Test fixes. * sg/test-must-be-empty: tests: use 'test_must_be_empty' instead of 'test_cmp <empty> <out>' tests: use 'test_must_be_empty' instead of 'test_cmp /dev/null <out>' tests: use 'test_must_be_empty' instead of 'test ! -s' tests: use 'test_must_be_empty' instead of '! test -s'
		
			
				
	
	
		
			820 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			820 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#!/bin/sh
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#
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# Copyright (c) 2009 Jens Lehmann, based on t7401 by Ping Yin
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# Copyright (c) 2011 Alexey Shumkin (+ non-UTF-8 commit encoding tests)
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# Copyright (c) 2016 Jacob Keller (copy + convert to --submodule=diff)
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#
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test_description='Support for diff format verbose submodule difference in git diff
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This test tries to verify the sanity of --submodule=diff option of git diff.
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'
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. ./test-lib.sh
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# Tested non-UTF-8 encoding
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test_encoding="ISO8859-1"
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# String "added" in German (translated with Google Translate), encoded in UTF-8,
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# used in sample commit log messages in add_file() function below.
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added=$(printf "hinzugef\303\274gt")
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add_file () {
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	(
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		cd "$1" &&
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		shift &&
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		for name
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		do
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			echo "$name" >"$name" &&
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			git add "$name" &&
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			test_tick &&
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			# "git commit -m" would break MinGW, as Windows refuse to pass
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			# $test_encoding encoded parameter to git.
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			echo "Add $name ($added $name)" | iconv -f utf-8 -t $test_encoding |
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			git -c "i18n.commitEncoding=$test_encoding" commit -F -
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		done >/dev/null &&
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		git rev-parse --short --verify HEAD
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	)
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}
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commit_file () {
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	test_tick &&
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	git commit "$@" -m "Commit $*" >/dev/null
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}
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test_expect_success 'setup repository' '
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	test_create_repo sm1 &&
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	add_file . foo &&
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	head1=$(add_file sm1 foo1 foo2) &&
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	fullhead1=$(git -C sm1 rev-parse --verify HEAD)
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'
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test_expect_success 'added submodule' '
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	git add sm1 &&
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 0000000...$head1 (new submodule)
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	diff --git a/sm1/foo1 b/sm1/foo1
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	new file mode 100644
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	index 0000000..1715acd
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	--- /dev/null
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	+++ b/sm1/foo1
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	@@ -0,0 +1 @@
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	+foo1
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	diff --git a/sm1/foo2 b/sm1/foo2
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	new file mode 100644
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	index 0000000..54b060e
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	--- /dev/null
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	+++ b/sm1/foo2
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	@@ -0,0 +1 @@
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	+foo2
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'added submodule, set diff.submodule' '
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	test_config diff.submodule log &&
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	git add sm1 &&
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 0000000...$head1 (new submodule)
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	diff --git a/sm1/foo1 b/sm1/foo1
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	new file mode 100644
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	index 0000000..1715acd
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	--- /dev/null
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	+++ b/sm1/foo1
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	@@ -0,0 +1 @@
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	+foo1
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	diff --git a/sm1/foo2 b/sm1/foo2
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	new file mode 100644
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	index 0000000..54b060e
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	--- /dev/null
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	+++ b/sm1/foo2
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	@@ -0,0 +1 @@
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	+foo2
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	EOF
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	test_cmp expected actual
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'
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test_expect_success '--submodule=short overrides diff.submodule' '
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	test_config diff.submodule log &&
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	git add sm1 &&
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	git diff --submodule=short --cached >actual &&
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	cat >expected <<-EOF &&
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	diff --git a/sm1 b/sm1
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	new file mode 160000
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	index 0000000..$head1
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	--- /dev/null
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	+++ b/sm1
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	@@ -0,0 +1 @@
