Added first mcp tool to test

.cursor/mcp.json

@@ -0,0 +1,9 @@
+{
+  "mcpServers": {
+    "cariddi-android-adb": {
+      "command": "go",
+      "args": ["run", "./tests"],
+      "cwd": "${workspaceFolder}"
+    }
+  }
+}

go.mod

@@ -0,0 +1,14 @@
+module CariddiAndroid
+
+go 1.25.6
+
+require (
+	github.com/electricbubble/gadb v0.1.0
+	github.com/modelcontextprotocol/go-sdk v1.2.0
+)
+
+require (
+	github.com/google/jsonschema-go v0.3.0 // indirect
+	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
+	golang.org/x/oauth2 v0.30.0 // indirect
+)

go.sum

@@ -0,0 +1,16 @@
+github.com/electricbubble/gadb v0.1.0 h1:h7RKlToMlFtGW4rUkAd4GSiFAHioMH5Nx7jtbb2nKi4=
+github.com/electricbubble/gadb v0.1.0/go.mod h1:3293YJ6OWHv/Q6NA5dwSbK43MbmYm8+Vz2d7h5J3IA8=
+github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
+github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
+github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
+github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
+github.com/google/jsonschema-go v0.3.0 h1:6AH2TxVNtk3IlvkkhjrtbUc4S8AvO0Xii0DxIygDg+Q=
+github.com/google/jsonschema-go v0.3.0/go.mod h1:r5quNTdLOYEz95Ru18zA0ydNbBuYoo9tgaYcxEYhJVE=
+github.com/modelcontextprotocol/go-sdk v1.2.0 h1:Y23co09300CEk8iZ/tMxIX1dVmKZkzoSBZOpJwUnc/s=
+github.com/modelcontextprotocol/go-sdk v1.2.0/go.mod h1:6fM3LCm3yV7pAs8isnKLn07oKtB0MP9LHd3DfAcKw10=
+github.com/yosida95/uritemplate/v3 v3.0.2 h1:Ed3Oyj9yrmi9087+NczuL5BwkIc4wvTb5zIM+UJPGz4=
+github.com/yosida95/uritemplate/v3 v3.0.2/go.mod h1:ILOh0sOhIJR3+L/8afwt/kE++YT040gmv5BQTMR2HP4=
+golang.org/x/oauth2 v0.30.0 h1:dnDm7JmhM45NNpd8FDDeLhK6FwqbOf4MLCM9zb1BOHI=
+golang.org/x/oauth2 v0.30.0/go.mod h1:B++QgG3ZKulg6sRPGD/mqlHQs5rB3Ml9erfeDY7xKlU=
+golang.org/x/tools v0.34.0 h1:qIpSLOxeCYGg9TrcJokLBG4KFA6d795g0xkBkiESGlo=
+golang.org/x/tools v0.34.0/go.mod h1:pAP9OwEaY1CAW3HOmg3hLZC5Z0CCmzjAF2UQMSqNARg=

tests/test.go

@@ -0,0 +1,99 @@
+package main
+
+import (
+	"context"
+	"log"
+
+	"github.com/electricbubble/gadb"
+	"github.com/modelcontextprotocol/go-sdk/mcp"
+)
+
+type runAdbInput struct {
+	Command      string `json:"command" jsonschema:"the adb shell command to run on the device"`
+	DeviceSerial string `json:"deviceSerial,omitempty" jsonschema:"optional device serial; uses first connected device if empty"`
+}
+
+func runAdb(ctx context.Context, req *mcp.CallToolRequest, input runAdbInput) (*mcp.CallToolResult, any, error) {
+	adbClient, err := gadb.NewClient()
+	if err != nil {
+		return &mcp.CallToolResult{
+			IsError: true,
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "Failed to connect to ADB server: " + err.Error()},
+			},
+		}, nil, nil
+	}
+
+	devices, err := adbClient.DeviceList()
+	if err != nil {
+		return &mcp.CallToolResult{
+			IsError: true,
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "Failed to list devices: " + err.Error()},
+			},
+		}, nil, nil
+	}
+
+	if len(devices) == 0 {
+		return &mcp.CallToolResult{
+			IsError: true,
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "No devices connected"},
+			},
+		}, nil, nil
+	}
+
+	var dev gadb.Device
+	if input.DeviceSerial != "" {
+		found := false
+		for _, d := range devices {
+			if d.Serial() == input.DeviceSerial {
+				dev = d
+				found = true
+				break
+			}
+		}
+		if !found {
+			return &mcp.CallToolResult{
+				IsError: true,
+				Content: []mcp.Content{
+					&mcp.TextContent{Text: "Device not found: " + input.DeviceSerial},
+				},
+			}, nil, nil
+		}
+	} else {
+		dev = devices[0]
+	}
+
+	output, err := dev.RunShellCommand(input.Command)
+	if err != nil {
+		return &mcp.CallToolResult{
+			IsError: true,
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "Command failed: " + err.Error()},
+			},
+		}, nil, nil
+	}
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: output},
+		},
+	}, nil, nil
+}
+
+func main() {
+	server := mcp.NewServer(&mcp.Implementation{
+		Name:    "cariddi-android-adb",
+		Version: "v1.0.0",
+	}, nil)
+
+	mcp.AddTool(server, &mcp.Tool{
+		Name:        "runAdb",
+		Description: "Run an adb shell command on a connected Android device and return the output. If deviceSerial is omitted, uses the first connected device.",
+	}, runAdb)
+
+	if err := server.Run(context.Background(), &mcp.StdioTransport{}); err != nil {
+		log.Fatal(err)
+	}
+}