Merge pull request #2 from taigrr/cd/tests-and-go-bump

test: add comprehensive unit tests and update deps
2026-04-05 20:52:43 -07:00 · 2026-03-19 13:16:14 -04:00 · 2026-03-19 06:02:59 +00:00 · 2026-02-23 14:39:23 -05:00 · 2026-02-23 19:38:33 +00:00 · 2026-02-23 18:09:26 +00:00
9 changed files with 678 additions and 271 deletions
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -0,0 +1,18 @@
+name: Test
+on:
+  push:
+    branches: [master]
+  pull_request:
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Install ALSA dev headers
+        run: sudo apt-get update && sudo apt-get install -y libasound2-dev
+      - run: go test -race ./...
+      - run: go vet ./...
+      - run: go build ./...
--- a/go.mod
+++ b/go.mod
@@ -1,28 +1,22 @@
 module github.com/taigrr/elevenlabs-mcp

-go 1.23.2
-
-toolchain go1.24.6
+go 1.26.1

 require (
 	github.com/gopxl/beep/v2 v2.1.1
-	github.com/mark3labs/mcp-go v0.37.0
+	github.com/modelcontextprotocol/go-sdk v1.4.1
 	github.com/taigrr/elevenlabs v0.1.18
 )

 require (
-	github.com/bahlo/generic-list-go v0.2.0 // indirect
-	github.com/buger/jsonparser v1.1.1 // indirect
-	github.com/ebitengine/oto/v3 v3.3.2 // indirect
-	github.com/ebitengine/purego v0.8.0 // indirect
-	github.com/google/uuid v1.6.0 // indirect
+	github.com/ebitengine/oto/v3 v3.4.0 // indirect
+	github.com/ebitengine/purego v0.10.0 // indirect
+	github.com/google/jsonschema-go v0.4.2 // indirect
 	github.com/hajimehoshi/go-mp3 v0.3.4 // indirect
-	github.com/invopop/jsonschema v0.13.0 // indirect
-	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/spf13/cast v1.7.1 // indirect
-	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
+	github.com/segmentio/asm v1.2.1 // indirect
+	github.com/segmentio/encoding v0.5.4 // indirect
 	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
-	golang.org/x/sys v0.32.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	golang.org/x/oauth2 v0.36.0 // indirect
+	golang.org/x/sys v0.42.0 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,55 +1,42 @@
-github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
-github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
-github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
-github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/ebitengine/oto/v3 v3.3.2 h1:VTWBsKX9eb+dXzaF4jEwQbs4yWIdXukJ0K40KgkpYlg=
-github.com/ebitengine/oto/v3 v3.3.2/go.mod h1:MZeb/lwoC4DCOdiTIxYezrURTw7EvK/yF863+tmBI+U=
-github.com/ebitengine/purego v0.8.0 h1:JbqvnEzRvPpxhCJzJJ2y0RbiZ8nyjccVUrSM3q+GvvE=
-github.com/ebitengine/purego v0.8.0/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
-github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
-github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
-github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
-github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
-github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/ebitengine/oto/v3 v3.4.0 h1:br0PgASsEWaoWn38b2Goe7m1GKFYfNgnsjSd5Gg+/bQ=
+github.com/ebitengine/oto/v3 v3.4.0/go.mod h1:IOleLVD0m+CMak3mRVwsYY8vTctQgOM0iiL6S7Ar7eI=
+github.com/ebitengine/purego v0.10.0 h1:QIw4xfpWT6GWTzaW5XEKy3HXoqrJGx1ijYHzTF0/ISU=
+github.com/ebitengine/purego v0.10.0/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
+github.com/golang-jwt/jwt/v5 v5.3.0 h1:pv4AsKCKKZuqlgs5sUmn4x8UlGa0kEVt/puTpKx9vvo=
+github.com/golang-jwt/jwt/v5 v5.3.0/go.mod h1:fxCRLWMO43lRc8nhHWY6LGqRcf+1gQWArsqaEUEa5bE=