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	+Subproject commit $fullhead1
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'diff.submodule does not affect plumbing' '
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	test_config diff.submodule log &&
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	git diff-index -p HEAD >actual &&
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	cat >expected <<-EOF &&
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	diff --git a/sm1 b/sm1
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	new file mode 160000
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	index 0000000..$head1
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	--- /dev/null
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	+++ b/sm1
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	@@ -0,0 +1 @@
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	+Subproject commit $fullhead1
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	EOF
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	test_cmp expected actual
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'
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commit_file sm1 &&
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head2=$(add_file sm1 foo3)
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test_expect_success 'modified submodule(forward)' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head1..$head2:
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	diff --git a/sm1/foo3 b/sm1/foo3
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	new file mode 100644
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	index 0000000..c1ec6c6
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	--- /dev/null
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	+++ b/sm1/foo3
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	@@ -0,0 +1 @@
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	+foo3
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'modified submodule(forward)' '
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	git diff --submodule=diff >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head1..$head2:
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	diff --git a/sm1/foo3 b/sm1/foo3
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	new file mode 100644
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	index 0000000..c1ec6c6
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	--- /dev/null
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	+++ b/sm1/foo3
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	@@ -0,0 +1 @@
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	+foo3
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'modified submodule(forward) --submodule' '
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	git diff --submodule >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head1..$head2:
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	  > Add foo3 ($added foo3)
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	EOF
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	test_cmp expected actual
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'
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fullhead2=$(cd sm1; git rev-parse --verify HEAD)
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test_expect_success 'modified submodule(forward) --submodule=short' '
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	git diff --submodule=short >actual &&
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	cat >expected <<-EOF &&
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	diff --git a/sm1 b/sm1
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	index $head1..$head2 160000
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	--- a/sm1
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	+++ b/sm1
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	@@ -1 +1 @@
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	-Subproject commit $fullhead1
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	+Subproject commit $fullhead2
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	EOF
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	test_cmp expected actual
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'
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commit_file sm1 &&
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head3=$(
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	cd sm1 &&
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	git reset --hard HEAD~2 >/dev/null &&
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	git rev-parse --short --verify HEAD
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)
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test_expect_success 'modified submodule(backward)' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head2..$head3 (rewind):
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	diff --git a/sm1/foo2 b/sm1/foo2
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	deleted file mode 100644
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	index 54b060e..0000000
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	--- a/sm1/foo2
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo2
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	diff --git a/sm1/foo3 b/sm1/foo3
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	deleted file mode 100644
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	index c1ec6c6..0000000
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	--- a/sm1/foo3
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo3
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	EOF
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	test_cmp expected actual
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'
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head4=$(add_file sm1 foo4 foo5)
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test_expect_success 'modified submodule(backward and forward)' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head2...$head4:
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	diff --git a/sm1/foo2 b/sm1/foo2
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	deleted file mode 100644
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	index 54b060e..0000000
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	--- a/sm1/foo2
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo2
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	diff --git a/sm1/foo3 b/sm1/foo3
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	deleted file mode 100644
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	index c1ec6c6..0000000
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	--- a/sm1/foo3
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo3
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	diff --git a/sm1/foo4 b/sm1/foo4
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	new file mode 100644
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	index 0000000..a0016db
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	--- /dev/null
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	+++ b/sm1/foo4
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	@@ -0,0 +1 @@
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	+foo4
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	diff --git a/sm1/foo5 b/sm1/foo5
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	new file mode 100644
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	index 0000000..d6f2413
