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https://github.com/git/git.git
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4109c28e05
Fix (rarely used) "git diff-tree -t" regression in 2.0. * jk/diff-tree-t-fix: intersect_paths: respect mode in git's tree-sort
439 lines
8.7 KiB
Bash
Executable File
439 lines
8.7 KiB
Bash
Executable File
#!/bin/sh
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test_description='combined diff'
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. ./test-lib.sh
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. "$TEST_DIRECTORY"/diff-lib.sh
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setup_helper () {
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one=$1 branch=$2 side=$3 &&
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git branch $side $branch &&
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for l in $one two three fyra
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do
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echo $l
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done >file &&
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git add file &&
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test_tick &&
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git commit -m $branch &&
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git checkout $side &&
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for l in $one two three quatro
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do
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echo $l
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done >file &&
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git add file &&
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test_tick &&
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git commit -m $side &&
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test_must_fail git merge $branch &&
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for l in $one three four
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do
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echo $l
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done >file &&
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git add file &&
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test_tick &&
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git commit -m "merge $branch into $side"
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}
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verify_helper () {
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it=$1 &&
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# Ignore lines that were removed only from the other parent
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sed -e '
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1,/^@@@/d
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/^ -/d
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s/^\(.\)./\1/
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' "$it" >"$it.actual.1" &&
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sed -e '
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1,/^@@@/d
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/^- /d
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s/^.\(.\)/\1/
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' "$it" >"$it.actual.2" &&
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git diff "$it^" "$it" -- | sed -e '1,/^@@/d' >"$it.expect.1" &&
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test_cmp "$it.expect.1" "$it.actual.1" &&
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git diff "$it^2" "$it" -- | sed -e '1,/^@@/d' >"$it.expect.2" &&
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test_cmp "$it.expect.2" "$it.actual.2"
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}
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test_expect_success setup '
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>file &&
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git add file &&
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test_tick &&
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git commit -m initial &&
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git branch withone &&
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git branch sansone &&
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git checkout withone &&
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setup_helper one withone sidewithone &&
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git checkout sansone &&
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setup_helper "" sansone sidesansone
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'
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test_expect_success 'check combined output (1)' '
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git show sidewithone -- >sidewithone &&
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verify_helper sidewithone
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'
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test_expect_success 'check combined output (2)' '
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git show sidesansone -- >sidesansone &&
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verify_helper sidesansone
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'
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test_expect_success 'diagnose truncated file' '
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>file &&
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git add file &&
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git commit --amend -C HEAD &&
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git show >out &&
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grep "diff --cc file" out
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'
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test_expect_success 'setup for --cc --raw' '
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blob=$(echo file | git hash-object --stdin -w) &&
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base_tree=$(echo "100644 blob $blob file" | git mktree) &&
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trees= &&
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for i in $(test_seq 1 40)
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do
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blob=$(echo file$i | git hash-object --stdin -w) &&
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trees="$trees$(echo "100644 blob $blob file" | git mktree)$LF"
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done
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'
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test_expect_success 'check --cc --raw with four trees' '
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four_trees=$(echo "$trees" | sed -e 4q) &&
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git diff --cc --raw $four_trees $base_tree >out &&
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# Check for four leading colons in the output:
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grep "^::::[^:]" out
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'
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test_expect_success 'check --cc --raw with forty trees' '
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git diff --cc --raw $trees $base_tree >out &&
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# Check for forty leading colons in the output:
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grep "^::::::::::::::::::::::::::::::::::::::::[^:]" out
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'
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test_expect_success 'setup combined ignore spaces' '
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git checkout master &&
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>test &&
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git add test &&
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git commit -m initial &&
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tr -d Q <<-\EOF >test &&
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always coalesce
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eol space coalesce Q
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space change coalesce
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all spa ces coalesce
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eol spaces Q
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space change
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all spa ces
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EOF
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git commit -m "test space change" -a &&
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git checkout -b side HEAD^ &&
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tr -d Q <<-\EOF >test &&
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always coalesce
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eol space coalesce
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space change coalesce
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all spaces coalesce
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eol spaces
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space change
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all spaces
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EOF
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git commit -m "test other space changes" -a &&
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test_must_fail git merge master &&
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tr -d Q <<-\EOF >test &&
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eol spaces Q
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space change
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all spa ces
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EOF
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git commit -m merged -a
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'
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test_expect_success 'check combined output (no ignore space)' '
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git show >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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--always coalesce
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- eol space coalesce
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- space change coalesce
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- all spaces coalesce
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- eol spaces
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- space change
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- all spaces
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-eol space coalesce Q
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-space change coalesce
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-all spa ces coalesce
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+ eol spaces Q
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+ space change
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+ all spa ces
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'check combined output (ignore space at eol)' '
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git show --ignore-space-at-eol >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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--always coalesce
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--eol space coalesce
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- space change coalesce
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- all spaces coalesce
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-space change coalesce
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-all spa ces coalesce
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eol spaces Q
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- space change
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- all spaces
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+ space change
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+ all spa ces
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'check combined output (ignore space change)' '
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git show -b >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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--always coalesce
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--eol space coalesce
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--space change coalesce
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- all spaces coalesce
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-all spa ces coalesce
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eol spaces Q
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space change
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- all spaces
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+ all spa ces
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'check combined output (ignore all spaces)' '
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git show -w >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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--always coalesce
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--eol space coalesce
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--space change coalesce
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--all spaces coalesce
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eol spaces Q
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space change
