| #!/bin/sh |
| |
| test_description='diff --relative tests' |
| . ./test-lib.sh |
| |
| test_expect_success 'setup' ' |
| git commit --allow-empty -m empty && |
| echo content >file1 && |
| mkdir subdir && |
| echo other content >subdir/file2 && |
| blob_file1=$(git hash-object file1) && |
| blob_file2=$(git hash-object subdir/file2) && |
| git add . && |
| git commit -m one |
| ' |
| |
| check_diff () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| short_blob=$(git rev-parse --short $blob_file2) |
| cat >expected <<-EOF |
| diff --git a/$expect b/$expect |
| new file mode 100644 |
| index 0000000..$short_blob |
| --- /dev/null |
| +++ b/$expect |
| @@ -0,0 +1 @@ |
| +other content |
| EOF |
| test_expect_success "-p $*" " |
| git -C '$dir' diff -p $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| check_numstat () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| cat >expected <<-EOF |
| 1 0 $expect |
| EOF |
| test_expect_success "--numstat $*" " |
| echo '1 0 $expect' >expected && |
| git -C '$dir' diff --numstat $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| check_stat () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| cat >expected <<-EOF |
| $expect | 1 + |
| 1 file changed, 1 insertion(+) |
| EOF |
| test_expect_success "--stat $*" " |
| git -C '$dir' diff --stat $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| check_raw () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| cat >expected <<-EOF |
| :000000 100644 $ZERO_OID $blob_file2 A $expect |
| EOF |
| test_expect_success "--raw $*" " |
| git -C '$dir' diff --no-abbrev --raw $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| for type in diff numstat stat raw |
| do |
| check_$type . file2 --relative=subdir/ |
| check_$type . file2 --relative=subdir |
| check_$type subdir file2 --relative |
| check_$type . dir/file2 --relative=sub |
| done |
| |
| check_diff_relative_option () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| relative_opt=$1 |
| shift |
| test_expect_success "config diff.relative $relative_opt -p $*" " |
| short_blob=\$(git rev-parse --short $blob_file2) && |
| cat >expected <<-EOF && |
| diff --git a/$expect b/$expect |
| new file mode 100644 |
| index 0000000..\$short_blob |
| --- /dev/null |
| +++ b/$expect |
| @@ -0,0 +1 @@ |
| +other content |
| EOF |
| test_config -C $dir diff.relative $relative_opt && |
| git -C '$dir' diff -p $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| check_diff_no_relative_option () { |
| dir=$1 |
| shift |
| expect=$1 |
| shift |
| relative_opt=$1 |
| shift |
| test_expect_success "config diff.relative $relative_opt -p $*" " |
| short_blob_file1=\$(git rev-parse --short $blob_file1) && |
| short_blob_file2=\$(git rev-parse --short $blob_file2) && |
| cat >expected <<-EOF && |
| diff --git a/file1 b/file1 |
| new file mode 100644 |
| index 0000000..\$short_blob_file1 |
| --- /dev/null |
| +++ b/file1 |
| @@ -0,0 +1 @@ |
| +content |
| diff --git a/$expect b/$expect |
| new file mode 100644 |
| index 0000000..\$short_blob_file2 |
| --- /dev/null |
| +++ b/$expect |
| @@ -0,0 +1 @@ |
| +other content |
| EOF |
| test_config -C $dir diff.relative $relative_opt && |
| git -C '$dir' diff -p $* HEAD^ >actual && |
| test_cmp expected actual |
| " |
| } |
| |
| check_diff_no_relative_option . subdir/file2 false |
| check_diff_no_relative_option . subdir/file2 true --no-relative |
| check_diff_no_relative_option . subdir/file2 false --no-relative |
| check_diff_no_relative_option subdir subdir/file2 false |
| check_diff_no_relative_option subdir subdir/file2 true --no-relative |
| check_diff_no_relative_option subdir subdir/file2 false --no-relative |
| |
| check_diff_relative_option . file2 false --relative=subdir/ |
| check_diff_relative_option . file2 false --relative=subdir |
| check_diff_relative_option . file2 true --relative=subdir/ |
| check_diff_relative_option . file2 true --relative=subdir |
| check_diff_relative_option subdir file2 false --relative |
| check_diff_relative_option subdir file2 true --relative |
| check_diff_relative_option subdir file2 true |
| check_diff_relative_option subdir file2 false --no-relative --relative |
| check_diff_relative_option subdir file2 true --no-relative --relative |
| check_diff_relative_option . file2 false --no-relative --relative=subdir |
| check_diff_relative_option . file2 true --no-relative --relative=subdir |
| |
| test_expect_success 'external diff with --relative' ' |
| test_when_finished "git reset --hard" && |
| echo changed >file1 && |
| echo changed >subdir/file2 && |
| |
| write_script mydiff <<-\EOF && |
| # hacky pretend diff; the goal here is just to make sure we got |
| # passed sensible input that we _could_ diff, without relying on |
| # the specific output of a system diff tool. |
| echo "diff a/$1 b/$1" && |
| echo "--- a/$1" && |
| echo "+++ b/$1" && |
| echo "@@ -1 +0,0 @@" && |
| sed "s/^/-/" "$2" && |
| sed "s/^/+/" "$5" |
| EOF |
| |
| cat >expect <<-\EOF && |
| diff a/file2 b/file2 |
| --- a/file2 |
| +++ b/file2 |
| @@ -1 +0,0 @@ |
| -other content |
| +changed |
| EOF |
| GIT_EXTERNAL_DIFF=./mydiff git diff --relative=subdir >actual && |
| test_cmp expect actual |
| ' |
| |
| test_expect_success 'setup diff --relative unmerged' ' |
| test_commit zero file0 && |
| test_commit base subdir/file0 && |
| git switch -c br1 && |
| test_commit one file0 && |
| test_commit sub1 subdir/file0 && |
| git switch -c br2 base && |
| test_commit two file0 && |
| git switch -c br3 && |
| test_commit sub3 subdir/file0 |
| ' |
| |
| test_expect_success 'diff --relative without change in subdir' ' |
| git switch br2 && |
| test_when_finished "git merge --abort" && |
| test_must_fail git merge one && |
| git -C subdir diff --relative >out && |
| test_must_be_empty out && |
| git -C subdir diff --relative --name-only >out && |
| test_must_be_empty out |
| ' |
| |
| test_expect_success 'diff --relative --name-only with change in subdir' ' |
| git switch br3 && |
| test_when_finished "git merge --abort" && |
| test_must_fail git merge sub1 && |
| test_write_lines file0 file0 >expected && |
| git -C subdir diff --relative --name-only >out && |
| test_cmp expected out |
| ' |
| |
| test_expect_failure 'diff --relative with change in subdir' ' |
| git switch br3 && |
| br1_blob=$(git rev-parse --short --verify br1:subdir/file0) && |
| br3_blob=$(git rev-parse --short --verify br3:subdir/file0) && |
| test_when_finished "git merge --abort" && |
| test_must_fail git merge br1 && |
| cat >expected <<-EOF && |
| diff --cc file0 |
| index $br3_blob,$br1_blob..0000000 |
| --- a/file0 |
| +++ b/file0 |
| @@@ -1,1 -1,1 +1,5 @@@ |
| ++<<<<<<< HEAD |
| +sub3 |
| ++======= |
| + sub1 |
| ++>>>>>>> br1 |
| EOF |
| git -C subdir diff --relative >out && |
| test_cmp expected out |
| ' |
| |
| test_done |