1120c54c12
"git diff --relative" did not mix well with "git diff --ext-diff", which has been corrected. * jk/ext-diff-with-relative: diff: drop "name" parameter from prepare_temp_file() diff: clean up external-diff argv setup diff: use filespec path to set up tempfiles for ext-diff
250 lines
6.0 KiB
Bash
Executable File
250 lines
6.0 KiB
Bash
Executable File
#!/bin/sh
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test_description='diff --relative tests'
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TEST_PASSES_SANITIZE_LEAK=true
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. ./test-lib.sh
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test_expect_success 'setup' '
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git commit --allow-empty -m empty &&
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echo content >file1 &&
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mkdir subdir &&
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echo other content >subdir/file2 &&
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blob_file1=$(git hash-object file1) &&
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blob_file2=$(git hash-object subdir/file2) &&
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git add . &&
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git commit -m one
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'
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check_diff () {
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dir=$1
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shift
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expect=$1
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shift
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short_blob=$(git rev-parse --short $blob_file2)
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cat >expected <<-EOF
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diff --git a/$expect b/$expect
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new file mode 100644
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index 0000000..$short_blob
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--- /dev/null
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+++ b/$expect
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@@ -0,0 +1 @@
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+other content
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EOF
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test_expect_success "-p $*" "
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git -C '$dir' diff -p $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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check_numstat () {
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dir=$1
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shift
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expect=$1
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shift
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cat >expected <<-EOF
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1 0 $expect
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EOF
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test_expect_success "--numstat $*" "
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echo '1 0 $expect' >expected &&
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git -C '$dir' diff --numstat $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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check_stat () {
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dir=$1
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shift
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expect=$1
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shift
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cat >expected <<-EOF
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$expect | 1 +
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1 file changed, 1 insertion(+)
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EOF
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test_expect_success "--stat $*" "
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git -C '$dir' diff --stat $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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check_raw () {
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dir=$1
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shift
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expect=$1
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shift
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cat >expected <<-EOF
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:000000 100644 $ZERO_OID $blob_file2 A $expect
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EOF
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test_expect_success "--raw $*" "
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git -C '$dir' diff --no-abbrev --raw $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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for type in diff numstat stat raw
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do
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check_$type . file2 --relative=subdir/
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check_$type . file2 --relative=subdir
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check_$type subdir file2 --relative
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check_$type . dir/file2 --relative=sub
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done
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check_diff_relative_option () {
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dir=$1
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shift
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expect=$1
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shift
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relative_opt=$1
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shift
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test_expect_success "config diff.relative $relative_opt -p $*" "
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short_blob=\$(git rev-parse --short $blob_file2) &&
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cat >expected <<-EOF &&
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diff --git a/$expect b/$expect
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new file mode 100644
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index 0000000..\$short_blob
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--- /dev/null
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+++ b/$expect
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@@ -0,0 +1 @@
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+other content
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EOF
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test_config -C $dir diff.relative $relative_opt &&
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git -C '$dir' diff -p $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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check_diff_no_relative_option () {
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dir=$1
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shift
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expect=$1
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shift
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relative_opt=$1
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shift
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test_expect_success "config diff.relative $relative_opt -p $*" "
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short_blob_file1=\$(git rev-parse --short $blob_file1) &&
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short_blob_file2=\$(git rev-parse --short $blob_file2) &&
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cat >expected <<-EOF &&
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diff --git a/file1 b/file1
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new file mode 100644
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index 0000000..\$short_blob_file1
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--- /dev/null
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+++ b/file1
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@@ -0,0 +1 @@
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+content
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diff --git a/$expect b/$expect
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new file mode 100644
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index 0000000..\$short_blob_file2