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all spa ces
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'combine diff coalesce simple' '
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>test &&
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git add test &&
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git commit -m initial &&
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test_seq 4 >test &&
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git commit -a -m empty1 &&
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git branch side1 &&
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git checkout HEAD^ &&
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test_seq 5 >test &&
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git commit -a -m empty2 &&
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test_must_fail git merge side1 &&
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>test &&
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git commit -a -m merge &&
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git show >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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--1
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--2
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--3
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--4
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- 5
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'combine diff coalesce tricky' '
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>test &&
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git add test &&
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git commit -m initial --allow-empty &&
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cat <<-\EOF >test &&
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3
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1
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2
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3
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4
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EOF
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git commit -a -m empty1 &&
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git branch -f side1 &&
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git checkout HEAD^ &&
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cat <<-\EOF >test &&
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1
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3
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5
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4
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EOF
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git commit -a -m empty2 &&
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git branch -f side2 &&
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test_must_fail git merge side1 &&
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>test &&
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git commit -a -m merge &&
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git show >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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-3
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--1
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-2
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--3
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- 5
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--4
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EOF
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compare_diff_patch expected actual &&
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git checkout -f side1 &&
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test_must_fail git merge side2 &&
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>test &&
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git commit -a -m merge &&
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git show >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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- 3
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--1
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- 2
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--3
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-5
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--4
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EOF
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compare_diff_patch expected actual
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'
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test_expect_failure 'combine diff coalesce three parents' '
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>test &&
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git add test &&
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git commit -m initial --allow-empty &&
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cat <<-\EOF >test &&
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3
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1
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2
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3
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4
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EOF
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git commit -a -m empty1 &&
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git checkout -B side1 &&
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git checkout HEAD^ &&
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cat <<-\EOF >test &&
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1
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3
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7
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5
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4
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EOF
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git commit -a -m empty2 &&
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git branch -f side2 &&
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git checkout HEAD^ &&
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cat <<-\EOF >test &&
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3
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1
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6
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5
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4
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EOF
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git commit -a -m empty3 &&
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>test &&
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git add test &&
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TREE=$(git write-tree) &&
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COMMIT=$(git commit-tree -p HEAD -p side1 -p side2 -m merge $TREE) &&
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git show $COMMIT >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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-- 3
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---1
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- 6
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- 2
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--3
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-7
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- -5
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---4
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EOF
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compare_diff_patch expected actual
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'
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# Test for a bug reported at
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# http://thread.gmane.org/gmane.comp.version-control.git/224410
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# where a delete lines were missing from combined diff output when they
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# occurred exactly before the context lines of a later change.
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test_expect_success 'combine diff missing delete bug' '
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git commit -m initial --allow-empty &&
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cat <<-\EOF >test &&
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1
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2
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3
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4
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EOF
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git add test &&
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git commit -a -m side1 &&
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git checkout -B side1 &&
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git checkout HEAD^ &&
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cat <<-\EOF >test &&
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0
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1
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2
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3
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4modified
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EOF
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git add test &&
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git commit -m side2 &&
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git branch -f side2 &&
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test_must_fail git merge --no-commit side1 &&
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cat <<-\EOF >test &&
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1
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2
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3
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4modified
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EOF
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git add test &&
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git commit -a -m merge &&
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git diff-tree -c -p HEAD >actual.tmp &&
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sed -e "1,/^@@@/d" < actual.tmp >actual &&
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tr -d Q <<-\EOF >expected &&
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- 0
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1
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2
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3
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-4
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+4modified
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EOF
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compare_diff_patch expected actual
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'
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test_expect_success 'combine diff gets tree sorting right' '
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# create a directory and a file that sort differently in trees
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# versus byte-wise (implied "/" sorts after ".")
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git checkout -f master &&
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mkdir foo &&
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echo base >foo/one &&
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echo base >foo/two &&
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echo base >foo.ext &&
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git add foo foo.ext &&
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git commit -m base &&
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# one side modifies a file in the directory, along with the root
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# file...
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echo master >foo/one &&
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echo master >foo.ext &&
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git commit -a -m master &&
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# the other side modifies the other file in the directory
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git checkout -b other HEAD^ &&
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echo other >foo/two &&
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git commit -a -m other &&
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# And now we merge. The files in the subdirectory will resolve cleanly,
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# meaning that a combined diff will not find them interesting. But it
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# will find the tree itself interesting, because it had to be merged.
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git checkout master &&
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git merge other &&
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printf "MM\tfoo\n" >expect &&
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git diff-tree -c --name-status -t HEAD >actual.tmp &&
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sed 1d <actual.tmp >actual &&
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test_cmp expect actual
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'
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test_done
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