 9f3547837e
			
		
	
	9f3547837e
	
	
	
		
			
			A couple of test scripts have actually been adapted to accommodate for a configurable default branch name, but they still overrode it via the `GIT_TEST_*` variable. Let's drop that override where possible. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
		
			
				
	
	
		
			846 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			846 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/sh
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| # Copyright (c) 2010, Jens Lehmann
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| 
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| test_description='Recursive "git fetch" for submodules'
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| 
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| GIT_TEST_FATAL_REGISTER_SUBMODULE_ODB=1
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| export GIT_TEST_FATAL_REGISTER_SUBMODULE_ODB
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| 
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| . ./test-lib.sh
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| 
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| pwd=$(pwd)
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| 
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| add_upstream_commit() {
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| 	(
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| 		cd submodule &&
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| 		head1=$(git rev-parse --short HEAD) &&
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| 		echo new >> subfile &&
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| 		test_tick &&
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| 		git add subfile &&
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| 		git commit -m new subfile &&
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| 		head2=$(git rev-parse --short HEAD) &&
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| 		echo "Fetching submodule submodule" > ../expect.err &&
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| 		echo "From $pwd/submodule" >> ../expect.err &&
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| 		echo "   $head1..$head2  sub        -> origin/sub" >> ../expect.err
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| 	) &&
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| 	(
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| 		cd deepsubmodule &&
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| 		head1=$(git rev-parse --short HEAD) &&
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| 		echo new >> deepsubfile &&
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| 		test_tick &&
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| 		git add deepsubfile &&
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| 		git commit -m new deepsubfile &&
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| 		head2=$(git rev-parse --short HEAD) &&
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| 		echo "Fetching submodule submodule/subdir/deepsubmodule" >> ../expect.err
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| 		echo "From $pwd/deepsubmodule" >> ../expect.err &&
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| 		echo "   $head1..$head2  deep       -> origin/deep" >> ../expect.err
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| 	)
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| }
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| 
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| test_expect_success setup '
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| 	mkdir deepsubmodule &&
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| 	(
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| 		cd deepsubmodule &&
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| 		git init &&
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| 		echo deepsubcontent > deepsubfile &&
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| 		git add deepsubfile &&
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| 		git commit -m new deepsubfile &&
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| 		git branch -M deep
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| 	) &&
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| 	mkdir submodule &&
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| 	(
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| 		cd submodule &&
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| 		git init &&
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| 		echo subcontent > subfile &&
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| 		git add subfile &&
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| 		git submodule add "$pwd/deepsubmodule" subdir/deepsubmodule &&
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| 		git commit -a -m new &&
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| 		git branch -M sub
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| 	) &&
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| 	git submodule add "$pwd/submodule" submodule &&
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| 	git commit -am initial &&
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| 	git branch -M super &&
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| 	git clone . downstream &&
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| 	(
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| 		cd downstream &&
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| 		git submodule update --init --recursive
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| 	)
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| '
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| 
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| test_expect_success "fetch --recurse-submodules recurses into submodules" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "submodule.recurse option triggers recursive fetch" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git -c submodule.recurse fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "fetch --recurse-submodules -j2 has the same output behaviour" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		GIT_TRACE="$TRASH_DIRECTORY/trace.out" git fetch --recurse-submodules -j2 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err &&
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| 	grep "2 tasks" trace.out
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| '
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| 
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| test_expect_success "fetch alone only fetches superproject" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "fetch --no-recurse-submodules only fetches superproject" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --no-recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "using fetchRecurseSubmodules=true in .gitmodules recurses into submodules" '
