Add bindings EVM bindings for TS

cmd/creinit/creinit_test.go

@@ -1,14 +1,19 @@
 package creinit
 
 import (
+	"crypto/sha256"
+	"encoding/hex"
 	"fmt"
+	"io/fs"
 	"os"
 	"os/exec"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/require"
 
+	"github.com/smartcontractkit/cre-cli/cmd/generate-bindings/bindings"
 	"github.com/smartcontractkit/cre-cli/internal/constants"
 	"github.com/smartcontractkit/cre-cli/internal/testutil"
 	"github.com/smartcontractkit/cre-cli/internal/testutil/chainsim"
@@ -78,6 +83,84 @@ func requireNoDirExists(t *testing.T, dirPath string) {
 	require.Falsef(t, fi.IsDir(), "directory %s should NOT exist", dirPath)
 }
 
+func hashDirectoryFiles(t *testing.T, dir string) map[string]string {
+	t.Helper()
+	hashes := make(map[string]string)
+	err := filepath.WalkDir(dir, func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if d.IsDir() {
+			return nil
+		}
+		data, err := os.ReadFile(path)
+		if err != nil {
+			return err
+		}
+		rel, _ := filepath.Rel(dir, path)
+		sum := sha256.Sum256(data)
+		hashes[rel] = hex.EncodeToString(sum[:])
+		return nil
+	})
+	require.NoError(t, err)
+	return hashes
+}
+
+func validateGeneratedBindingsStable(t *testing.T, projectRoot string) {
+	t.Helper()
+
+	generatedDir := filepath.Join(projectRoot, "contracts", "evm", "src", "generated")
+	if _, err := os.Stat(generatedDir); os.IsNotExist(err) {
+		return
+	}
+
+	abiDir := filepath.Join(projectRoot, "contracts", "evm", "src", "abi")
+
+	// Hash all files in generated/ before regeneration
+	beforeHashes := hashDirectoryFiles(t, generatedDir)
+	require.NotEmpty(t, beforeHashes, "generated directory should not be empty")
+
+	// Find all .abi files and regenerate bindings
+	abiFiles, err := filepath.Glob(filepath.Join(abiDir, "*.abi"))
+	require.NoError(t, err)
+	require.NotEmpty(t, abiFiles, "abi directory should contain .abi files")
+
+	for _, abiFile := range abiFiles {
+		contractName := strings.TrimSuffix(filepath.Base(abiFile), ".abi")
+
+		// Find the matching package subdirectory in generated/
+		entries, readErr := os.ReadDir(generatedDir)
+		require.NoError(t, readErr)
+
+		found := false
+		for _, entry := range entries {
+			if !entry.IsDir() {
+				continue
+			}
+			goFile := filepath.Join(generatedDir, entry.Name(), contractName+".go")
+			if _, statErr := os.Stat(goFile); statErr == nil {
+				// Regenerate into this directory
+				err = bindings.GenerateBindings("", abiFile, entry.Name(), contractName, goFile)
+				require.NoError(t, err, "failed to regenerate bindings for %s", contractName)
+				found = true
+				break
+			}
+		}
+		require.True(t, found, "no matching generated directory found for contract %s", contractName)
+	}
+
+	// Hash all files after regeneration
+	afterHashes := hashDirectoryFiles(t, generatedDir)
+
+	// Compare: every file should have the same hash
+	require.Equal(t, len(beforeHashes), len(afterHashes), "number of generated files changed")
+	for file, beforeHash := range beforeHashes {
+		afterHash, exists := afterHashes[file]
+		require.True(t, exists, "generated file %s disappeared after regeneration", file)
+		require.Equal(t, beforeHash, afterHash, "generated file %s changed after regeneration — template is stale", file)
+	}
+}
+
 // runLanguageSpecificTests runs the appropriate test suite based on the language field.
 // For TypeScript: runs bun install and bun test in the workflow directory.
 // For Go: runs go test ./... in the workflow directory.
@@ -99,12 +182,30 @@ func runLanguageSpecificTests(t *testing.T, workflowDir, language string) {
 func runTypescriptTests(t *testing.T, workflowDir string) {
 	t.Helper()
 
+	testFile := filepath.Join(workflowDir, "main.test.ts")
+	if _, err := os.Stat(testFile); os.IsNotExist(err) {
+		t.Logf("Skipping TS tests: no main.test.ts in %s", workflowDir)
+		return
+	}
+
 	t.Logf("Running TypeScript tests in %s", workflowDir)
+
+	// Install dependencies using bun install --cwd (as instructed by cre init)
 	installCmd := exec.Command("bun", "install", "--cwd", workflowDir, "--ignore-scripts")
 	installOutput, err := installCmd.CombinedOutput()
 	require.NoError(t, err, "bun install failed in %s:\n%s", workflowDir, string(installOutput))
 	t.Logf("bun install succeeded")
 
+	// Link local @chainlink/cre-sdk if registered (for dev with unpublished SDK changes)
+	linkCmd := exec.Command("bun", "link", "@chainlink/cre-sdk")
+	linkCmd.Dir = workflowDir
+	linkOutput, linkErr := linkCmd.CombinedOutput()
+	if linkErr != nil {
+		t.Logf("bun link @chainlink/cre-sdk not available, using published version: %s", string(linkOutput))
+	} else {
+		t.Logf("Linked local @chainlink/cre-sdk")
+	}
+
 	// Run tests
 	testCmd := exec.Command("bun", "test")
 	testCmd.Dir = workflowDir
@@ -117,6 +218,26 @@ func runTypescriptTests(t *testing.T, workflowDir string) {
 func runGoTests(t *testing.T, workflowDir string) {
 	t.Helper()
 
+	// Check if there's a go.mod or any .go test files
+	hasGoTests := false
+	entries, err := os.ReadDir(workflowDir)
+	if err != nil {
+		t.Logf("Skipping Go tests: cannot read %s", workflowDir)
+		return
+	}
+
+	for _, entry := range entries {
+		if filepath.Ext(entry.Name()) == "_test.go" {
+			hasGoTests = true
+			break
+		}
+	}
+
+	if !hasGoTests {
+		t.Logf("Skipping Go tests: no *_test.go files in %s", workflowDir)
+		return
+	}
+
 	t.Logf("Running Go tests in %s", workflowDir)
 
 	testCmd := exec.Command("go", "test", "./...")
@@ -256,6 +377,7 @@ func TestInitExecuteFlows(t *testing.T) {
 			validateInitProjectStructure(t, projectRoot, tc.expectWorkflowName, tc.expectTemplateFiles)
 
 			runLanguageSpecificTests(t, filepath.Join(projectRoot, tc.expectWorkflowName), tc.language)
+			validateGeneratedBindingsStable(t, projectRoot)
 		})
 	}
 }

cmd/creinit/template/workflow/typescriptPorExampleDev/contracts/abi/BalanceReader.json

@@ -0,0 +1 @@
+[{"inputs":[{"internalType":"address[]","name":"addresses","type":"address[]"}],"name":"getNativeBalances","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"typeAndVersion","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"}]

cmd/creinit/template/workflow/typescriptPorExampleDev/contracts/abi/IERC20.json

@@ -0,0 +1 @@
+[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]