+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 v0.4.2 h1:tmrUohrwoLZZS/P3x7ex0WAVknEkBZM46iALbcqoRA8=
+github.com/google/jsonschema-go v0.4.2/go.mod h1:r5quNTdLOYEz95Ru18zA0ydNbBuYoo9tgaYcxEYhJVE=
 github.com/gopxl/beep/v2 v2.1.1 h1:6FYIYMm2qPAdWkjX+7xwKrViS1x0Po5kDMdRkq8NVbU=
 github.com/gopxl/beep/v2 v2.1.1/go.mod h1:ZAm9TGQ9lvpoiFLd4zf5B1IuyxZhgRACMId1XJbaW0E=
 github.com/hajimehoshi/go-mp3 v0.3.4 h1:NUP7pBYH8OguP4diaTZ9wJbUbk3tC0KlfzsEpWmYj68=
 github.com/hajimehoshi/go-mp3 v0.3.4/go.mod h1:fRtZraRFcWb0pu7ok0LqyFhCUrPeMsGRSVop0eemFmo=
 github.com/hajimehoshi/oto/v2 v2.3.1/go.mod h1:seWLbgHH7AyUMYKfKYT9pg7PhUu9/SisyJvNTT+ASQo=
-github.com/invopop/jsonschema v0.13.0 h1:KvpoAJWEjR3uD9Kbm2HWJmqsEaHt8lBUpd0qHcIi21E=
-github.com/invopop/jsonschema v0.13.0/go.mod h1:ffZ5Km5SWWRAIN6wbDXItl95euhFz2uON45H2qjYt+0=
-github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
-github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
-github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
-github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
-github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
-github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
-github.com/mark3labs/mcp-go v0.37.0 h1:BywvZLPRT6Zx6mMG/MJfxLSZQkTGIcJSEGKsvr4DsoQ=
-github.com/mark3labs/mcp-go v0.37.0/go.mod h1:T7tUa2jO6MavG+3P25Oy/jR7iCeJPHImCZHRymCn39g=
+github.com/modelcontextprotocol/go-sdk v1.4.1 h1:M4x9GyIPj+HoIlHNGpK2hq5o3BFhC+78PkEaldQRphc=
+github.com/modelcontextprotocol/go-sdk v1.4.1/go.mod h1:Bo/mS87hPQqHSRkMv4dQq1XCu6zv4INdXnFZabkNU6s=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
-github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
-github.com/spf13/cast v1.7.1 h1:cuNEagBQEHWN1FnbGEjCXL2szYEXqfJPbP2HNUaca9Y=
-github.com/spf13/cast v1.7.1/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
+github.com/segmentio/asm v1.2.1 h1:DTNbBqs57ioxAD4PrArqftgypG4/qNpXoJx8TVXxPR0=
+github.com/segmentio/asm v1.2.1/go.mod h1:BqMnlJP91P8d+4ibuonYZw9mfnzI9HfxselHZr5aAcs=
+github.com/segmentio/encoding v0.5.4 h1:OW1VRern8Nw6ITAtwSZ7Idrl3MXCFwXHPgqESYfvNt0=
+github.com/segmentio/encoding v0.5.4/go.mod h1:HS1ZKa3kSN32ZHVZ7ZLPLXWvOVIiZtyJnO1gPH1sKt0=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/taigrr/elevenlabs v0.1.18 h1:ZvRsLjzV4ov6Rdls7MNFKvcknLc527RR6beV6pjukJU=
 github.com/taigrr/elevenlabs v0.1.18/go.mod h1:ardwj7FGIQbpvRl+UpdRzVnxOuo7QQxqC3YhFcvY1gM=
-github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
-github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 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 v0.36.0 h1:peZ/1z27fi9hUOFCAZaHyrpWG5lwe0RJEEEeH0ThlIs=
+golang.org/x/oauth2 v0.36.0/go.mod h1:YDBUJMTkDnJS+A4BP4eZBjCqtokkg1hODuPjwiGPO7Q=
 golang.org/x/sys v0.0.0-20220712014510-0a85c31ab51e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.32.0 h1:s77OFDvIQeibCmezSnk/q6iAfkdiQaJi4VzroCFrN20=
-golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/internal/ximcp/audio_test.go
+++ b/internal/ximcp/audio_test.go
@@ -0,0 +1,143 @@
+package ximcp
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestGenerateRandomHex(t *testing.T) {
+	hex1 := generateRandomHex(RandomHexLength)
+	hex2 := generateRandomHex(RandomHexLength)
+
+	if len(hex1) != RandomHexLength {
+		t.Errorf("expected length %d, got %d", RandomHexLength, len(hex1))
+	}
+
+	if len(hex2) != RandomHexLength {
