fix: fix script dependency check and paths (#186)

Allows you to run the script from outside of the testing directory.

testing/setup_env.sh

@@ -5,23 +5,12 @@ command_exists() {
     command -v "$1" >/dev/null 2>&1
 }
 
-# Map of dependencies to their binaries (used to check if they are installed)
-declare -A dependencies=(
-    ["git"]="git"
-    ["rust"]="rustc"
-    ["gcc"]="gcc"
-    ["openssl"]="openssl"
-    ["pkg-config"]="pkg-config"
-    ["conda"]="conda"
-    ["pip"]="pip"
-    ["libpq"]="pg_config"
-)
-
-# Check each dependency
-for dep in "${!dependencies[@]}"; do
-    binary=${dependencies[$dep]}
-    if ! command_exists "$binary"; then
-        echo "Error: '$dep' is not installed."
+# Check each dependency is installed
+local deps=("git" "rustc" "gcc" "openssl" "conda" "pip" "pg_config")
+local names=("git" "rust" "gcc" "openssl" "conda" "pip" "libpq")
+for i in "${!deps[@]}"; do
+    if ! command_exists "${deps[$i]}"; then
+        echo "Error: '${names[$i]}' is not installed."
         exit 1
     fi
 done
@@ -31,7 +20,10 @@ echo "All dependencies are installed. Proceeding with setup..."
 # Variables
 ENV_NAME="tycho-protocol-sdk-testing"
 PYTHON_VERSION="3.9"
-REQUIREMENTS_FILE="requirements.txt"
+# Get the directory where this script is located
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+ROOT_DIR="$( cd "$SCRIPT_DIR/.." && pwd )"  # Assuming the script is in a subdirectory of the root
+REQUIREMENTS_FILE="$ROOT_DIR/testing/requirements.txt"
 
 # Create conda environment
 echo "Creating conda environment ${ENV_NAME} with Python ${PYTHON_VERSION}..."
@@ -46,5 +38,6 @@ echo "Installing the requirements from ${REQUIREMENTS_FILE}..."
 pip install -r $REQUIREMENTS_FILE --index-url https://pypi.org/simple
 conda activate $ENV_NAME
 
-echo "Setup complete."
+echo "----------------------------------------"
+echo "SETUP COMPLETE."
 echo "Run 'conda activate $ENV_NAME' to activate the environment."