#!/usr/bin/env shellspec
# Unit tests for node-setup action

# Framework is automatically loaded via spec_helper.sh

Describe "node-setup action"
ACTION_DIR="node-setup"
ACTION_FILE="$ACTION_DIR/action.yml"

# Framework is automatically initialized via spec_helper.sh

Context "when validating inputs"
It "accepts valid Node.js version"
When call validate_input_python "node-setup" "default-version" "18.17.0"
The status should be success
End

It "accepts valid package manager"
When call validate_input_python "node-setup" "package-manager" "npm"
The status should be success
End

It "accepts yarn as package manager"
When call validate_input_python "node-setup" "package-manager" "yarn"
The status should be success
End

It "accepts pnpm as package manager"
When call validate_input_python "node-setup" "package-manager" "pnpm"
The status should be success
End

It "accepts bun as package manager"
When call validate_input_python "node-setup" "package-manager" "bun"
The status should be success
End

It "rejects invalid package manager"
When call validate_input_python "node-setup" "package-manager" "invalid-manager"
The status should be failure
End

It "rejects malformed Node.js version"
When call validate_input_python "node-setup" "default-version" "not-a-version"
The status should be failure
End

It "rejects command injection in inputs"
When call validate_input_python "node-setup" "default-version" "18.0.0; rm -rf /"
The status should be failure
End
End

Context "when checking action structure"
It "has valid YAML syntax"
When call validate_action_yml_quiet "$ACTION_FILE"
The status should be success
End

It "has correct action name"
When call get_action_name "$ACTION_FILE"
The output should equal "Node Setup"
End

It "defines expected inputs"
When call get_action_inputs "$ACTION_FILE"
The output should include "default-version"
The output should include "package-manager"
End

It "defines expected outputs"
When call get_action_outputs "$ACTION_FILE"
The output should include "node-version"
The output should include "package-manager"
The output should include "cache-hit"
End
End

Context "when testing Node.js version detection"
BeforeEach "shellspec_setup_test_env 'node-version-detection'"
AfterEach "shellspec_cleanup_test_env 'node-version-detection'"

It "detects version from package.json engines field"
create_mock_node_repo

# Mock action output based on package.json
echo "node-version=18.0.0" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "node-version" "18.0.0"
The status should be success
End

It "detects version from .nvmrc file"
create_mock_node_repo
echo "18.17.1" >.nvmrc

# Mock action output
echo "node-version=18.17.1" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "node-version" "18.17.1"
The status should be success
End

It "uses default version when none specified"
create_mock_node_repo
# Remove engines field simulation

# Mock default version output
echo "node-version=20.0.0" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "node-version" "20.0.0"
The status should be success
End
End

Context "when testing package manager detection"
BeforeEach "shellspec_setup_test_env 'package-manager-detection'"
AfterEach "shellspec_cleanup_test_env 'package-manager-detection'"

It "detects bun from bun.lockb"
create_mock_node_repo
touch bun.lockb

echo "package-manager=bun" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "package-manager" "bun"
The status should be success
End

It "detects pnpm from pnpm-lock.yaml"
create_mock_node_repo
touch pnpm-lock.yaml

echo "package-manager=pnpm" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "package-manager" "pnpm"
The status should be success
End

It "detects yarn from yarn.lock"
create_mock_node_repo
touch yarn.lock

echo "package-manager=yarn" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "package-manager" "yarn"
The status should be success
End

It "detects npm from package-lock.json"
create_mock_node_repo
touch package-lock.json

echo "package-manager=npm" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "package-manager" "npm"
The status should be success
End

It "detects packageManager field from package.json"
create_mock_node_repo

# Add packageManager field to package.json
cat >package.json <<EOF
{
  "name": "test-project",
  "version": "1.0.0",
  "packageManager": "pnpm@8.0.0",
  "engines": {
    "node": ">=18.0.0"
  }
}
EOF

echo "package-manager=pnpm" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "package-manager" "pnpm"
The status should be success
End
End

Context "when testing Corepack integration"
BeforeEach "shellspec_setup_test_env 'corepack-test'"
AfterEach "shellspec_cleanup_test_env 'corepack-test'"

It "enables Corepack when packageManager is specified"
create_mock_node_repo

# Simulate packageManager field
cat >package.json <<EOF
{
  "name": "test-project",
  "version": "1.0.0",
  "packageManager": "yarn@3.6.0"
}
EOF

# Mock Corepack enabled output
echo "corepack-enabled=true" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "corepack-enabled" "true"
The status should be success
End
End

Context "when testing cache functionality"
BeforeEach "shellspec_setup_test_env 'cache-test'"
AfterEach "shellspec_cleanup_test_env 'cache-test'"

It "reports cache hit when dependencies are cached"
create_mock_node_repo
touch package-lock.json
mkdir -p node_modules

# Mock cache hit
echo "cache-hit=true" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "cache-hit" "true"
The status should be success
End

It "reports cache miss when no cache exists"
create_mock_node_repo
touch package-lock.json

# Mock cache miss
echo "cache-hit=false" >>"$GITHUB_OUTPUT"

When call shellspec_validate_action_output "cache-hit" "false"
The status should be success
End
End

Context "when testing output consistency"
It "produces all expected outputs"
When call test_action_outputs "$ACTION_DIR" "node-version" "18.0.0" "package-manager" "npm"
The status should be success
The stderr should include "Testing action outputs for: node-setup"
The stderr should include "Output test passed for: node-setup"
End
End
End