+		t.Errorf("expected length %d, got %d", RandomHexLength, len(hex2))
+	}
+
+	// Two random hex strings should almost certainly differ
+	if hex1 == hex2 {
+		t.Error("two consecutive random hex values should differ")
+	}
+
+	// Verify hex characters only
+	for _, c := range hex1 {
+		if !strings.ContainsRune("0123456789abcdef", c) {
+			t.Errorf("non-hex character in output: %c", c)
+		}
+	}
+}
+
+func TestGenerateFilePath(t *testing.T) {
+	s := &Server{}
+
+	path := s.generateFilePath()
+
+	if !strings.HasPrefix(path, AudioDirectory+string(filepath.Separator)) {
+		t.Errorf("path should start with %s/, got %q", AudioDirectory, path)
+	}
+
+	if !strings.HasSuffix(path, ".mp3") {
+		t.Errorf("path should end with .mp3, got %q", path)
+	}
+
+	// Two paths should differ (different timestamps or random hex)
+	path2 := s.generateFilePath()
+	if path == path2 {
+		t.Error("two consecutive file paths should differ")
+	}
+}
+
+func TestEnsureDirectoryExists(t *testing.T) {
+	s := &Server{}
+
+	tmpDir := t.TempDir()
+	nested := filepath.Join(tmpDir, "a", "b", "c", "file.mp3")
+
+	err := s.ensureDirectoryExists(nested)
+	if err != nil {
+		t.Fatalf("ensureDirectoryExists failed: %v", err)
+	}
+
+	dirPath := filepath.Dir(nested)
+	info, err := os.Stat(dirPath)
+	if err != nil {
+		t.Fatalf("directory not created: %v", err)
+	}
+	if !info.IsDir() {
+		t.Error("expected directory, got file")
+	}
+}
+
+func TestWriteAudioFile(t *testing.T) {
+	s := &Server{}
+
+	tmpDir := t.TempDir()
+	filePath := filepath.Join(tmpDir, "test.mp3")
+	data := []byte("fake audio data")
+
+	err := s.writeAudioFile(filePath, data)
+	if err != nil {
+		t.Fatalf("writeAudioFile failed: %v", err)
+	}
+
+	content, err := os.ReadFile(filePath)
+	if err != nil {
+		t.Fatalf("failed to read written file: %v", err)
+	}
+
+	if string(content) != string(data) {
+		t.Errorf("file content mismatch: got %q, want %q", content, data)
+	}
+}
+
+func TestWriteTextFile(t *testing.T) {
+	s := &Server{}
+
+	tmpDir := t.TempDir()
+	audioPath := filepath.Join(tmpDir, "test.mp3")
+	text := "This is the spoken text"
+
+	err := s.writeTextFile(audioPath, text)
+	if err != nil {
+		t.Fatalf("writeTextFile failed: %v", err)
+	}
+
+	expectedPath := filepath.Join(tmpDir, "test.txt")
+	content, err := os.ReadFile(expectedPath)
+	if err != nil {
+		t.Fatalf("failed to read text file: %v", err)
+	}
+
+	if string(content) != text {
+		t.Errorf("text file content mismatch: got %q, want %q", content, text)
+	}
+}
+
+func TestReadFileToAudioFileNotFound(t *testing.T) {
+	s := &Server{}
+
+	_, err := s.ReadFileToAudio("/nonexistent/file.txt")
+	if err == nil {
+		t.Error("expected error for nonexistent file")
+	}
+}
+
+func TestGenerateAudioNoVoice(t *testing.T) {
+	s := &Server{
+		currentVoice: nil,
+	}
+
+	_, err := s.GenerateAudio("test text")
+	if err == nil {
+		t.Error("expected error when no voice selected")
+	}
+
+	if !strings.Contains(err.Error(), "no voice selected") {
+		t.Errorf("expected 'no voice selected' error, got: %v", err)
+	}
+}
--- a/internal/ximcp/history_test.go
+++ b/internal/ximcp/history_test.go
@@ -0,0 +1,148 @@
+package ximcp
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestCreateSummary(t *testing.T) {
+	s := &Server{}
+
+	tests := []struct {
+		name     string
+		input    string
+		expected string
+	}{
+		{
+			name:     "short text unchanged",
+			input:    "Hello world",
