[ $# -eq 0 ] && return
}
+EMPTY_TREE=$(git write-tree)
mkdir -p work/sub/dir || exit 1
+mkdir -p work2 || exit 1
mv .git repo.git || exit 1
say "core.worktree = relative path"
-export GIT_DIR=repo.git
-export GIT_CONFIG=$GIT_DIR/config
+GIT_DIR=repo.git
+GIT_CONFIG="$(pwd)"/$GIT_DIR/config
+export GIT_DIR GIT_CONFIG
unset GIT_WORK_TREE
git config core.worktree ../work
test_rev_parse 'outside' false false false
cd work || exit 1
-export GIT_DIR=../repo.git
-export GIT_CONFIG=$GIT_DIR/config
+GIT_DIR=../repo.git
+GIT_CONFIG="$(pwd)"/$GIT_DIR/config
test_rev_parse 'inside' false false true ''
cd sub/dir || exit 1
-export GIT_DIR=../../../repo.git
-export GIT_CONFIG=$GIT_DIR/config
+GIT_DIR=../../../repo.git
+GIT_CONFIG="$(pwd)"/$GIT_DIR/config
test_rev_parse 'subdirectory' false false true sub/dir/
cd ../../.. || exit 1
say "core.worktree = absolute path"
-export GIT_DIR=$(pwd)/repo.git
-export GIT_CONFIG=$GIT_DIR/config
+GIT_DIR=$(pwd)/repo.git
+GIT_CONFIG=$GIT_DIR/config
git config core.worktree "$(pwd)/work"
test_rev_parse 'outside' false false false
-cd work || exit 1
+cd work2
+test_rev_parse 'outside2' false false false
+cd ../work || exit 1
test_rev_parse 'inside' false false true ''
cd sub/dir || exit 1
test_rev_parse 'subdirectory' false false true sub/dir/
cd ../../.. || exit 1
say "GIT_WORK_TREE=relative path (override core.worktree)"
-export GIT_DIR=$(pwd)/repo.git
-export GIT_CONFIG=$GIT_DIR/config
+GIT_DIR=$(pwd)/repo.git
+GIT_CONFIG=$GIT_DIR/config
git config core.worktree non-existent
-export GIT_WORK_TREE=work
+GIT_WORK_TREE=work
+export GIT_WORK_TREE
test_rev_parse 'outside' false false false
-cd work || exit 1
-export GIT_WORK_TREE=.
+cd work2
+test_rev_parse 'outside' false false false
+cd ../work || exit 1
+GIT_WORK_TREE=.
test_rev_parse 'inside' false false true ''
cd sub/dir || exit 1
-export GIT_WORK_TREE=../..
+GIT_WORK_TREE=../..
test_rev_parse 'subdirectory' false false true sub/dir/
cd ../../.. || exit 1
mv work repo.git/work
+mv work2 repo.git/work2
say "GIT_WORK_TREE=absolute path, work tree below git dir"
-export GIT_DIR=$(pwd)/repo.git
-export GIT_CONFIG=$GIT_DIR/config
-export GIT_WORK_TREE=$(pwd)/repo.git/work
+GIT_DIR=$(pwd)/repo.git
+GIT_CONFIG=$GIT_DIR/config
+GIT_WORK_TREE=$(pwd)/repo.git/work
test_rev_parse 'outside' false false false
cd repo.git || exit 1
test_rev_parse 'in repo.git' false true false
cd objects || exit 1
test_rev_parse 'in repo.git/objects' false true false
+cd ../work2 || exit 1
+test_rev_parse 'in repo.git/work2' false true false
cd ../work || exit 1
-test_rev_parse 'in repo.git/work' false false true ''
+test_rev_parse 'in repo.git/work' false true true ''
cd sub/dir || exit 1
-test_rev_parse 'in repo.git/sub/dir' false false true sub/dir/
+test_rev_parse 'in repo.git/sub/dir' false true true sub/dir/
cd ../../../.. || exit 1
+test_expect_success 'repo finds its work tree' '
+ (cd repo.git &&
+ : > work/sub/dir/untracked &&
+ test sub/dir/untracked = "$(git ls-files --others)")
+'
+