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| 	(
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| 		cd downstream &&
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| 		git config -f .gitmodules submodule.submodule.fetchRecurseSubmodules true &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "--no-recurse-submodules overrides .gitmodules config" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git fetch --no-recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "using fetchRecurseSubmodules=false in .git/config overrides setting in .gitmodules" '
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| 	(
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| 		cd downstream &&
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| 		git config submodule.submodule.fetchRecurseSubmodules false &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "--recurse-submodules overrides fetchRecurseSubmodules setting from .git/config" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules >../actual.out 2>../actual.err &&
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| 		git config --unset -f .gitmodules submodule.submodule.fetchRecurseSubmodules &&
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| 		git config --unset submodule.submodule.fetchRecurseSubmodules
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "--quiet propagates to submodules" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules --quiet >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "--quiet propagates to parallel submodules" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules -j 2 --quiet  >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "--dry-run propagates to submodules" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules --dry-run >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "Without --dry-run propagates to submodules" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "recurseSubmodules=true propagates into submodules" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git config fetch.recurseSubmodules true &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "--recurse-submodules overrides config in submodule" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		(
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| 			cd submodule &&
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| 			git config fetch.recurseSubmodules false
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| 		) &&
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| 		git fetch --recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "--no-recurse-submodules overrides config setting" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd downstream &&
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| 		git config fetch.recurseSubmodules true &&
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| 		git fetch --no-recurse-submodules >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "Recursion doesn't happen when no new commits are fetched in the superproject" '
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| 	(
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| 		cd downstream &&
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| 		(
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| 			cd submodule &&
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| 			git config --unset fetch.recurseSubmodules
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| 		) &&
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| 		git config --unset fetch.recurseSubmodules &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "Recursion stops when no new submodule commits are fetched" '
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.sub &&
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| 	echo "   $head1..$head2  super      -> origin/super" >>expect.err.sub &&
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| 	head -3 expect.err >> expect.err.sub &&
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| 	(
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| 		cd downstream &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_cmp expect.err.sub actual.err &&
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| 	test_must_be_empty actual.out
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| '
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| 
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| test_expect_success "Recursion doesn't happen when new superproject commits don't change any submodules" '
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| 	add_upstream_commit &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	echo a > file &&
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| 	git add file &&
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| 	git commit -m "new file" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.file &&
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| 	echo "   $head1..$head2  super      -> origin/super" >> expect.err.file &&
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| 	(
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| 		cd downstream &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err.file actual.err
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| '
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| 
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| test_expect_success "Recursion picks up config in submodule" '
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| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules &&
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| 		(
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| 			cd submodule &&
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| 			git config fetch.recurseSubmodules true
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| 		)
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| 	) &&
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| 	add_upstream_commit &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.sub &&
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| 	echo "   $head1..$head2  super      -> origin/super" >> expect.err.sub &&
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| 	cat expect.err >> expect.err.sub &&
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| 	(
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| 		cd downstream &&
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| 		git fetch >../actual.out 2>../actual.err &&
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| 		(
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| 			cd submodule &&
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| 			git config --unset fetch.recurseSubmodules
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| 		)
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| 	) &&
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| 	test_cmp expect.err.sub actual.err &&
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| 	test_must_be_empty actual.out