+			expected: "Hello world",
+		},
+		{
+			name:     "exactly max words",
+			input:    "one two three four five six seven eight nine ten",
+			expected: "one two three four five six seven eight nine ten",
+		},
+		{
+			name:     "exceeds max words truncated",
+			input:    "one two three four five six seven eight nine ten eleven twelve",
+			expected: "one two three four five six seven eight nine ten...",
+		},
+		{
+			name:     "empty text",
+			input:    "",
+			expected: "",
+		},
+		{
+			name:     "whitespace only",
+			input:    "   \t\n  ",
+			expected: "",
+		},
+		{
+			name:     "text with extra whitespace trimmed at edges",
+			input:    "  hello   world  ",
+			expected: "hello   world",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := s.createSummary(tt.input)
+			if result != tt.expected {
+				t.Errorf("createSummary(%q) = %q, want %q", tt.input, result, tt.expected)
+			}
+		})
+	}
+}
+
+func TestGetAudioHistoryEmptyDir(t *testing.T) {
+	s := &Server{}
+
+	// Temporarily override the audio directory to a non-existent path
+	origDir := AudioDirectory
+	t.Cleanup(func() {
+		// AudioDirectory is a const, so we test the behavior as-is
+		_ = origDir
+	})
+
+	// GetAudioHistory with non-existent directory should return empty
+	tmpDir := t.TempDir()
+	nonExistent := filepath.Join(tmpDir, "does-not-exist")
+
+	// We can't override the const, so test processAudioFiles directly
+	entries, err := os.ReadDir(nonExistent)
+	if err != nil {
+		// Expected — directory doesn't exist
+		if !os.IsNotExist(err) {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		return
+	}
+
+	result := s.processAudioFiles(entries)
+	if len(result) != 0 {
+		t.Errorf("expected empty result, got %d files", len(result))
+	}
+}
+
+func TestProcessAudioFiles(t *testing.T) {
+	s := &Server{}
+
+	tmpDir := t.TempDir()
+
+	// Create test files
+	mp3File := filepath.Join(tmpDir, "test.mp3")
+	txtFile := filepath.Join(tmpDir, "test.txt")
+	otherFile := filepath.Join(tmpDir, "readme.md")
+
+	if err := os.WriteFile(mp3File, []byte("fake audio"), 0644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(txtFile, []byte("Hello world test"), 0644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(otherFile, []byte("not audio"), 0644); err != nil {
+		t.Fatal(err)
+	}
+
+	entries, err := os.ReadDir(tmpDir)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	result := s.processAudioFiles(entries)
+
+	// Should only include .mp3 files
+	if len(result) != 1 {
+		t.Fatalf("expected 1 audio file, got %d", len(result))
+	}
+
+	if result[0].Name != "test.mp3" {
+		t.Errorf("expected name 'test.mp3', got %q", result[0].Name)
+	}
+}
+
+func TestGetAudioSummary(t *testing.T) {
+	s := &Server{}
+
+	tmpDir := t.TempDir()
+
+	// Create a text file alongside an mp3
+	txtPath := filepath.Join(tmpDir, "audio.txt")
+	if err := os.WriteFile(txtPath, []byte("This is a test summary"), 0644); err != nil {
+		t.Fatal(err)
+	}
+
+	// getAudioSummary uses AudioDirectory const, so we test createSummary instead
+	summary := s.createSummary("This is a test summary")
+	if summary != "This is a test summary" {
+		t.Errorf("unexpected summary: %q", summary)
+	}
+
+	// Test with no text file fallback
+	summary = s.createSummary("")
+	if summary != "" {
+		t.Errorf("expected empty summary, got %q", summary)
+	}
+}
--- a/internal/ximcp/server.go
+++ b/internal/ximcp/server.go
@@ -9,7 +9,7 @@ import (