+test_expect_success 'repo finds its work tree from work tree, too' '
+ (cd repo.git/work/sub/dir &&
+ : > tracked &&
+ git --git-dir=../../.. add tracked &&
+ cd ../../.. &&
+ test sub/dir/tracked = "$(git ls-files)")
+'
+
+test_expect_success '_gently() groks relative GIT_DIR & GIT_WORK_TREE' '
+ (cd repo.git/work/sub/dir &&
+ GIT_DIR=../../.. GIT_WORK_TREE=../.. GIT_PAGER= \
+ git diff --exit-code tracked &&
+ echo changed > tracked &&
+ ! GIT_DIR=../../.. GIT_WORK_TREE=../.. GIT_PAGER= \
+ git diff --exit-code tracked)
+'
+cat > diff-index-cached.expected <<\EOF
+:000000 100644 0000000000000000000000000000000000000000 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 A sub/dir/tracked
+EOF
+cat > diff-index.expected <<\EOF
+:000000 100644 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000 A sub/dir/tracked
+EOF
+
+
+test_expect_success 'git diff-index' '
+ GIT_DIR=repo.git GIT_WORK_TREE=repo.git/work git diff-index $EMPTY_TREE > result &&
+ test_cmp diff-index.expected result &&
+ GIT_DIR=repo.git git diff-index --cached $EMPTY_TREE > result &&
+ test_cmp diff-index-cached.expected result
+'
+cat >diff-files.expected <<\EOF
+:100644 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0000000000000000000000000000000000000000 M sub/dir/tracked
+EOF
+
+test_expect_success 'git diff-files' '
+ GIT_DIR=repo.git GIT_WORK_TREE=repo.git/work git diff-files > result &&
+ test_cmp diff-files.expected result
+'
+
+cat >diff-TREE.expected <<\EOF
+diff --git a/sub/dir/tracked b/sub/dir/tracked
+new file mode 100644
+index 0000000..5ea2ed4
+--- /dev/null
++++ b/sub/dir/tracked
+@@ -0,0 +1 @@
++changed
+EOF
+cat >diff-TREE-cached.expected <<\EOF
+diff --git a/sub/dir/tracked b/sub/dir/tracked
+new file mode 100644
+index 0000000..e69de29
+EOF
+cat >diff-FILES.expected <<\EOF
+diff --git a/sub/dir/tracked b/sub/dir/tracked
+index e69de29..5ea2ed4 100644
+--- a/sub/dir/tracked
++++ b/sub/dir/tracked
+@@ -0,0 +1 @@
++changed
+EOF
+
+test_expect_success 'git diff' '
+ GIT_DIR=repo.git GIT_WORK_TREE=repo.git/work git diff $EMPTY_TREE > result &&
+ test_cmp diff-TREE.expected result &&
+ GIT_DIR=repo.git git diff --cached $EMPTY_TREE > result &&
+ test_cmp diff-TREE-cached.expected result &&
+ GIT_DIR=repo.git GIT_WORK_TREE=repo.git/work git diff > result &&
+ test_cmp diff-FILES.expected result
+'
+
+test_expect_success 'git grep' '
+ (cd repo.git/work/sub &&
+ GIT_DIR=../.. GIT_WORK_TREE=.. git grep -l changed | grep dir/tracked)
+'
+
+test_expect_success 'git commit' '
+ (
+ cd repo.git &&
+ GIT_DIR=. GIT_WORK_TREE=work git commit -a -m done
+ )
+'
+
+test_expect_success 'absolute pathspec should fail gracefully' '
+ (
+ cd repo.git || exit 1
+ git config --unset core.worktree
+ test_must_fail git log HEAD -- /home
+ )
+'
+
+test_expect_success 'make_relative_path handles double slashes in GIT_DIR' '
+ : > dummy_file
+ echo git --git-dir="$(pwd)//repo.git" --work-tree="$(pwd)" add dummy_file &&
+ git --git-dir="$(pwd)//repo.git" --work-tree="$(pwd)" add dummy_file
+'
+
test_done