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	--- /dev/null
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	+++ b/sm1/foo5
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	@@ -0,0 +1 @@
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	+foo5
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	EOF
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	test_cmp expected actual
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'
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commit_file sm1 &&
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mv sm1 sm1-bak &&
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echo sm1 >sm1 &&
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head5=$(git hash-object sm1 | cut -c1-7) &&
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git add sm1 &&
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rm -f sm1 &&
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mv sm1-bak sm1
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test_expect_success 'typechanged submodule(submodule->blob), --cached' '
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	git diff --submodule=diff --cached >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head4...0000000 (submodule deleted)
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	diff --git a/sm1/foo1 b/sm1/foo1
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	deleted file mode 100644
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	index 1715acd..0000000
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	--- a/sm1/foo1
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo1
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	diff --git a/sm1/foo4 b/sm1/foo4
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	deleted file mode 100644
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	index a0016db..0000000
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	--- a/sm1/foo4
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo4
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	diff --git a/sm1/foo5 b/sm1/foo5
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	deleted file mode 100644
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	index d6f2413..0000000
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	--- a/sm1/foo5
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-foo5
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	diff --git a/sm1 b/sm1
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	new file mode 100644
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	index 0000000..9da5fb8
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	--- /dev/null
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	+++ b/sm1
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	@@ -0,0 +1 @@
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	+sm1
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'typechanged submodule(submodule->blob)' '
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	git diff --submodule=diff >actual &&
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	cat >expected <<-EOF &&
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	diff --git a/sm1 b/sm1
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	deleted file mode 100644
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	index 9da5fb8..0000000
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	--- a/sm1
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-sm1
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	Submodule sm1 0000000...$head4 (new submodule)
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	diff --git a/sm1/foo1 b/sm1/foo1
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	new file mode 100644
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	index 0000000..1715acd
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	--- /dev/null
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	+++ b/sm1/foo1
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	@@ -0,0 +1 @@
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	+foo1
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	diff --git a/sm1/foo4 b/sm1/foo4
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	new file mode 100644
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	index 0000000..a0016db
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	--- /dev/null
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	+++ b/sm1/foo4
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	@@ -0,0 +1 @@
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	+foo4
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	diff --git a/sm1/foo5 b/sm1/foo5
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	new file mode 100644
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	index 0000000..d6f2413
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	--- /dev/null
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	+++ b/sm1/foo5
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	@@ -0,0 +1 @@
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	+foo5
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	EOF
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	test_cmp expected actual
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'
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rm -rf sm1 &&
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git checkout-index sm1
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test_expect_success 'typechanged submodule(submodule->blob)' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head4...0000000 (submodule deleted)
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	diff --git a/sm1 b/sm1
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	new file mode 100644
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	index 0000000..9da5fb8
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	--- /dev/null
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	+++ b/sm1
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	@@ -0,0 +1 @@
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	+sm1
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	EOF
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	test_cmp expected actual
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'
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rm -f sm1 &&
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test_create_repo sm1 &&
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head6=$(add_file sm1 foo6 foo7)
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fullhead6=$(cd sm1; git rev-parse --verify HEAD)
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test_expect_success 'nonexistent commit' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 $head4...$head6 (commits not present)
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	EOF
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	test_cmp expected actual
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'
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commit_file
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test_expect_success 'typechanged submodule(blob->submodule)' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	diff --git a/sm1 b/sm1
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	deleted file mode 100644
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	index 9da5fb8..0000000
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	--- a/sm1
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	+++ /dev/null
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	@@ -1 +0,0 @@