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| '
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| 
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| test_expect_success "Recursion picks up all submodules when necessary" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd submodule &&
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| 		(
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| 			cd subdir/deepsubmodule &&
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| 			git fetch &&
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| 			git checkout -q FETCH_HEAD
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| 		) &&
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| 		head1=$(git rev-parse --short HEAD^) &&
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| 		git add subdir/deepsubmodule &&
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| 		git commit -m "new deepsubmodule" &&
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| 		head2=$(git rev-parse --short HEAD) &&
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| 		echo "Fetching submodule submodule" > ../expect.err.sub &&
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| 		echo "From $pwd/submodule" >> ../expect.err.sub &&
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| 		echo "   $head1..$head2  sub        -> origin/sub" >> ../expect.err.sub
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| 	) &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.2 &&
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| 	echo "   $head1..$head2  super      -> origin/super" >> expect.err.2 &&
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| 	cat expect.err.sub >> expect.err.2 &&
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| 	tail -3 expect.err >> expect.err.2 &&
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| 	(
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| 		cd downstream &&
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| 		git fetch >../actual.out 2>../actual.err
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| 	) &&
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| 	test_cmp expect.err.2 actual.err &&
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| 	test_must_be_empty actual.out
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| '
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| 
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| test_expect_success "'--recurse-submodules=on-demand' doesn't recurse when no new commits are fetched in the superproject (and ignores config)" '
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| 	add_upstream_commit &&
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| 	(
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| 		cd submodule &&
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| 		(
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| 			cd subdir/deepsubmodule &&
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| 			git fetch &&
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| 			git checkout -q FETCH_HEAD
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| 		) &&
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| 		head1=$(git rev-parse --short HEAD^) &&
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| 		git add subdir/deepsubmodule &&
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| 		git commit -m "new deepsubmodule" &&
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| 		head2=$(git rev-parse --short HEAD) &&
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| 		echo Fetching submodule submodule > ../expect.err.sub &&
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| 		echo "From $pwd/submodule" >> ../expect.err.sub &&
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| 		echo "   $head1..$head2  sub        -> origin/sub" >> ../expect.err.sub
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| 	) &&
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| 	(
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| 		cd downstream &&
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| 		git config fetch.recurseSubmodules true &&
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| 		git fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err &&
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| 		git config --unset fetch.recurseSubmodules
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_must_be_empty actual.err
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| '
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| 
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| test_expect_success "'--recurse-submodules=on-demand' recurses as deep as necessary (and ignores config)" '
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	tail -3 expect.err > expect.err.deepsub &&
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| 	echo "From $pwd/." > expect.err &&
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| 	echo "   $head1..$head2  super      -> origin/super" >>expect.err &&
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| 	cat expect.err.sub >> expect.err &&
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| 	cat expect.err.deepsub >> expect.err &&
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| 	(
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| 		cd downstream &&
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| 		git config fetch.recurseSubmodules false &&
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| 		(
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| 			cd submodule &&
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| 			git config -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive false
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| 		) &&
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| 		git fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err &&
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| 		git config --unset fetch.recurseSubmodules &&
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| 		(
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| 			cd submodule &&
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| 			git config --unset -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive
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| 		)
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| 	) &&
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| 	test_must_be_empty actual.out &&
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| 	test_cmp expect.err actual.err
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| '
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| 
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| test_expect_success "'--recurse-submodules=on-demand' stops when no new submodule commits are found in the superproject (and ignores config)" '
 | |
| 	add_upstream_commit &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	echo a >> file &&
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| 	git add file &&
