153 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable file
		
	
	
	
	
			
		
		
	
	
			153 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable file
		
	
	
	
	
#!/bin/sh
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test_description='checkout can switch to last branch and merge base'
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. ./test-lib.sh
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test_expect_success 'setup' '
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	echo hello >world &&
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	git add world &&
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	git commit -m initial &&
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	git branch other &&
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	echo "hello again" >>world &&
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	git add world &&
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	git commit -m second
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'
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test_expect_success '"checkout -" does not work initially' '
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	test_must_fail git checkout -
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'
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test_expect_success 'first branch switch' '
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	git checkout other
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'
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test_expect_success '"checkout -" switches back' '
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/master"
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'
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test_expect_success '"checkout -" switches forth' '
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/other"
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'
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test_expect_success 'detach HEAD' '
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	git checkout $(git rev-parse HEAD)
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'
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test_expect_success '"checkout -" attaches again' '
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/other"
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'
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test_expect_success '"checkout -" detaches again' '
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	git checkout - &&
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	test "z$(git rev-parse HEAD)" = "z$(git rev-parse other)" &&
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	test_must_fail git symbolic-ref HEAD
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'
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test_expect_success 'more switches' '
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	for i in 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
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	do
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		git checkout -b branch$i
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	done
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'
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more_switches () {
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	for i in 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
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	do
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		git checkout branch$i
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	done
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}
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test_expect_success 'switch to the last' '
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	more_switches &&
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	git checkout @{-1} &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch2"
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'
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test_expect_success 'switch to second from the last' '
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	more_switches &&
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	git checkout @{-2} &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch3"
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'
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test_expect_success 'switch to third from the last' '
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	more_switches &&
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	git checkout @{-3} &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch4"
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'
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test_expect_success 'switch to fourth from the last' '
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	more_switches &&
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	git checkout @{-4} &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch5"
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'
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test_expect_success 'switch to twelfth from the last' '
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	more_switches &&
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	git checkout @{-12} &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch13"
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'
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test_expect_success 'merge base test setup' '
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	git checkout -b another other &&
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	echo "hello again" >>world &&
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	git add world &&
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	git commit -m third
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'
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test_expect_success 'another...master' '
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	git checkout another &&
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	git checkout another...master &&
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	test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify master^)"
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'
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test_expect_success '...master' '
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	git checkout another &&
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	git checkout ...master &&
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	test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify master^)"
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'
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test_expect_success 'master...' '
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	git checkout another &&
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	git checkout master... &&
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	test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify master^)"
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'
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test_expect_success '"checkout -" works after a rebase A' '
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	git checkout master &&
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	git checkout other &&
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	git rebase master &&
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/master"
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'
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test_expect_success '"checkout -" works after a rebase A B' '
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	git branch moodle master~1 &&
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	git checkout master &&
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	git checkout other &&
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	git rebase master moodle &&
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/master"
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'
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test_expect_success '"checkout -" works after a rebase -i A' '
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	git checkout master &&
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	git checkout other &&
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	git rebase -i master &&
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/master"
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'
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test_expect_success '"checkout -" works after a rebase -i A B' '
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	git branch foodle master~1 &&
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	git checkout master &&
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	git checkout other &&
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	git rebase master foodle &&
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	git checkout - &&
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	test "z$(git symbolic-ref HEAD)" = "zrefs/heads/master"
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'
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test_done
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