Add test cases

1 files changed, 119 insertions, 0 deletions

diff --git a/test.bats b/test.bats
new file mode 100755
index 0000000..cd95eec
--- /dev/null
+++ b/test.bats
@@ -0,0 +1,119 @@
+#!/usr/bin/env bats
+#
+# TESTS git-update-agent using bats
+# Clones a repository, tests update behavior, and ensure remote is set accordingly
+
+export REMOTE=updates
+
+setup_parent_repo() {
+  export PARENT="parent-repo"
+  mkdir "$PARENT"
+  cd "$PARENT"
+  git init
+  echo 1 > a
+  echo 2 > b
+  git add a b
+  git commit -m "Add a and b"
+  cd ..
+}
+
+clone_parent_repo() {
+  export CHILD="child-repo"
+
+  git-update-agent \
+    --init-with "../${PARENT}" \
+    --dir "${CHILD}"  
+}
+
+setup_file() {
+  export TMP="$(mktemp -d)"
+  cd "$TMP"
+
+  setup_parent_repo
+  clone_parent_repo
+}
+
+teardown_file() {
+  rm -rf "$TMP"
+}
+
+
+hash_files() {
+  cat $(git ls-files | xargs) | sha256sum
+}
+
+main() {
+  bash git-update-agent
+}
+
+@test "Clone exists" {
+  [ -d "${CHILD}" ]  
+}
+
+@test "Files exists" {
+
+  local expected_file
+
+  expected_files() {
+cat <<_EOF
+a
+b
+_EOF
+  }
+
+  cd "${CHILD}"
+  [ "$(git ls-files)" = "$(expected_files)" ]
+  [ "$(cat a)" = "1" ]
+  [ "$(cat b)" = "2" ]
+}
+
+@test "Does not update files if remote is not updated" {
+  cd "${CHILD}"
+
+  local initial_hash
+  local final_hash
+
+  initial_hash="$(hash_files)"
+
+  run main  
+
+  final_hash="$(hash_files)"
+
+  echo "Testing if files have changed"
+  echo "${initial_hash} = ${final_hash}"
+
+  echo "$output"
+
+  [ "$initial_hash" = "$final_hash" ]
+  
+  echo "$output" | grep "up to date" 
+
+  [ "${status}" -eq 0 ]
+}
+
+@test "Child updates if parent updates" {
+  cd "${PARENT}"
+  echo 3 > a
+
+  git add a
+  git commit -m "Rewrite a"
+    
+  cd "${TMP}/${CHILD}"
+
+  run main
+
+  echo "${output}" | grep "Updated"
+  
+  [ "$(cat a)" = "3" ] 
+  [ "${status}" -eq 0 ]
+}
+
+@test "Remote is set properly" {
+  cd "${CHILD}"
+  [ "$(git remote)" = "$REMOTE" ]
+}
+
+@test "Remote head is set" {
+  cd "${CHILD}"
+  [ "$(git symbolic-ref refs/remotes/${REMOTE}/HEAD)" = "refs/remotes/${REMOTE}/main" ]
+}