#!/bin/bash

set -e

# Setup: Add src directory to PATH and create isolated test directory
SRCDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../src" && pwd)"
export PATH="$SRCDIR:$PATH"

TESTDIR=$(mktemp -d)
trap "rm -rf '$TESTDIR'" EXIT

cd "$TESTDIR"


echo "=== Test: recursive subgit ==="

# Step 1: Create two upstream repositories
mkdir -p upstream/repo1 upstream/repo2
cd upstream/repo1
git init
echo "test1" > file1.txt
git add file1.txt
git commit -m "Initial commit repo1"
cd ../repo2
git init
echo "test2" > file2.txt
git add file2.txt
git commit -m "Initial commit repo2"
cd "$TESTDIR"

# Step 2: Create parent repo with a subrepo that itself has a nested subrepo
mkdir parent
cd parent
git init

# Add first-level subrepo
subgit add "$TESTDIR/upstream/repo1" subrepo1

# Make the subrepo directory into a subgit container with its own subrepo
cd subrepo1
git init
subgit add "$TESTDIR/upstream/repo2" nested-repo

cd "$TESTDIR/parent"

# Step 3: Test that init without -r flag does not initialize nested subrepos
echo "=== Test: init without -r flag ==="
rm -rf subrepo1/nested-repo
subgit init -f subrepo1

# nested-repo should not exist (not initialized recursively)
if [ -d subrepo1/nested-repo ]; then
	echo "FAIL: nested repo should not be initialized without -r flag"
	exit 1
fi

# Step 4: Test that init with -r flag initializes nested subrepos
echo "=== Test: init with -r flag ==="
subgit init -r -f subrepo1

# nested-repo should now exist with its files
if [ ! -f subrepo1/nested-repo/file2.txt ]; then
	echo "FAIL: nested repo not initialized with -r flag"
	exit 1
fi

# Verify .git symlink was created for nested repo
if [ ! -L subrepo1/nested-repo/.git ]; then
	echo "FAIL: nested repo .git symlink not created"
	exit 1
fi

echo "PASS: recursive test"