t/t4211-line-log.sh

   1 #!/bin/sh
   2
   3 test_description='test log -L'
   4 . ./test-lib.sh
   5
   6 test_expect_success 'setup (import history)' '
   7         git fast-import < "$TEST_DIRECTORY"/t4211/history.export &&
   8         git reset --hard
   9 '
  10
  11 canned_test_1 () {
  12         test_expect_$1 "$2" "
  13                 git log $2 >actual &&
  14                 test_cmp \"\$TEST_DIRECTORY\"/t4211/expect.$3 actual
  15         "
  16 }
  17
  18 canned_test () {
  19         canned_test_1 success "$@"
  20 }
  21 canned_test_failure () {
  22         canned_test_1 failure "$@"
  23 }
  24
  25 test_bad_opts () {
  26         test_expect_success "invalid args: $1" "
  27                 test_must_fail git log $1 2>errors &&
  28                 grep '$2' errors
  29         "
  30 }
  31
  32 canned_test "-L 4,12:a.c simple" simple-f
  33 canned_test "-L 4,+9:a.c simple" simple-f
  34 canned_test "-L '/long f/,/^}/:a.c' simple" simple-f
  35 canned_test "-L :f:a.c simple" simple-f-to-main
  36
  37 canned_test "-L '/main/,/^}/:a.c' simple" simple-main
  38 canned_test "-L :main:a.c simple" simple-main-to-end
  39
  40 canned_test "-L 1,+4:a.c simple" beginning-of-file
  41
  42 canned_test "-L 20:a.c simple" end-of-file
  43
  44 canned_test "-L '/long f/',/^}/:a.c -L /main/,/^}/:a.c simple" two-ranges
  45 canned_test "-L 24,+1:a.c simple" vanishes-early
  46
  47 canned_test "-M -L '/long f/,/^}/:b.c' move-support" move-support-f
  48 canned_test "-M -L ':f:b.c' parallel-change" parallel-change-f-to-main
  49
  50 canned_test "-L 4,12:a.c -L :main:a.c simple" multiple
  51 canned_test "-L 4,18:a.c -L ^:main:a.c simple" multiple-overlapping
  52 canned_test "-L :main:a.c -L 4,18:a.c simple" multiple-overlapping
  53 canned_test "-L 4:a.c -L 8,12:a.c simple" multiple-superset
  54 canned_test "-L 8,12:a.c -L 4:a.c simple" multiple-superset
  55
  56 test_bad_opts "-L" "switch.*requires a value"
  57 test_bad_opts "-L b.c" "argument not .start,end:file"
  58 test_bad_opts "-L 1:" "argument not .start,end:file"
  59 test_bad_opts "-L 1:nonexistent" "There is no path"
  60 test_bad_opts "-L 1:simple" "There is no path"
  61 test_bad_opts "-L '/foo:b.c'" "argument not .start,end:file"
  62 test_bad_opts "-L 1000:b.c" "has only.*lines"
  63 test_bad_opts "-L 1,1000:b.c" "has only.*lines"
  64 test_bad_opts "-L :b.c" "argument not .start,end:file"
  65 test_bad_opts "-L :foo:b.c" "no match"
  66
  67 test_expect_success '-L X (X == nlines)' '
  68         n=$(wc -l <b.c) &&
  69         git log -L $n:b.c
  70 '
  71
  72 test_expect_success '-L X (X == nlines + 1)' '
  73         n=$(expr $(wc -l <b.c) + 1) &&
  74         test_must_fail git log -L $n:b.c
  75 '
  76
  77 test_expect_success '-L X (X == nlines + 2)' '
  78         n=$(expr $(wc -l <b.c) + 2) &&
  79         test_must_fail git log -L $n:b.c
  80 '
  81
  82 test_expect_success '-L ,Y (Y == nlines)' '
  83         n=$(printf "%d" $(wc -l <b.c)) &&
  84         git log -L ,$n:b.c
  85 '
  86
  87 test_expect_success '-L ,Y (Y == nlines + 1)' '
  88         n=$(expr $(wc -l <b.c) + 1) &&
  89         test_must_fail git log -L ,$n:b.c
  90 '
  91
  92 test_expect_success '-L ,Y (Y == nlines + 2)' '
  93         n=$(expr $(wc -l <b.c) + 2) &&
  94         test_must_fail git log -L ,$n:b.c
  95 '
  96
  97 test_expect_success '-L with --first-parent and a merge' '
  98         git checkout parallel-change &&
  99         git log --first-parent -L 1,1:b.c
 100 '
 101
 102 test_expect_success '-L with --output' '
 103         git checkout parallel-change &&
 104         git log --output=log -L :main:b.c >output &&
 105         test ! -s output &&
 106         test_line_count = 70 log
 107 '
 108
 109 test_expect_success 'range_set_union' '
 110         test_seq 500 > c.c &&
 111         git add c.c &&
 112         git commit -m "many lines" &&
 113         test_seq 1000 > c.c &&
 114         git add c.c &&
 115         git commit -m "modify many lines" &&
 116         git log $(for x in $(test_seq 200); do echo -L $((2*x)),+1:c.c; done)
 117 '
 118
 119 test_done