First implementation of 'core upgrade'

commands/commands_test.go

@@ -369,6 +369,32 @@ func TestCoreCommands(t *testing.T) {
 	require.Zero(t, exitCode, "exit code")
 	require.Contains(t, string(d), "arduino:avr")
 
+	// Upgrade platform
+	exitCode, d = executeWithArgs(t, "core", "upgrade", "arduino:avr@1.6.17")
+	require.NotZero(t, exitCode, "exit code")
+	require.Contains(t, string(d), "Invalid item arduino:avr@1.6.17")
+
+	exitCode, d = executeWithArgs(t, "core", "upgrade", "other:avr")
+	require.NotZero(t, exitCode, "exit code")
+	require.Contains(t, string(d), "other:avr not found")
+
+	exitCode, d = executeWithArgs(t, "core", "upgrade", "arduino:samd")
+	require.NotZero(t, exitCode, "exit code")
+	require.Contains(t, string(d), "arduino:samd is not installed")
+
+	exitCode, d = executeWithArgs(t, "core", "upgrade", "arduino:avr")
+	require.Zero(t, exitCode, "exit code")
+	require.Contains(t, string(d), "Updating arduino:avr@1.6.16 with "+AVR)
+
+	// List updatable cores
+	exitCode, d = executeWithArgs(t, "core", "list", "--updatable")
+	require.Zero(t, exitCode, "exit code")
+	require.NotContains(t, string(d), "arduino:avr")
+
+	exitCode, d = executeWithArgs(t, "core", "list")
+	require.Zero(t, exitCode, "exit code")
+	require.Contains(t, string(d), "arduino:avr")
+
 	// Build sketch for arduino:avr:uno
 	exitCode, d = executeWithArgs(t, "sketch", "new", "Test1")
 	require.Zero(t, exitCode, "exit code")
@@ -381,7 +407,7 @@ func TestCoreCommands(t *testing.T) {
 	// Uninstall arduino:avr
 	exitCode, d = executeWithArgs(t, "core", "uninstall", "arduino:avr")
 	require.Zero(t, exitCode, "exit code")
-	require.Contains(t, string(d), "arduino:avr@1.6.16 uninstalled")
+	require.Contains(t, string(d), AVR+" uninstalled")
 
 	// Empty cores list
 	exitCode, d = executeWithArgs(t, "core", "list")

commands/core/install.go

@@ -52,6 +52,8 @@ func runInstallCommand(cmd *cobra.Command, args []string) {
 		downloadPlatformByRef(pm, platformRef)
 		installPlatformByRef(pm, platformRef)
 	}
+
+	// TODO: Cleanup unused tools
 }
 
 func installPlatformByRef(pm *packagemanager.PackageManager, platformRef *packagemanager.PlatformReference) {
@@ -61,6 +63,10 @@ func installPlatformByRef(pm *packagemanager.PackageManager, platformRef *packag
 		os.Exit(commands.ErrBadCall)
 	}
 
+	// TODO: Check install prerequisites here
+
+	// TODO: Download here
+
 	for _, tool := range tools {
 		InstallToolRelease(pm, tool)
 	}
@@ -70,8 +76,15 @@ func installPlatformByRef(pm *packagemanager.PackageManager, platformRef *packag
 func installPlatformRelease(pm *packagemanager.PackageManager, platformRelease *cores.PlatformRelease) {
 	log := pm.Log.WithField("platform", platformRelease)
 
+	platform := platformRelease.Platform
+	installed := platform.GetInstalled()
+	if installed == nil {
 		log.Info("Installing platform")
 		formatter.Print("Installing " + platformRelease.String() + "...")
+	} else {
+		log.Info("Updating platform " + installed.String())
+		formatter.Print("Updating " + installed.String() + " with " + platformRelease.String() + "...")
+	}
 
 	err := pm.InstallPlatform(platformRelease)
 	if os.IsExist(err) {
@@ -84,6 +97,24 @@ func installPlatformRelease(pm *packagemanager.PackageManager, platformRelease *
 		os.Exit(commands.ErrGeneric)
 	}
 
+	// If upgrading remove previous release
+	if installed != nil {
+		err := pm.UninstallPlatform(installed)
+
+		// In case of error try to rollback
+		if err != nil {
+			log.WithError(err).Error("Error updating platform.")
+			formatter.PrintError(err, "Error updating platform")
+
+			// Rollback
+			if err := pm.UninstallPlatform(platformRelease); err != nil {
+				log.WithError(err).Error("Error rolling-back changes.")
+				formatter.PrintError(err, "Error rolling-back changes.")
+			}
+			os.Exit(commands.ErrGeneric)
+		}
+	}
+
 	log.Info("Platform installed")
 	formatter.Print(platformRelease.String() + " installed")
 }

commands/core/upgrade.go

@@ -18,7 +18,6 @@
 package core
 
 import (
-	"fmt"
 	"os"
 
 	"github.com/arduino/arduino-cli/arduino/cores/packagemanager"
@@ -112,8 +111,7 @@ func upgrade(pm *packagemanager.PackageManager, platformsRefs []*packagemanager.
 	}
 
 	for _, platformRef := range toInstallRefs {
-		fmt.Printf("Upgrading %s\n", platformRef)
-		// downloadPlatformByRef(pm, platformRef)
-		// installPlatformByRef(pm, platformRef)
+		downloadPlatformByRef(pm, platformRef)
+		installPlatformByRef(pm, platformRef)
 	}
 }