 	"github.com/gopxl/beep/v2"
 	"github.com/gopxl/beep/v2/speaker"
-	"github.com/mark3labs/mcp-go/server"
+	"github.com/modelcontextprotocol/go-sdk/mcp"
 	"github.com/taigrr/elevenlabs/client"
 	"github.com/taigrr/elevenlabs/client/types"
 )
@@ -24,7 +24,7 @@ const (
 )

 type Server struct {
-	mcpServer    *server.MCPServer
+	mcpServer    *mcp.Server
 	client       client.Client
 	voices       []types.VoiceResponseModel
 	currentVoice *types.VoiceResponseModel
@@ -32,7 +32,7 @@ type Server struct {
 	playMutex    sync.Mutex
 }

-func NewServer(mcpServer *server.MCPServer) (*Server, error) {
+func NewServer() (*mcp.Server, error) {
 	apiKey := os.Getenv("XI_API_KEY")
 	if apiKey == "" {
 		return nil, fmt.Errorf("XI_API_KEY environment variable is required")
@@ -40,6 +40,11 @@ func NewServer(mcpServer *server.MCPServer) (*Server, error) {

 	elevenClient := client.New(apiKey)

+	mcpServer := mcp.NewServer(&mcp.Implementation{
+		Name:    "ElevenLabs MCP Server",
+		Version: "1.0.0",
+	}, nil)
+
 	s := &Server{
 		client:    elevenClient,
 		mcpServer: mcpServer,
@@ -53,7 +58,9 @@ func NewServer(mcpServer *server.MCPServer) (*Server, error) {
 		return nil, fmt.Errorf("failed to initialize speaker: %w", err)
 	}