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| 	git commit -m "new file" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.file &&
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| 	echo "   $head1..$head2  super      -> origin/super" >> expect.err.file &&
 | |
| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err
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| 	) &&
 | |
| 	test_must_be_empty actual.out &&
 | |
| 	test_cmp expect.err.file actual.err
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| '
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| 
 | |
| test_expect_success "'fetch.recurseSubmodules=on-demand' overrides global config" '
 | |
| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules
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| 	) &&
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| 	add_upstream_commit &&
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| 	git config --global fetch.recurseSubmodules false &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.2 &&
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| 	echo "   $head1..$head2  super      -> origin/super" >>expect.err.2 &&
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| 	head -3 expect.err >> expect.err.2 &&
 | |
| 	(
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| 		cd downstream &&
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| 		git config fetch.recurseSubmodules on-demand &&
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| 		git fetch >../actual.out 2>../actual.err
 | |
| 	) &&
 | |
| 	git config --global --unset fetch.recurseSubmodules &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git config --unset fetch.recurseSubmodules
 | |
| 	) &&
 | |
| 	test_must_be_empty actual.out &&
 | |
| 	test_cmp expect.err.2 actual.err
 | |
| '
 | |
| 
 | |
| test_expect_success "'submodule.<sub>.fetchRecurseSubmodules=on-demand' overrides fetch.recurseSubmodules" '
 | |
| 	(
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| 		cd downstream &&
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| 		git fetch --recurse-submodules
 | |
| 	) &&
 | |
| 	add_upstream_commit &&
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| 	git config fetch.recurseSubmodules false &&
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| 	head1=$(git rev-parse --short HEAD) &&
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| 	git add submodule &&
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| 	git commit -m "new submodule" &&
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| 	head2=$(git rev-parse --short HEAD) &&
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| 	echo "From $pwd/." > expect.err.2 &&
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| 	echo "   $head1..$head2  super      -> origin/super" >>expect.err.2 &&
 | |
| 	head -3 expect.err >> expect.err.2 &&
 | |
| 	(
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| 		cd downstream &&
 | |
| 		git config submodule.submodule.fetchRecurseSubmodules on-demand &&
 | |
| 		git fetch >../actual.out 2>../actual.err
 | |
| 	) &&
 | |
| 	git config --unset fetch.recurseSubmodules &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git config --unset submodule.submodule.fetchRecurseSubmodules
 | |
| 	) &&
 | |
| 	test_must_be_empty actual.out &&
 | |
| 	test_cmp expect.err.2 actual.err
 | |
| '
 | |
| 
 | |
| test_expect_success "don't fetch submodule when newly recorded commits are already present" '
 | |
| 	(
 | |
| 		cd submodule &&
 | |
| 		git checkout -q HEAD^^
 | |
| 	) &&
 | |
| 	head1=$(git rev-parse --short HEAD) &&
 | |
| 	git add submodule &&
 | |
| 	git commit -m "submodule rewound" &&
 | |
| 	head2=$(git rev-parse --short HEAD) &&
 | |
| 	echo "From $pwd/." > expect.err &&
 | |
| 	echo "   $head1..$head2  super      -> origin/super" >> expect.err &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch >../actual.out 2>../actual.err
 | |
| 	) &&
 | |
| 	test_must_be_empty actual.out &&
 | |
| 	test_cmp expect.err actual.err &&
 | |
| 	(
 | |
| 		cd submodule &&
 | |
| 		git checkout -q sub
 | |
| 	)
 | |
| '
 | |
| 
 | |
| test_expect_success "'fetch.recurseSubmodules=on-demand' works also without .gitmodules entry" '
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules
 | |
| 	) &&
 | |
| 	add_upstream_commit &&
 | |
| 	head1=$(git rev-parse --short HEAD) &&
 | |
| 	git add submodule &&
 | |
| 	git rm .gitmodules &&
 | |
| 	git commit -m "new submodule without .gitmodules" &&
 | |
| 	head2=$(git rev-parse --short HEAD) &&
 | |
| 	echo "From $pwd/." >expect.err.2 &&
 | |
| 	echo "   $head1..$head2  super      -> origin/super" >>expect.err.2 &&
 | |
| 	head -3 expect.err >>expect.err.2 &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		rm .gitmodules &&
 | |
| 		git config fetch.recurseSubmodules on-demand &&
 | |
| 		# fake submodule configuration to avoid skipping submodule handling
 | |
| 		git config -f .gitmodules submodule.fake.path fake &&
 | |
| 		git config -f .gitmodules submodule.fake.url fakeurl &&
 | |
| 		git add .gitmodules &&
 | |
| 		git config --unset submodule.submodule.url &&
 | |
| 		git fetch >../actual.out 2>../actual.err &&
 | |
| 		# cleanup
 | |
| 		git config --unset fetch.recurseSubmodules &&
 | |
| 		git reset --hard
 | |
| 	) &&
 | |
| 	test_must_be_empty actual.out &&
 | |
| 	test_cmp expect.err.2 actual.err &&
 | |
| 	git checkout HEAD^ -- .gitmodules &&
 | |
| 	git add .gitmodules &&
 | |
| 	git commit -m "new submodule restored .gitmodules"
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetching submodules respects parallel settings' '
 | |
| 	git config fetch.recurseSubmodules true &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		GIT_TRACE=$(pwd)/trace.out git fetch &&
 | |
| 		grep "1 tasks" trace.out &&
 | |
| 		GIT_TRACE=$(pwd)/trace.out git fetch --jobs 7 &&
 | |
| 		grep "7 tasks" trace.out &&
 | |
| 		git config submodule.fetchJobs 8 &&
 | |
| 		GIT_TRACE=$(pwd)/trace.out git fetch &&
 | |
| 		grep "8 tasks" trace.out &&
 | |
| 		GIT_TRACE=$(pwd)/trace.out git fetch --jobs 9 &&
 | |
| 		grep "9 tasks" trace.out
 | |
| 	)
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetching submodule into a broken repository' '
 | |
| 	# Prepare src and src/sub nested in it
 | |
| 	git init src &&
 | |
| 	(
 | |
| 		cd src &&
 | |
| 		git init sub &&
 | |
| 		git -C sub commit --allow-empty -m "initial in sub" &&
 | |
| 		git submodule add -- ./sub sub &&
 | |
| 		git commit -m "initial in top"
 | |
| 	) &&
 | |
| 
 | |
| 	# Clone the old-fashoned way
 | |
| 	git clone src dst &&
 | |
| 	git -C dst clone ../src/sub sub &&
 | |
| 
 | |
| 	# Make sure that old-fashoned layout is still supported
 | |
| 	git -C dst status &&
 | |
| 
 | |
| 	# "diff" would find no change
 | |
| 	git -C dst diff --exit-code &&
 | |
| 
 | |
| 	# Recursive-fetch works fine
 | |
| 	git -C dst fetch --recurse-submodules &&
 | |
| 
 | |
| 	# Break the receiving submodule
 | |
| 	rm -f dst/sub/.git/HEAD &&
 | |
| 
 | |
| 	# NOTE: without the fix the following tests will recurse forever!
