#!/bin/sh test_description='Combination of submodules and multiple workdirs' . ./test-lib.sh base_path=$(pwd -P) test_expect_success 'setup: make origin' \ 'mkdir -p origin/sub && ( cd origin/sub && git init && echo file1 >file1 && git add file1 && git commit -m file1 ) && mkdir -p origin/main && ( cd origin/main && git init && git submodule add ../sub && git commit -m "add sub" ) && ( cd origin/sub && echo file1updated >file1 && git add file1 && git commit -m "file1 updated" ) && ( cd origin/main/sub && git pull ) && ( cd origin/main && git add sub && git commit -m "sub updated" )' test_expect_success 'setup: clone' \ 'mkdir clone && ( cd clone && git clone --recursive "$base_path/origin/main")' rev1_hash_main=$(git --git-dir=origin/main/.git show --pretty=format:%h -q "HEAD~1") rev1_hash_sub=$(git --git-dir=origin/sub/.git show --pretty=format:%h -q "HEAD~1") test_expect_success 'checkout main' \ 'mkdir default_checkout && (cd clone/main && git worktree add "$base_path/default_checkout/main" "$rev1_hash_main")' test_expect_failure 'can see submodule diffs just after checkout' \ '(cd default_checkout/main && git diff --submodule master"^!" | grep "file1 updated")' test_expect_success 'checkout main and initialize independed clones' \ 'mkdir fully_cloned_submodule && (cd clone/main && git worktree add "$base_path/fully_cloned_submodule/main" "$rev1_hash_main") && (cd fully_cloned_submodule/main && git submodule update)' test_expect_success 'can see submodule diffs after independed cloning' \ '(cd fully_cloned_submodule/main && git diff --submodule master"^!" | grep "file1 updated")' test_expect_success 'checkout sub manually' \ 'mkdir linked_submodule && (cd clone/main && git worktree add "$base_path/linked_submodule/main" "$rev1_hash_main") && (cd clone/main/sub && git worktree add "$base_path/linked_submodule/main/sub" "$rev1_hash_sub")' test_expect_success 'can see submodule diffs after manual checkout of linked submodule' \ '(cd linked_submodule/main && git diff --submodule master"^!" | grep "file1 updated")' test_done