feat(runtime-adapters): Add runtime environment availability check and logger output; normalize runtime version strings

ts/tstest.logging.ts

@@ -137,6 +137,43 @@ export class TsTestLogger {
       this.log(this.format(`   Found: ${count} test file(s)`, 'green'));
     }
   }
+
+  // Environment check - display available runtimes
+  environmentCheck(availability: Map<string, { available: boolean; version?: string; error?: string }>) {
+    if (this.options.json) {
+      const runtimes: any = {};
+      for (const [runtime, info] of availability) {
+        runtimes[runtime] = info;
+      }
+      this.logJson({ event: 'environmentCheck', runtimes });
+      return;
+    }
+    
+    if (this.options.quiet) return;
+    
+    this.log(this.format('\n🌍 Test Environment', 'bold'));
+    
+    // Define runtime display names
+    const runtimeNames: Record<string, string> = {
+      node: 'Node.js',
+      deno: 'Deno',
+      bun: 'Bun',
+      chromium: 'Chrome/Chromium'
+    };
+    
+    // Display each runtime
+    for (const [runtime, info] of availability) {
+      const displayName = runtimeNames[runtime] || runtime;
+      
+      if (info.available) {
+        const versionStr = info.version ? ` ${info.version}` : '';
+        this.log(this.format(`   ✓ ${displayName}${versionStr}`, 'green'));
+      } else {
+        const errorStr = info.error ? ` (${info.error})` : '';
+        this.log(this.format(`   ✗ ${displayName}${errorStr}`, 'dim'));
+      }
+    }
+  }
   
   // Test execution
   testFileStart(filename: string, runtime: string, index: number, total: number) {