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Diffstat (limited to '')
| -rwxr-xr-x | t/t4211-line-log.sh | 318 |
1 files changed, 318 insertions, 0 deletions
diff --git a/t/t4211-line-log.sh b/t/t4211-line-log.sh new file mode 100755 index 0000000..ac9e4d0 --- /dev/null +++ b/t/t4211-line-log.sh @@ -0,0 +1,318 @@ +#!/bin/sh + +test_description='test log -L' +GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main +export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME + +. ./test-lib.sh + +test_expect_success 'setup (import history)' ' + git fast-import < "$TEST_DIRECTORY"/t4211/history.export && + git reset --hard +' + +test_expect_success 'basic command line parsing' ' + # This may fail due to "no such path a.c in commit", or + # "-L is incompatible with pathspec", depending on the + # order the error is checked. Either is acceptable. + test_must_fail git log -L1,1:a.c -- a.c && + + # -L requires there is no pathspec + test_must_fail git log -L1,1:b.c -- b.c 2>error && + test_i18ngrep "cannot be used with pathspec" error && + + # This would fail because --follow wants a single path, but + # we may fail due to incompatibility between -L/--follow in + # the future. Either is acceptable. + test_must_fail git log -L1,1:b.c --follow && + test_must_fail git log --follow -L1,1:b.c && + + # This would fail because -L wants no pathspec, but + # we may fail due to incompatibility between -L/--follow in + # the future. Either is acceptable. + test_must_fail git log --follow -L1,1:b.c -- b.c +' + +canned_test_1 () { + test_expect_$1 "$2" " + git log $2 >actual && + test_cmp \"\$TEST_DIRECTORY\"/t4211/$(test_oid algo)/expect.$3 actual + " +} + +canned_test () { + canned_test_1 success "$@" +} +canned_test_failure () { + canned_test_1 failure "$@" +} + +test_bad_opts () { + test_expect_success "invalid args: $1" " + test_must_fail git log $1 2>errors && + test_i18ngrep '$2' errors + " +} + +canned_test "-L 4,12:a.c simple" simple-f +canned_test "-L 4,+9:a.c simple" simple-f +canned_test "-L '/long f/,/^}/:a.c' simple" simple-f +canned_test "-L :f:a.c simple" simple-f-to-main + +canned_test "-L '/main/,/^}/:a.c' simple" simple-main +canned_test "-L :main:a.c simple" simple-main-to-end + +canned_test "-L 1,+4:a.c simple" beginning-of-file + +canned_test "-L 20:a.c simple" end-of-file + +canned_test "-L '/long f/',/^}/:a.c -L /main/,/^}/:a.c simple" two-ranges +canned_test "-L 24,+1:a.c simple" vanishes-early + +canned_test "-M -L '/long f/,/^}/:b.c' move-support" move-support-f +canned_test "-M -L ':f:b.c' parallel-change" parallel-change-f-to-main + +canned_test "-L 4,12:a.c -L :main:a.c simple" multiple +canned_test "-L 4,18:a.c -L ^:main:a.c simple" multiple-overlapping +canned_test "-L :main:a.c -L 4,18:a.c simple" multiple-overlapping +canned_test "-L 4:a.c -L 8,12:a.c simple" multiple-superset +canned_test "-L 8,12:a.c -L 4:a.c simple" multiple-superset + +test_bad_opts "-L" "switch.*requires a value" +test_bad_opts "-L b.c" "argument not .start,end:file" +test_bad_opts "-L 1:" "argument not .start,end:file" +test_bad_opts "-L 1:nonexistent" "There is no path" +test_bad_opts "-L 1:simple" "There is no path" +test_bad_opts "-L '/foo:b.c'" "argument not .start,end:file" +test_bad_opts "-L 1000:b.c" "has only.