.sh

   1 #!/bin/sh
   2
   3 test_description='git rev-list trivial path optimization test
   4
   5    d/z1
   6    b0                             b1
   7    o------------------------*----o master
   8   /                        /
   9  o---------o----o----o----o side
  10  a0        c0   c1   a1   c2
  11  d/f0      d/f1
  12  d/z0
  13
  14 '
  15
  16 . ./test-lib.sh
  17
  18 test_expect_success setup '
  19         echo Hello >a &&
  20         mkdir d &&
  21         echo World >d/f &&
  22         echo World >d/z &&
  23         git add a d &&
  24         test_tick &&
  25         git commit -m "Initial commit" &&
  26         git rev-parse --verify HEAD &&
  27         git tag initial
  28 '
  29
  30 test_expect_success path-optimization '
  31         test_tick &&
  32         commit=$(echo "Unchanged tree" | git commit-tree "HEAD^{tree}" -p HEAD) &&
  33         test $(git rev-list $commit | wc -l) = 2 &&
  34         test $(git rev-list $commit -- . | wc -l) = 1
  35 '
  36
  37 test_expect_success 'further setup' '
  38         git checkout -b side &&
  39         echo Irrelevant >c &&
  40         echo Irrelevant >d/f &&
  41         git add c d/f &&
  42         test_tick &&
  43         git commit -m "Side makes an irrelevant commit" &&
  44         git tag side_c0 &&
  45         echo "More Irrelevancy" >c &&
  46         git add c &&
  47         test_tick &&
  48         git commit -m "Side makes another irrelevant commit" &&
  49         echo Bye >a &&
  50         git add a &&
  51         test_tick &&
  52         git commit -m "Side touches a" &&
  53         git tag side_a1 &&
  54         echo "Yet more Irrelevancy" >c &&
  55         git add c &&
  56         test_tick &&
  57         git commit -m "Side makes yet another irrelevant commit" &&
  58         git checkout master &&
  59         echo Another >b &&
  60         echo Munged >d/z &&
  61         git add b d/z &&
  62         test_tick &&
  63         git commit -m "Master touches b" &&
  64         git tag master_b0 &&
  65         git merge side &&
  66         echo Touched >b &&
  67         git add b &&
  68         test_tick &&
  69         git commit -m "Master touches b again"
  70 '
  71
  72 test_expect_success 'path optimization 2' '
  73         git rev-parse side_a1 initial >expected &&
  74         git rev-list HEAD -- a >actual &&
  75         test_cmp expected actual
  76 '
  77
  78 test_expect_success 'pathspec with leading path' '
  79         git rev-parse master^ master_b0 side_c0 initial >expected &&
  80         git rev-list HEAD -- d >actual &&
  81         test_cmp expected actual
  82 '
  83
  84 test_expect_success 'pathspec with glob (1)' '
  85         git rev-parse master^ master_b0 side_c0 initial >expected &&
  86         git rev-list HEAD -- "d/*" >actual &&
  87         test_cmp expected actual
  88 '
  89
  90 test_expect_success 'pathspec with glob (2)' '
  91         git rev-parse side_c0 initial >expected &&
  92         git rev-list HEAD -- "d/[a-m]*" >actual &&
  93         test_cmp expected actual
  94 '
  95
  96 test_done