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	-sm1
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	Submodule sm1 0000000...$head6 (new submodule)
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	diff --git a/sm1/foo6 b/sm1/foo6
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	new file mode 100644
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	index 0000000..462398b
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	--- /dev/null
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	+++ b/sm1/foo6
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	@@ -0,0 +1 @@
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	+foo6
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	diff --git a/sm1/foo7 b/sm1/foo7
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	new file mode 100644
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	index 0000000..6e9262c
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	--- /dev/null
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	+++ b/sm1/foo7
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	@@ -0,0 +1 @@
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	+foo7
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	EOF
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	test_cmp expected actual
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'
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commit_file sm1 &&
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test_expect_success 'submodule is up to date' '
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	git diff-index -p --submodule=diff HEAD >actual &&
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	test_must_be_empty actual
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'
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test_expect_success 'submodule contains untracked content' '
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	echo new > sm1/new-file &&
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 contains untracked content
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	EOF
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	test_cmp expected actual
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'
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test_expect_success 'submodule contains untracked content (untracked ignored)' '
 | 
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	git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual &&
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	test_must_be_empty actual
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'
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 | 
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test_expect_success 'submodule contains untracked content (dirty ignored)' '
 | 
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	git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual &&
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	test_must_be_empty actual
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'
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test_expect_success 'submodule contains untracked content (all ignored)' '
 | 
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	git diff-index -p --ignore-submodules=all --submodule=diff HEAD >actual &&
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	test_must_be_empty actual
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'
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test_expect_success 'submodule contains untracked and modified content' '
 | 
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	echo new > sm1/foo6 &&
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	git diff-index -p --submodule=diff HEAD >actual &&
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	cat >expected <<-EOF &&
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	Submodule sm1 contains untracked content
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	Submodule sm1 contains modified content
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	diff --git a/sm1/foo6 b/sm1/foo6
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	index 462398b..3e75765 100644
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	--- a/sm1/foo6
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	+++ b/sm1/foo6
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	@@ -1 +1 @@
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	-foo6
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	+new
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						|
	EOF
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						|
	test_cmp expected actual
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						|
'
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 | 
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# NOT OK
 | 
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test_expect_success 'submodule contains untracked and modified content (untracked ignored)' '
 | 
						|
	echo new > sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains modified content
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'submodule contains untracked and modified content (dirty ignored)' '
 | 
						|
	echo new > sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual &&
 | 
						|
	test_must_be_empty actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'submodule contains untracked and modified content (all ignored)' '
 | 
						|
	echo new > sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules --submodule=diff HEAD >actual &&
 | 
						|
	test_must_be_empty actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'submodule contains modified content' '
 | 
						|
	rm -f sm1/new-file &&
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains modified content
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
(cd sm1; git commit -mchange foo6 >/dev/null) &&
 | 
						|
head8=$(cd sm1; git rev-parse --short --verify HEAD) &&
 | 
						|
test_expect_success 'submodule is modified' '
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9..$head8:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked content' '
 | 
						|
	echo new > sm1/new-file &&
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains untracked content
 | 
						|
	Submodule sm1 17243c9..$head8:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked content (untracked ignored)' '
 | 
						|
	git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9..$head8:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked content (dirty ignored)' '
 | 
						|
	git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9..cfce562:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked content (all ignored)' '
 | 
						|
	git diff-index -p --ignore-submodules=all --submodule=diff HEAD >actual &&
 | 
						|
	test_must_be_empty actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked and modified content' '
 | 
						|
	echo modification >> sm1/foo6 &&
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains untracked content
 | 
						|
	Submodule sm1 contains modified content
 | 
						|
	Submodule sm1 17243c9..cfce562:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..dfda541 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1,2 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	+modification
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked and modified content (untracked ignored)' '
 | 
						|
	echo modification >> sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains modified content