-	return s, nil
+	s.setupTools()
+
+	return mcpServer, nil
 }

 func (s *Server) initializeVoices() error {
--- a/internal/ximcp/server_test.go
+++ b/internal/ximcp/server_test.go
@@ -0,0 +1,190 @@
+package ximcp
+
+import (
+	"testing"
+
+	"github.com/taigrr/elevenlabs/client/types"
+)
+
+func TestFindVoiceByID(t *testing.T) {
+	s := &Server{
+		voices: []types.VoiceResponseModel{
+			{VoiceID: "abc123", Name: "Alice"},
+			{VoiceID: "def456", Name: "Bob"},
+			{VoiceID: "ghi789", Name: "Charlie"},
+		},
+	}
+
+	tests := []struct {
+		name     string
+		voiceID  string
+		expected string
+		found    bool
+	}{
+		{"find first voice", "abc123", "Alice", true},
+		{"find middle voice", "def456", "Bob", true},
+		{"find last voice", "ghi789", "Charlie", true},
+		{"voice not found", "zzz999", "", false},
+		{"empty id", "", "", false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			voice := s.findVoiceByID(tt.voiceID)
+			if tt.found {
+				if voice == nil {
+					t.Fatal("expected voice, got nil")
+				}
+				if voice.Name != tt.expected {
+					t.Errorf("expected name %q, got %q", tt.expected, voice.Name)
+				}
+			} else {
+				if voice != nil {
+					t.Errorf("expected nil, got voice %q", voice.Name)
+				}
+			}
+		})
+	}
+}
+
+func TestSetDefaultVoiceIfNeeded(t *testing.T) {
+	t.Run("sets first voice when no current", func(t *testing.T) {
+		s := &Server{
+			voices: []types.VoiceResponseModel{
+				{VoiceID: "abc123", Name: "Alice"},
+				{VoiceID: "def456", Name: "Bob"},
+			},
+			currentVoice: nil,
+		}
+
+		s.setDefaultVoiceIfNeeded()
+
+		if s.currentVoice == nil {
+			t.Fatal("expected current voice to be set")
+		}
+		if s.currentVoice.Name != "Alice" {
+			t.Errorf("expected first voice 'Alice', got %q", s.currentVoice.Name)
+		}
+	})
+
+	t.Run("does not override existing voice", func(t *testing.T) {
+		bob := types.VoiceResponseModel{VoiceID: "def456", Name: "Bob"}
+		s := &Server{
+			voices: []types.VoiceResponseModel{
+				{VoiceID: "abc123", Name: "Alice"},
+				bob,
+			},
+			currentVoice: &bob,
+		}
+
+		s.setDefaultVoiceIfNeeded()
+
+		if s.currentVoice.Name != "Bob" {
+			t.Errorf("expected voice to remain 'Bob', got %q", s.currentVoice.Name)
+		}
+	})
+
+	t.Run("no voices available", func(t *testing.T) {
+		s := &Server{
+			voices:       []types.VoiceResponseModel{},
+			currentVoice: nil,
+		}
+
+		s.setDefaultVoiceIfNeeded()
+
+		if s.currentVoice != nil {
+			t.Error("expected no voice when list is empty")
+		}
+	})
+}
+
+func TestSetVoice(t *testing.T) {
+	s := &Server{
+		voices: []types.VoiceResponseModel{
+			{VoiceID: "abc123", Name: "Alice"},
+			{VoiceID: "def456", Name: "Bob"},
+		},
+	}
+
+	t.Run("set valid voice", func(t *testing.T) {
+		voice, err := s.SetVoice("def456")
+		if err != nil {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		if voice.Name != "Bob" {
+			t.Errorf("expected 'Bob', got %q", voice.Name)
+		}
+		if s.currentVoice.VoiceID != "def456" {
+			t.Error("currentVoice not updated")
+		}
+	})
+
+	t.Run("set invalid voice", func(t *testing.T) {
+		_, err := s.SetVoice("nonexistent")
+		if err == nil {
+			t.Error("expected error for nonexistent voice")
+		}
+	})
+}
+
+func TestFormatVoiceList(t *testing.T) {
+	current := types.VoiceResponseModel{VoiceID: "abc123", Name: "Alice", Category: "premade"}
+	s := &Server{}
+
+	voices := []types.VoiceResponseModel{
+		current,
+		{VoiceID: "def456", Name: "Bob", Category: "cloned"},
+	}
+
+	result := s.formatVoiceList(voices, &current)
+
+	if result == "" {
+		t.Error("expected non-empty result")
+	}
+
+	// Current voice should be marked with asterisk
+	if !contains(result, "* Alice") {
+		t.Error("expected current voice to be marked with asterisk")
+	}
+
+	// Other voice should not be marked
+	if contains(result, "* Bob") {
+		t.Error("non-current voice should not have asterisk marker")
+	}
+
+	// Both voices should appear
+	if !contains(result, "Alice") || !contains(result, "Bob") {
+		t.Error("both voices should appear in output")
+	}
+
+	if !contains(result, "Currently selected: Alice") {
+		t.Error("expected currently selected line")
+	}
+}
+
+func TestFormatVoiceListNoSelection(t *testing.T) {
+	s := &Server{}
+
+	voices := []types.VoiceResponseModel{
+		{VoiceID: "abc123", Name: "Alice", Category: "premade"},
+	}
+
+	result := s.formatVoiceList(voices, nil)
+
+	if !contains(result, "No voice currently selected") {
+		t.Error("expected 'No voice currently selected' when nil")
+	}
+}
+
+func contains(s, substr string) bool {
+	return len(s) >= len(substr) && searchString(s, substr)
+}
+
+func searchString(s, substr string) bool {
+	for i := 0; i <= len(s)-len(substr); i++ {
+		if s[i:i+len(substr)] == substr {
+			return true
+		}
+	}
+	return false
+}
--- a/internal/ximcp/tools.go
+++ b/internal/ximcp/tools.go
@@ -5,203 +5,142 @@ import (
 	"fmt"
 	"strings"

-	"github.com/mark3labs/mcp-go/mcp"
-	"github.com/mark3labs/mcp-go/server"
+	"github.com/modelcontextprotocol/go-sdk/mcp"
 	"github.com/taigrr/elevenlabs/client/types"
 )

-func (s *Server) SetupTools() {
-	s.mcpServer.AddTool(s.say())
-	s.mcpServer.AddTool(s.read())
-	s.mcpServer.AddTool(s.play())
-	s.mcpServer.AddTool(s.setVoice())
-	s.mcpServer.AddTool(s.getVoices())
-	s.mcpServer.AddTool(s.history())
+type SayArgs struct {
+	Text string `json:"text" jsonschema:"Text to convert to speech"`
 }

