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-rwxr-xr-xt/t4045-diff-relative.sh165
1 files changed, 165 insertions, 0 deletions
diff --git a/t/t4045-diff-relative.sh b/t/t4045-diff-relative.sh
new file mode 100755
index 0000000..7be1de7
--- /dev/null
+++ b/t/t4045-diff-relative.sh
@@ -0,0 +1,165 @@
+#!/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_i18ncmp 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_done