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--- /dev/null
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+++ b/$expect
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@@ -0,0 +1 @@
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+other content
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EOF
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test_config -C $dir diff.relative $relative_opt &&
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git -C '$dir' diff -p $* HEAD^ >actual &&
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test_cmp expected actual
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"
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}
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check_diff_no_relative_option . subdir/file2 false
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check_diff_no_relative_option . subdir/file2 true --no-relative
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check_diff_no_relative_option . subdir/file2 false --no-relative
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check_diff_no_relative_option subdir subdir/file2 false
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check_diff_no_relative_option subdir subdir/file2 true --no-relative
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check_diff_no_relative_option subdir subdir/file2 false --no-relative
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check_diff_relative_option . file2 false --relative=subdir/
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check_diff_relative_option . file2 false --relative=subdir
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check_diff_relative_option . file2 true --relative=subdir/
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check_diff_relative_option . file2 true --relative=subdir
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check_diff_relative_option subdir file2 false --relative
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check_diff_relative_option subdir file2 true --relative
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check_diff_relative_option subdir file2 true
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check_diff_relative_option subdir file2 false --no-relative --relative
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check_diff_relative_option subdir file2 true --no-relative --relative
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check_diff_relative_option . file2 false --no-relative --relative=subdir
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check_diff_relative_option . file2 true --no-relative --relative=subdir
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test_expect_success 'external diff with --relative' '
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test_when_finished "git reset --hard" &&
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echo changed >file1 &&
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echo changed >subdir/file2 &&
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write_script mydiff <<-\EOF &&
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# hacky pretend diff; the goal here is just to make sure we got
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# passed sensible input that we _could_ diff, without relying on
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# the specific output of a system diff tool.
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echo "diff a/$1 b/$1" &&
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echo "--- a/$1" &&
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echo "+++ b/$1" &&
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echo "@@ -1 +0,0 @@" &&
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sed "s/^/-/" "$2" &&
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sed "s/^/+/" "$5"
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EOF
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cat >expect <<-\EOF &&
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diff a/file2 b/file2
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--- a/file2
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+++ b/file2
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@@ -1 +0,0 @@
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-other content
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+changed
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EOF
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GIT_EXTERNAL_DIFF=./mydiff git diff --relative=subdir >actual &&
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test_cmp expect actual
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'
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test_expect_success 'setup diff --relative unmerged' '
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test_commit zero file0 &&
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test_commit base subdir/file0 &&
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git switch -c br1 &&
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test_commit one file0 &&
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test_commit sub1 subdir/file0 &&
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git switch -c br2 base &&
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test_commit two file0 &&
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git switch -c br3 &&
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test_commit sub3 subdir/file0
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'
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test_expect_success 'diff --relative without change in subdir' '
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git switch br2 &&
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test_when_finished "git merge --abort" &&
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test_must_fail git merge one &&
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git -C subdir diff --relative >out &&
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test_must_be_empty out &&
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git -C subdir diff --relative --name-only >out &&
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test_must_be_empty out
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'
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test_expect_success 'diff --relative --name-only with change in subdir' '
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git switch br3 &&
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test_when_finished "git merge --abort" &&
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test_must_fail git merge sub1 &&
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test_write_lines file0 file0 >expected &&
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git -C subdir diff --relative --name-only >out &&
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test_cmp expected out
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'
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test_expect_failure 'diff --relative with change in subdir' '
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git switch br3 &&
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br1_blob=$(git rev-parse --short --verify br1:subdir/file0) &&
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br3_blob=$(git rev-parse --short --verify br3:subdir/file0) &&
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test_when_finished "git merge --abort" &&
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test_must_fail git merge br1 &&
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cat >expected <<-EOF &&
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diff --cc file0
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index $br3_blob,$br1_blob..0000000
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--- a/file0
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+++ b/file0
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@@@ -1,1 -1,1 +1,5 @@@
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++<<<<<<< HEAD
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+sub3
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++=======
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+ sub1
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++>>>>>>> br1
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EOF
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git -C subdir diff --relative >out &&
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test_cmp expected out
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'
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test_done
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