*lines" +test_bad_opts "-L :b.c" "argument not .start,end:file" +test_bad_opts "-L :foo:b.c" "no match" + +test_expect_success '-L X (X == nlines)' ' + n=$(wc -l <b.c) && + git log -L $n:b.c +' + +test_expect_success '-L X (X == nlines + 1)' ' + n=$(expr $(wc -l <b.c) + 1) && + test_must_fail git log -L $n:b.c +' + +test_expect_success '-L X (X == nlines + 2)' ' + n=$(expr $(wc -l <b.c) + 2) && + test_must_fail git log -L $n:b.c +' + +test_expect_success '-L ,Y (Y == nlines)' ' + n=$(printf "%d" $(wc -l <b.c)) && + git log -L ,$n:b.c +' + +test_expect_success '-L ,Y (Y == nlines + 1)' ' + n=$(expr $(wc -l <b.c) + 1) && + git log -L ,$n:b.c +' + +test_expect_success '-L ,Y (Y == nlines + 2)' ' + n=$(expr $(wc -l <b.c) + 2) && + git log -L ,$n:b.c +' + +test_expect_success '-L with --first-parent and a merge' ' + git checkout parallel-change && + git log --first-parent -L 1,1:b.c +' + +test_expect_success '-L with --output' ' + git checkout parallel-change && + git log --output=log -L :main:b.c >output && + test_must_be_empty output && + test_line_count = 70 log +' + +test_expect_success 'range_set_union' ' + test_seq 500 > c.c && + git add c.c && + git commit -m "many lines" && + test_seq 1000 > c.c && + git add c.c && + git commit -m "modify many lines" && + git log $(for x in $(test_seq 200); do echo -L $((2*x)),+1:c.c || return 1; done) +' + +test_expect_success '-s shows only line-log commits' ' + git log --format="commit %s" -L1,24:b.c >expect.raw && + grep ^commit expect.raw >expect && + git log --format="commit %s" -L1,24:b.c -s >actual && + test_cmp expect actual +' + +test_expect_success '-p shows the default patch output' ' + git log -L1,24:b.c >expect && + git log -L1,24:b.c -p >actual && + test_cmp expect actual +' + +test_expect_success '--raw is forbidden' ' + test_must_fail git log -L1,24:b.c --raw +' + +test_expect_success 'setup for checking fancy rename following' ' + git checkout --orphan moves-start && + git reset --hard && + + printf "%s\n" 12 13 14 15 b c d e >file-1 && + printf "%s\n" 22 23 24 25 B C D E >file-2 && + git add file-1 file-2 && + test_tick && + git commit -m "Add file-1 and file-2" && + oid_add_f1_f2=$(git rev-parse --short HEAD) && + + git checkout -b moves-main && + printf "%s\n" 11 12 13 14 15 b c d e >file-1 && + git commit -a -m "Modify file-1 on main" && + oid_mod_f1_main=$(git rev-parse --short HEAD) && + + printf "%s\n" 21 22 23 24 25 B C D E >file-2 && + git commit -a -m "Modify file-2 on main #1" && + oid_mod_f2_main_1=$(git rev-parse --short HEAD) && + + git mv file-1 renamed-1 && + git commit -m "Rename file-1 to renamed-1 on main" && + + printf "%s\n" 11 12 13 14 15 b c d e f >renamed-1 && + git commit -a -m "Modify renamed-1 on main" && + oid_mod_r1_main=$(git rev-parse --short HEAD) && + + printf "%s\n" 21 22 23 24 25 B C D E F >file-2 && + git commit -a -m "Modify file-2 on main #2" && + oid_mod_f2_main_2=$(git rev-parse --short HEAD) && + + git checkout -b moves-side moves-start && + printf "%s\n" 12 13 14 15 16 b c d e >file-1 && + git commit -a -m "Modify file-1 on side #1" && + oid_mod_f1_side_1=$(git rev-parse --short HEAD) && + + printf "%s\n" 22 23 24 25 26 B C D E >file-2 && + git commit -a -m "Modify file-2 on side" && + oid_mod_f2_side=$(git rev-parse --short HEAD) && + + git mv file-2 renamed-2 && + git commit -m "Rename file-2 to renamed-2 on side" && + + printf "%s\n" 12 13 14 15 16 a b c d e >file-1 && + git commit -a -m "Modify file-1 on side #2" && + oid_mod_f1_side_2=$(git rev-parse --short HEAD) && + + printf "%s\n" 22 23 24 25 26 A B C D E >renamed-2 && + git commit -a -m "Modify renamed-2 on side" && + oid_mod_r2_side=$(git rev-parse --short HEAD) && + + git checkout moves-main && + git merge moves-side && + oid_merge=$(git rev-parse --short HEAD) +' + +test_expect_success 'fancy rename following #1' ' + cat >expect <<-EOF && + $oid_merge Merge branch '\''moves-side'\'' into moves-main + $oid_mod_f1_side_2 Modify file-1 on side #2 + $oid_mod_f1_side_1 Modify file-1 on side #1 + $oid_mod_r1_main Modify renamed-1 on main + $oid_mod_f1_main Modify file-1 on main + $oid_add_f1_f2 Add file-1 and file-2 + EOF + git log -L1:renamed-1 --oneline --no-patch >actual && + test_cmp expect actual +' + +test_expect_success 'fancy rename following #2' ' + cat >expect <<-EOF && + $oid_merge Merge branch '\''moves-side'\'' into moves-main + $oid_mod_r2_side Modify renamed-2 on side + $oid_mod_f2_side Modify file-2 on side + $oid_mod_f2_main_2 Modify file-2 on main #2 + $oid_mod_f2_main_1 Modify file-2 on main #1 + $oid_add_f1_f2 Add file-1 and file-2 + EOF + git log -L1:renamed-2 --oneline --no-patch >actual && + test_cmp expect actual +' + +# Create the following linear history, where each commit does what its +# subject line promises: +# +# * 66c6410 Modify func2() in file.c +# * 50834e5 Modify other-file +# * fe5851c Modify func1() in file.c +# * 8c7c7dd Add other-file +# * d5f4417 Add func1() and func2() in file.c +test_expect_success 'setup for checking line-log and parent oids' ' + git checkout --orphan parent-oids && + git reset --hard && + + cat >file.c <<-\EOF && + int func1() + { + return F1; + } + + int func2() + { + return F2; + } + EOF + git add file.c && + test_tick && + first_tick=$test_tick && + git commit -m "Add func1() and func2() in file.c" && + + echo 1 >other-file && + git add other-file && + test_tick && + git commit -m "Add other-file" && + + sed -e "s/F1/F1 + 1/" file.c >tmp && + mv tmp file.c && + git commit -a -m "Modify func1() in file.c" && + + echo 2 >other-file && + git commit -a -m "Modify other-file" && + + sed -e "s/F2/F2 + 2/" file.c >tmp && + mv tmp file.c && + git commit -a -m "Modify func2() in file.c" && + + head_oid=$(git rev-parse --short HEAD) && + prev_oid=$(git rev-parse --short HEAD^) && + root_oid=$(git rev-parse --short HEAD~4) +' + +# Parent oid should be from immediate parent. +test_expect_success 'parent oids without parent rewriting' ' + cat >expect <<-EOF && + $head_oid $prev_oid Modify func2() in file.c + $root_oid Add func1() and func2() in file.c + EOF + git log --format="%h %p %s" --no-patch -L:func2:file.c >actual && + test_cmp expect actual +' + +# Parent oid should be from the most recent ancestor touching func2(), +# i.e. in this case from the root commit. +test_expect_success 'parent oids with parent rewriting' ' + cat >expect <<-EOF && + $head_oid $root_oid Modify func2() in file.c + $root_oid Add func1() and func2() in file.c + EOF + git log --format="%h %p %s" --no-patch -L:func2:file.c --parents >actual && + test_cmp expect actual +' + +test_expect_success 'line-log with --before' ' + echo $root_oid >expect && + git log --format=%h --no-patch -L:func2:file.c --before=$first_tick >actual && + test_cmp expect actual +' + +test_done |