 | 
						|
	Submodule sm1 17243c9..cfce562:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..e20e2d9 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1,3 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	+modification
 | 
						|
	+modification
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked and modified content (dirty ignored)' '
 | 
						|
	echo modification >> sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9..cfce562:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..3e75765 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'modified submodule contains untracked and modified content (all ignored)' '
 | 
						|
	echo modification >> sm1/foo6 &&
 | 
						|
	git diff-index -p --ignore-submodules --submodule=diff HEAD >actual &&
 | 
						|
	test_must_be_empty actual
 | 
						|
'
 | 
						|
 | 
						|
# NOT OK
 | 
						|
test_expect_success 'modified submodule contains modified content' '
 | 
						|
	rm -f sm1/new-file &&
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 contains modified content
 | 
						|
	Submodule sm1 17243c9..cfce562:
 | 
						|
	diff --git a/sm1/foo6 b/sm1/foo6
 | 
						|
	index 462398b..ac466ca 100644
 | 
						|
	--- a/sm1/foo6
 | 
						|
	+++ b/sm1/foo6
 | 
						|
	@@ -1 +1,5 @@
 | 
						|
	-foo6
 | 
						|
	+new
 | 
						|
	+modification
 | 
						|
	+modification
 | 
						|
	+modification
 | 
						|
	+modification
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
rm -rf sm1
 | 
						|
test_expect_success 'deleted submodule' '
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9...0000000 (submodule deleted)
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'create second submodule' '
 | 
						|
	test_create_repo sm2 &&
 | 
						|
	head7=$(add_file sm2 foo8 foo9) &&
 | 
						|
	git add sm2
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'multiple submodules' '
 | 
						|
	git diff-index -p --submodule=diff HEAD >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9...0000000 (submodule deleted)
 | 
						|
	Submodule sm2 0000000...a5a65c9 (new submodule)
 | 
						|
	diff --git a/sm2/foo8 b/sm2/foo8
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..db9916b
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo8
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo8
 | 
						|
	diff --git a/sm2/foo9 b/sm2/foo9
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..9c3b4f6
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo9
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo9
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'path filter' '
 | 
						|
	git diff-index -p --submodule=diff HEAD sm2 >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm2 0000000...a5a65c9 (new submodule)
 | 
						|
	diff --git a/sm2/foo8 b/sm2/foo8
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..db9916b
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo8
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo8
 | 
						|
	diff --git a/sm2/foo9 b/sm2/foo9
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..9c3b4f6
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo9
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo9
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
commit_file sm2
 | 
						|
test_expect_success 'given commit' '
 | 
						|
	git diff-index -p --submodule=diff HEAD^ >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9...0000000 (submodule deleted)
 | 
						|
	Submodule sm2 0000000...a5a65c9 (new submodule)
 | 
						|
	diff --git a/sm2/foo8 b/sm2/foo8
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..db9916b
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo8
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo8
 | 
						|
	diff --git a/sm2/foo9 b/sm2/foo9
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..9c3b4f6
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo9
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo9
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'setup .git file for sm2' '
 | 
						|
	(cd sm2 &&
 | 
						|
	 REAL="$(pwd)/../.real" &&
 | 
						|
	 mv .git "$REAL" &&
 | 
						|
	 echo "gitdir: $REAL" >.git)
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'diff --submodule=diff with .git file' '
 | 
						|
	git diff --submodule=diff HEAD^ >actual &&
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm1 17243c9...0000000 (submodule deleted)
 | 
						|
	Submodule sm2 0000000...a5a65c9 (new submodule)
 | 
						|
	diff --git a/sm2/foo8 b/sm2/foo8
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..db9916b
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo8
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo8
 | 
						|
	diff --git a/sm2/foo9 b/sm2/foo9
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..9c3b4f6
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/foo9
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo9
 | 
						|
	EOF
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'setup nested submodule' '
 | 
						|
	git submodule add -f ./sm2 &&
 | 
						|
	git commit -a -m "add sm2" &&
 | 
						|
	git -C sm2 submodule add ../sm2 nested &&
 | 
						|
	git -C sm2 commit -a -m "nested sub"
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'move nested submodule HEAD' '
 | 
						|
	echo "nested content" >sm2/nested/file &&
 | 
						|
	git -C sm2/nested add file &&
 | 
						|
	git -C sm2/nested commit --allow-empty -m "new HEAD"
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'diff --submodule=diff with moved nested submodule HEAD' '
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule nested a5a65c9..b55928c:
 | 
						|
	diff --git a/nested/file b/nested/file
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..ca281f5
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/nested/file
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+nested content
 | 
						|
	EOF
 | 
						|
	git -C sm2 diff --submodule=diff >actual 2>err &&
 | 
						|
	test_must_be_empty err &&
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_expect_success 'diff --submodule=diff recurses into nested submodules' '
 | 
						|
	cat >expected <<-EOF &&
 | 
						|
	Submodule sm2 contains modified content
 | 
						|
	Submodule sm2 a5a65c9..280969a:
 | 
						|
	diff --git a/sm2/.gitmodules b/sm2/.gitmodules
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..3a816b8
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/.gitmodules
 | 
						|
	@@ -0,0 +1,3 @@
 | 
						|
	+[submodule "nested"]
 | 
						|
	+	path = nested
 | 
						|
	+	url = ../sm2
 | 
						|
	Submodule nested 0000000...b55928c (new submodule)
 | 
						|
	diff --git a/sm2/nested/file b/sm2/nested/file
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..ca281f5
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/nested/file
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+nested content
 | 
						|
	diff --git a/sm2/nested/foo8 b/sm2/nested/foo8
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..db9916b
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/nested/foo8
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo8
 | 
						|
	diff --git a/sm2/nested/foo9 b/sm2/nested/foo9
 | 
						|
	new file mode 100644
 | 
						|
	index 0000000..9c3b4f6
 | 
						|
	--- /dev/null
 | 
						|
	+++ b/sm2/nested/foo9
 | 
						|
	@@ -0,0 +1 @@
 | 
						|
	+foo9
 | 
						|
	EOF
 | 
						|
	git diff --submodule=diff >actual 2>err &&
 | 
						|
	test_must_be_empty err &&
 | 
						|
	test_cmp expected actual
 | 
						|
'
 | 
						|
 | 
						|
test_done
 |