Merge branch 'cg/t3903-modernize'

Test modernization.

* cg/t3903-modernize:
  tests: make the code more readable
  tests: allow testing if a path is truly a file or a directory
  t/t3903-stash.sh: replace test [-d|-f] with test_path_is_*

t/t3903-stash.sh

@@ -390,10 +390,11 @@ test_expect_success SYMLINKS 'stash file to symlink' '
 	rm file &&
 	ln -s file2 file &&
 	git stash save "file to symlink" &&
-	test -f file &&
+	test_path_is_file_not_symlink file &&
 	test bar = "$(cat file)" &&
 	git stash apply &&
-	case "$(ls -l file)" in *" file -> file2") :;; *) false;; esac
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
 '
 
 test_expect_success SYMLINKS 'stash file to symlink (stage rm)' '
@@ -401,10 +402,11 @@ test_expect_success SYMLINKS 'stash file to symlink (stage rm)' '
 	git rm file &&
 	ln -s file2 file &&
 	git stash save "file to symlink (stage rm)" &&
-	test -f file &&
+	test_path_is_file_not_symlink file &&
 	test bar = "$(cat file)" &&
 	git stash apply &&
-	case "$(ls -l file)" in *" file -> file2") :;; *) false;; esac
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
 '
 
 test_expect_success SYMLINKS 'stash file to symlink (full stage)' '
@@ -413,10 +415,11 @@ test_expect_success SYMLINKS 'stash file to symlink (full stage)' '
 	ln -s file2 file &&
 	git add file &&
 	git stash save "file to symlink (full stage)" &&
-	test -f file &&
+	test_path_is_file_not_symlink file &&
 	test bar = "$(cat file)" &&
 	git stash apply &&
-	case "$(ls -l file)" in *" file -> file2") :;; *) false;; esac
+	test_path_is_symlink file &&
+	test "$(test_readlink file)" = file2
 '
 
 # This test creates a commit with a symlink used for the following tests
@@ -487,7 +490,7 @@ test_expect_failure 'stash directory to file' '
 	rm -fr dir &&
 	echo bar >dir &&
 	git stash save "directory to file" &&
-	test -d dir &&
+	test_path_is_dir dir &&
 	test foo = "$(cat dir/file)" &&
 	test_must_fail git stash apply &&
 	test bar = "$(cat dir)" &&
@@ -500,10 +503,10 @@ test_expect_failure 'stash file to directory' '
 	mkdir file &&
 	echo foo >file/file &&
 	git stash save "file to directory" &&
-	test -f file &&
+	test_path_is_file file &&
 	test bar = "$(cat file)" &&
 	git stash apply &&
-	test -f file/file &&
+	test_path_is_file file/file &&
 	test foo = "$(cat file/file)"
 '
 

t/test-lib-functions.sh

@@ -856,6 +856,16 @@ test_path_is_file () {
 	fi
 }
 
+test_path_is_file_not_symlink () {
+	test "$#" -ne 1 && BUG "1 param"
+	test_path_is_file "$1" &&
+	if test -h "$1"
+	then
+		echo "$1 shouldn't be a symbolic link"
+		false
+	fi
+}
+
 test_path_is_dir () {
 	test "$#" -ne 1 && BUG "1 param"
 	if ! test -d "$1"
@@ -865,6 +875,16 @@ test_path_is_dir () {
 	fi
 }
 
+test_path_is_dir_not_symlink () {
+	test "$#" -ne 1 && BUG "1 param"
+	test_path_is_dir "$1" &&
+	if test -h "$1"
+	then
+		echo "$1 shouldn't be a symbolic link"
+		false
+	fi
+}
+
 test_path_exists () {
 	test "$#" -ne 1 && BUG "1 param"
 	if ! test -e "$1"
@@ -874,6 +894,15 @@ test_path_exists () {
 	fi
 }
 
+test_path_is_symlink () {
+	test "$#" -ne 1 && BUG "1 param"
+	if ! test -h "$1"
+	then
+		echo "Symbolic link $1 doesn't exist"
+		false
+	fi
+}
+
 # Check if the directory exists and is empty as expected, barf otherwise.
 test_dir_is_empty () {
 	test "$#" -ne 1 && BUG "1 param"