summaryrefslogtreecommitdiff
path: root/t/t2011-checkout-invalid-head.sh
blob: c5501b008c8f56ac0712d9f475ebc460a0d4eea4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
#!/bin/sh

test_description='checkout switching away from an invalid branch'

. ./test-lib.sh

test_expect_success 'setup' '
	echo hello >world &&
	git add world &&
	git commit -m initial
'

test_expect_success 'checkout should not start branch from a tree' '
	test_must_fail git checkout -b newbranch master^{tree}
'

test_expect_success 'checkout master from invalid HEAD' '
	echo $_z40 >.git/HEAD &&
	git checkout master --
'

test_expect_success 'checkout notices failure to lock HEAD' '
	test_when_finished "rm -f .git/HEAD.lock" &&
	>.git/HEAD.lock &&
	test_must_fail git checkout -b other
'

test_expect_success 'create ref directory/file conflict scenario' '
	git update-ref refs/heads/outer/inner master &&

	# do not rely on symbolic-ref to get a known state,
	# as it may use the same code we are testing
	reset_to_df () {
		echo "ref: refs/heads/outer" >.git/HEAD
	}
'

test_expect_success 'checkout away from d/f HEAD (unpacked, to branch)' '
	reset_to_df &&
	git checkout master
'

test_expect_success 'checkout away from d/f HEAD (unpacked, to detached)' '
	reset_to_df &&
	git checkout --detach master
'

test_expect_success 'pack refs' '
	git pack-refs --all --prune
'

test_expect_success 'checkout away from d/f HEAD (packed, to branch)' '
	reset_to_df &&
	git checkout master
'

test_expect_success 'checkout away from d/f HEAD (packed, to detached)' '
	reset_to_df &&
	git checkout --detach master
'
test_done