1#!/bin/sh
2
3test_description='Combination of submodules and multiple workdirs'
4
5. ./test-lib.sh
6
7base_path=$(pwd -P)
8
9test_expect_success 'setup: make origin' '
10 mkdir -p origin/sub &&
11 (
12 cd origin/sub && git init &&
13 echo file1 >file1 &&
14 git add file1 &&
15 git commit -m file1
16 ) &&
17 mkdir -p origin/main &&
18 (
19 cd origin/main && git init &&
20 git submodule add ../sub &&
21 git commit -m "add sub"
22 ) &&
23 (
24 cd origin/sub &&
25 echo file1updated >file1 &&
26 git add file1 &&
27 git commit -m "file1 updated"
28 ) &&
29 git -C origin/main/sub pull &&
30 (
31 cd origin/main &&
32 git add sub &&
33 git commit -m "sub updated"
34 )
35'
36
37test_expect_success 'setup: clone' '
38 mkdir clone &&
39 git -C clone clone --recursive "$base_path/origin/main"
40'
41
42rev1_hash_main=$(git --git-dir=origin/main/.git show --pretty=format:%h -q "HEAD~1")
43rev1_hash_sub=$(git --git-dir=origin/sub/.git show --pretty=format:%h -q "HEAD~1")
44
45test_expect_success 'checkout main' '
46 mkdir default_checkout &&
47 git -C clone/main worktree add "$base_path/default_checkout/main" "$rev1_hash_main"
48'
49
50test_expect_failure 'can see submodule diffs just after checkout' '
51 git -C default_checkout/main diff --submodule master"^!" >out &&
52 grep "file1 updated" out
53'
54
55test_expect_success 'checkout main and initialize independent clones' '
56 mkdir fully_cloned_submodule &&
57 git -C clone/main worktree add "$base_path/fully_cloned_submodule/main" "$rev1_hash_main" &&
58 git -C fully_cloned_submodule/main submodule update
59'
60
61test_expect_success 'can see submodule diffs after independent cloning' '
62 git -C fully_cloned_submodule/main diff --submodule master"^!" >out &&
63 grep "file1 updated" out
64'
65
66test_expect_success 'checkout sub manually' '
67 mkdir linked_submodule &&
68 git -C clone/main worktree add "$base_path/linked_submodule/main" "$rev1_hash_main" &&
69 git -C clone/main/sub worktree add "$base_path/linked_submodule/main/sub" "$rev1_hash_sub"
70'
71
72test_expect_success 'can see submodule diffs after manual checkout of linked submodule' '
73 git -C linked_submodule/main diff --submodule master"^!" >out &&
74 grep "file1 updated" out
75'
76
77test_done