Flesh out tests for types.go, parser.go; add validation_test.go, update validation.go; add canonical formatting for cpu and memory resources

cmd/devenv/generate.go

@@ -309,11 +309,24 @@ func printConfigSummary(cfg *config.DevEnvConfig) {
 		fmt.Printf("  Git: %s <%s>\n", cfg.Git.Name, cfg.Git.Email)
 	}
 
-	if cfg.Resources.CPU != nil || cfg.Resources.Memory != "" {
-		cpuStr := formatCPU(cfg.Resources.CPU)
-		fmt.Printf("  Resources: CPU=%s, Memory=%s, GPU=%d\n",
-			cpuStr, cfg.Resources.Memory, cfg.Resources.GPU)
+	cpuStr := cfg.CPU()    // e.g., "4000m" or "0"
+	memStr := cfg.Memory() // e.g., "16Gi" or ""
 
+	hasCPU := cpuStr != "0"
+	hasMem := memStr != ""
+
+	if hasCPU || hasMem {
+		fmt.Printf("  Resources:")
+		if hasCPU {
+			fmt.Printf(" CPU=%s", cpuStr)
+		}
+		if hasMem {
+			if hasCPU {
+				fmt.Printf(",")
+			}
+			fmt.Printf(" Memory=%s", memStr)
+		}
+		fmt.Println()
 	}
 
 	if len(cfg.Volumes) > 0 {

internal/config/example_test.go

@@ -25,91 +25,15 @@ func ExampleLoadDeveloperConfig() {
 	// Access SSH keys
 	sshKeys, err := cfg.GetSSHKeys()
 	if err != nil {
-		log.Fatal(err)
+		fmt.Println("error:", err)
+		return
 	}
 	fmt.Printf("SSH Keys: %d configured\n", len(sshKeys))
 
 	// Output:
 	// Developer: testuser
-	// CPU: 4
+	// CPU: 4000m
 	// Memory: 16Gi
 	// User ID: 2000
 	// SSH Keys: 1 configured
 }
-
-// ExampleDevEnvConfig_CPU demonstrates flexible CPU resource handling
-// with different input types and default values.
-func ExampleDevEnvConfig_CPU() {
-	// Example with string CPU value
-	cfg1 := &config.DevEnvConfig{
-		Name: "alice",
-		BaseConfig: config.BaseConfig{
-			Resources: config.ResourceConfig{
-				CPU: "8", // String value
-			},
-		},
-	}
-	fmt.Printf("String CPU: %s\n", cfg1.CPU())
-
-	// Example with integer CPU value
-	cfg2 := &config.DevEnvConfig{
-		Name: "bob",
-		BaseConfig: config.BaseConfig{
-			Resources: config.ResourceConfig{
-				CPU: 4, // Integer value
-			},
-		},
-	}
-	fmt.Printf("Integer CPU: %s\n", cfg2.CPU())
-
-	// Example with no CPU specified (uses default)
-	cfg3 := &config.DevEnvConfig{
-		Name: "charlie",
-		// No Resources specified
-	}
-	fmt.Printf("Default CPU: %s\n", cfg3.CPU())
-
-	// Output:
-	// String CPU: 8
-	// Integer CPU: 4
-	// Default CPU: 0
-}
-
-// ExampleDevEnvConfig_GetSSHKeys demonstrates SSH key handling with
-// both single string and multiple string array formats.
-func ExampleDevEnvConfig_GetSSHKeys() {
-	// Single SSH key as string
-	cfg1 := &config.DevEnvConfig{
-		Name: "alice",
-		BaseConfig: config.BaseConfig{
-			SSHPublicKey: "ssh-rsa AAAAB3NzaC1yc2EAAAADAQAB [email protected]",
-		},
-	}
-
-	keys1, err := cfg1.GetSSHKeys()
-	if err != nil {
-		log.Fatal(err)
-	}
-	fmt.Printf("Single key: %d SSH key(s)\n", len(keys1))
-
-	// Multiple SSH keys as slice
-	cfg2 := &config.DevEnvConfig{
-		Name: "bob",
-		BaseConfig: config.BaseConfig{
-			SSHPublicKey: []interface{}{
-				"ssh-rsa AAAAB3NzaC1yc2EAAAADAQAB [email protected]",
-				"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAI [email protected]",
-			},
-		},
-	}
-
-	keys2, err := cfg2.GetSSHKeys()
-	if err != nil {
-		log.Fatal(err)
-	}
-	fmt.Printf("Multiple keys: %d SSH key(s)\n", len(keys2))
-
-	// Output:
-	// Single key: 1 SSH key(s)
-	// Multiple keys: 2 SSH key(s)
-}