 | |
| 	# They should terminate with an error.
 | |
| 
 | |
| 	test_must_fail git -C dst status &&
 | |
| 	test_must_fail git -C dst diff &&
 | |
| 	test_must_fail git -C dst fetch --recurse-submodules
 | |
| '
 | |
| 
 | |
| test_expect_success "fetch new commits when submodule got renamed" '
 | |
| 	git clone . downstream_rename &&
 | |
| 	(
 | |
| 		cd downstream_rename &&
 | |
| 		git submodule update --init --recursive &&
 | |
| 		git checkout -b rename &&
 | |
| 		git mv submodule submodule_renamed &&
 | |
| 		(
 | |
| 			cd submodule_renamed &&
 | |
| 			git checkout -b rename_sub &&
 | |
| 			echo a >a &&
 | |
| 			git add a &&
 | |
| 			git commit -ma &&
 | |
| 			git push origin rename_sub &&
 | |
| 			git rev-parse HEAD >../../expect
 | |
| 		) &&
 | |
| 		git add submodule_renamed &&
 | |
| 		git commit -m "update renamed submodule" &&
 | |
| 		git push origin rename
 | |
| 	) &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules=on-demand &&
 | |
| 		(
 | |
| 			cd submodule &&
 | |
| 			git rev-parse origin/rename_sub >../../actual
 | |
| 		)
 | |
| 	) &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| test_expect_success "fetch new submodule commits on-demand outside standard refspec" '
 | |
| 	# add a second submodule and ensure it is around in downstream first
 | |
| 	git clone submodule sub1 &&
 | |
| 	git submodule add ./sub1 &&
 | |
| 	git commit -m "adding a second submodule" &&
 | |
| 	git -C downstream pull &&
 | |
| 	git -C downstream submodule update --init --recursive &&
 | |
| 
 | |
| 	git checkout --detach &&
 | |
| 
 | |
| 	C=$(git -C submodule commit-tree -m "new change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C submodule update-ref refs/changes/1 $C &&
 | |
| 	git update-index --cacheinfo 160000 $C submodule &&
 | |
| 	test_tick &&
 | |
| 
 | |
| 	D=$(git -C sub1 commit-tree -m "new change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C sub1 update-ref refs/changes/2 $D &&
 | |
| 	git update-index --cacheinfo 160000 $D sub1 &&
 | |
| 
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 	E=$(git rev-parse HEAD) &&
 | |
| 	git update-ref refs/changes/3 $E &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules origin refs/changes/3:refs/heads/my_branch &&
 | |
| 		git -C submodule cat-file -t $C &&
 | |
| 		git -C sub1 cat-file -t $D &&
 | |
| 		git checkout --recurse-submodules FETCH_HEAD
 | |
| 	)
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetch new submodule commit on-demand in FETCH_HEAD' '
 | |
| 	# depends on the previous test for setup
 | |
| 
 | |
| 	C=$(git -C submodule commit-tree -m "another change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C submodule update-ref refs/changes/4 $C &&
 | |
| 	git update-index --cacheinfo 160000 $C submodule &&
 | |
| 	test_tick &&
 | |
| 
 | |
| 	D=$(git -C sub1 commit-tree -m "another change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C sub1 update-ref refs/changes/5 $D &&
 | |
| 	git update-index --cacheinfo 160000 $D sub1 &&
 | |
| 
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 	E=$(git rev-parse HEAD) &&
 | |
| 	git update-ref refs/changes/6 $E &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules origin refs/changes/6 &&
 | |
| 		git -C submodule cat-file -t $C &&
 | |
| 		git -C sub1 cat-file -t $D &&
 | |
| 		git checkout --recurse-submodules FETCH_HEAD
 | |
| 	)
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetch new submodule commits on-demand without .gitmodules entry' '
 | |
| 	# depends on the previous test for setup
 | |
| 
 | |
| 	git config -f .gitmodules --remove-section submodule.sub1 &&
 | |
| 	git add .gitmodules &&
 | |
| 	git commit -m "delete gitmodules file" &&
 | |
| 	git checkout -B super &&
 | |
| 	git -C downstream fetch &&
 | |
| 	git -C downstream checkout origin/super &&
 | |
| 
 | |
| 	C=$(git -C submodule commit-tree -m "yet another change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C submodule update-ref refs/changes/7 $C &&
 | |
| 	git update-index --cacheinfo 160000 $C submodule &&
 | |
| 	test_tick &&
 | |
| 
 | |
| 	D=$(git -C sub1 commit-tree -m "yet another change outside refs/heads" HEAD^{tree}) &&
 | |
| 	git -C sub1 update-ref refs/changes/8 $D &&
 | |
| 	git update-index --cacheinfo 160000 $D sub1 &&
 | |
| 
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 	E=$(git rev-parse HEAD) &&
 | |
| 	git update-ref refs/changes/9 $E &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules origin refs/changes/9 &&
 | |
| 		git -C submodule cat-file -t $C &&
 | |
| 		git -C sub1 cat-file -t $D &&
 | |
| 		git checkout --recurse-submodules FETCH_HEAD
 | |
| 	)
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetch new submodule commit intermittently referenced by superproject' '
 | |
| 	# depends on the previous test for setup
 | |
| 
 | |
| 	D=$(git -C sub1 commit-tree -m "change 10 outside refs/heads" HEAD^{tree}) &&
 | |
| 	E=$(git -C sub1 commit-tree -m "change 11 outside refs/heads" HEAD^{tree}) &&
 | |
| 	F=$(git -C sub1 commit-tree -m "change 12 outside refs/heads" HEAD^{tree}) &&
 | |
| 
 | |
| 	git -C sub1 update-ref refs/changes/10 $D &&
 | |
| 	git update-index --cacheinfo 160000 $D sub1 &&
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 
 | |
| 	git -C sub1 update-ref refs/changes/11 $E &&
 | |
| 	git update-index --cacheinfo 160000 $E sub1 &&
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 
 | |
| 	git -C sub1 update-ref refs/changes/12 $F &&
 | |
| 	git update-index --cacheinfo 160000 $F sub1 &&
 | |
| 	git commit -m "updated submodules outside of refs/heads" &&
 | |
| 
 | |
| 	G=$(git rev-parse HEAD) &&
 | |
| 	git update-ref refs/changes/13 $G &&
 | |
| 	(
 | |
| 		cd downstream &&
 | |
| 		git fetch --recurse-submodules origin refs/changes/13 &&
 | |
| 
 | |
| 		git -C sub1 cat-file -t $D &&
 | |
| 		git -C sub1 cat-file -t $E &&
 | |
| 		git -C sub1 cat-file -t $F
 | |
| 	)
 | |
| '
 | |
| 
 | |
| add_commit_push () {
 | |
| 	dir="$1" &&
 | |
| 	msg="$2" &&
 | |
| 	shift 2 &&
 | |
| 	git -C "$dir" add "$@" &&
 | |
| 	git -C "$dir" commit -a -m "$msg" &&
 | |
| 	git -C "$dir" push
 | |
| }
 | |
| 
 | |
| compare_refs_in_dir () {
 | |
| 	fail= &&
 | |
| 	if test "x$1" = 'x!'
 | |
| 	then
 | |
| 		fail='!' &&
 | |
| 		shift
 | |
| 	fi &&
 | |
| 	git -C "$1" rev-parse --verify "$2" >expect &&
 | |
| 	git -C "$3" rev-parse --verify "$4" >actual &&
 | |
| 	eval $fail test_cmp expect actual
 | |
| }
 | |
| 
 | |
| 
 | |
| test_expect_success 'setup nested submodule fetch test' '
 | |
| 	# does not depend on any previous test setups
 | |
| 
 | |
| 	for repo in outer middle inner
 | |
| 	do
 | |
| 		git init --bare $repo &&
 | |
| 		git clone $repo ${repo}_content &&
 | |
| 		echo "$repo" >"${repo}_content/file" &&
 | |
| 		add_commit_push ${repo}_content "initial" file ||
 | |
| 		return 1
 | |
| 	done &&
 | |
| 
 | |
| 	git clone outer A &&
 | |
| 	git -C A submodule add "$pwd/middle" &&
 | |
| 	git -C A/middle/ submodule add "$pwd/inner" &&
 | |
| 	add_commit_push A/middle/ "adding inner sub" .gitmodules inner &&
 | |
| 	add_commit_push A/ "adding middle sub" .gitmodules middle &&
 | |
| 
 | |
| 	git clone outer B &&
 | |
| 	git -C B/ submodule update --init middle &&
 | |
| 
 | |
| 	compare_refs_in_dir A HEAD B HEAD &&
 | |
| 	compare_refs_in_dir A/middle HEAD B/middle HEAD &&
 | |
| 	test_path_is_file B/file &&
 | |
| 	test_path_is_file B/middle/file &&
 | |
| 	test_path_is_missing B/middle/inner/file &&
 | |
| 
 | |
| 	echo "change on inner repo of A" >"A/middle/inner/file" &&
 | |
| 	add_commit_push A/middle/inner "change on inner" file &&
 | |
| 	add_commit_push A/middle "change on inner" inner &&
 | |
| 	add_commit_push A "change on inner" middle
 | |
| '
 | |
| 
 | |
| test_expect_success 'fetching a superproject containing an uninitialized sub/sub project' '
 | |
| 	# depends on previous test for setup
 | |
| 
 | |
| 	git -C B/ fetch &&
 | |
| 	compare_refs_in_dir A origin/HEAD B origin/HEAD
 | |
| '
 | |
| 
 | |
| fetch_with_recursion_abort () {
 | |
| 	# In a regression the following git call will run into infinite recursion.
 | |
| 	# To handle that, we connect the sed command to the git call by a pipe
 | |
| 	# so that sed can kill the infinite recursion when detected.
 | |
| 	# The recursion creates git output like:
 | |
| 	# Fetching submodule sub
 | |
| 	# Fetching submodule sub/sub              <-- [1]
 | |
| 	# Fetching submodule sub/sub/sub
 | |
| 	# ...
 | |
| 	# [1] sed will stop reading and cause git to eventually stop and die
 | |
| 
 | |
| 	git -C "$1" fetch --recurse-submodules 2>&1 |
 | |
| 		sed "/Fetching submodule $2[^$]/q" >out &&
 | |
| 	! grep "Fetching submodule $2[^$]" out
 | |
| }
 | |
| 
 | |
| test_expect_success 'setup recursive fetch with uninit submodule' '
 | |
| 	# does not depend on any previous test setups
 | |
| 
 | |
| 	test_create_repo super &&
 | |
| 	test_commit -C super initial &&
 | |
| 	test_create_repo sub &&
 | |
| 	test_commit -C sub initial &&
 | |
| 	git -C sub rev-parse HEAD >expect &&
 | |
| 
 | |
| 	git -C super submodule add ../sub &&
 | |
| 	git -C super commit -m "add sub" &&
 | |
| 
 | |
| 	git clone super superclone &&
 | |
| 	git -C superclone submodule status >out &&
 | |
| 	sed -e "s/^-//" -e "s/ sub.*$//" out >actual &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| test_expect_success 'recursive fetch with uninit submodule' '
 | |
| 	# depends on previous test for setup
 | |
| 
 | |
| 	fetch_with_recursion_abort superclone sub &&
 | |
| 	git -C superclone submodule status >out &&
 | |
| 	sed -e "s/^-//" -e "s/ sub$//" out >actual &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| test_expect_success 'recursive fetch after deinit a submodule' '
 | |
| 	# depends on previous test for setup
 | |
| 
 | |
| 	git -C superclone submodule update --init sub &&
 | |
| 	git -C superclone submodule deinit -f sub &&
 | |
| 
 | |
| 	fetch_with_recursion_abort superclone sub &&
 | |
| 	git -C superclone submodule status >out &&
 | |
| 	sed -e "s/^-//" -e "s/ sub$//" out >actual &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| test_done
 |