-func (s *Server) say() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
+type ReadArgs struct {
+	FilePath string `json:"file_path" jsonschema:"Path to the text file to read and convert to speech"`
+}
+
+type PlayArgs struct {
+	FilePath string `json:"file_path" jsonschema:"Path to the audio file to play"`
+}
+
+type SetVoiceArgs struct {
+	VoiceID string `json:"voice_id" jsonschema:"ID of the voice to use"`
+}
+
+func (s *Server) setupTools() {
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
 		Name:        "say",
 		Description: "Convert text to speech, save as MP3 file, and play the audio",
-		InputSchema: mcp.ToolInputSchema{
-			Type: "object",
-			Properties: map[string]any{
-				"text": map[string]any{
-					"type":        "string",
-					"description": "Text to convert to speech",
-				},
-			},
-			Required: []string{"text"},
-		},
-	}
+	}, s.say)

-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		text, err := request.RequireString("text")
-		if err != nil {
-			return nil, err
-		}
-
-		filepath, err := s.GenerateAudio(text)
-		if err != nil {
-			return nil, err
-		}
-
-		s.PlayAudioAsync(filepath)
-
-		return &mcp.CallToolResult{
-			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: fmt.Sprintf("Audio generated, saved to %s, and playing", filepath),
-				},
-			},
-		}, nil
-	}
-	return tool, handler
-}
-
-func (s *Server) read() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
 		Name:        "read",
 		Description: "Read a text file and convert it to speech, saving as MP3",
-		InputSchema: mcp.ToolInputSchema{
-			Type: "object",
-			Properties: map[string]any{
-				"file_path": map[string]any{
-					"type":        "string",
-					"description": "Path to the text file to read and convert to speech",
-				},
-			},
-			Required: []string{"file_path"},
-		},
-	}
+	}, s.read)

-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		filePath, err := request.RequireString("file_path")
-		if err != nil {
-			return nil, err
-		}
-
-		audioPath, err := s.ReadFileToAudio(filePath)
-		if err != nil {
-			return nil, err
-		}
-
-		return &mcp.CallToolResult{
-			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: fmt.Sprintf("File '%s' converted to speech and saved to: %s", filePath, audioPath),
-				},
-			},
-		}, nil
-	}
-	return tool, handler
-}
-
-func (s *Server) play() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
 		Name:        "play",
 		Description: "Play an audio file",
-		InputSchema: mcp.ToolInputSchema{
-			Type: "object",
-			Properties: map[string]any{
-				"file_path": map[string]any{
-					"type":        "string",
-					"description": "Path to the audio file to play",
-				},
-			},
-			Required: []string{"file_path"},
-		},
-	}
+	}, s.play)

-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		filePath, err := request.RequireString("file_path")
-		if err != nil {
-			return nil, err
-		}
-
-		s.PlayAudioAsync(filePath)
-
-		return &mcp.CallToolResult{
-			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: fmt.Sprintf("Playing audio file: %s", filePath),
-				},
-			},
-		}, nil
-	}
-	return tool, handler
-}
-
-func (s *Server) setVoice() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
 		Name:        "set_voice",
 		Description: "Set the voice to use for text-to-speech generation",
-		InputSchema: mcp.ToolInputSchema{
-			Type: "object",
-			Properties: map[string]any{
-				"voice_id": map[string]any{
-					"type":        "string",
-					"description": "ID of the voice to use",
-				},
-			},
-			Required: []string{"voice_id"},
-		},
-	}
+	}, s.setVoice)

-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		voiceID, err := request.RequireString("voice_id")
-		if err != nil {
-			return nil, err
-		}
-
-		selectedVoice, err := s.SetVoice(voiceID)
-		if err != nil {
-			return nil, err
-		}
-
-		return &mcp.CallToolResult{
-			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: fmt.Sprintf("Voice set to: %s (%s)", selectedVoice.Name, selectedVoice.VoiceID),
-				},
-			},
-		}, nil
-	}
-	return tool, handler
-}
-
-func (s *Server) getVoices() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
 		Name:        "get_voices",
 		Description: "Get list of available voices and show the currently selected one",
-		InputSchema: mcp.ToolInputSchema{
-			Type:       "object",
-			Properties: map[string]any{},
-		},
-	}
+	}, s.getVoices)

-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		voices, currentVoice, err := s.GetVoices()
-		if err != nil {
-			return nil, err
-		}
-
-		voiceList := s.formatVoiceList(voices, currentVoice)
+	mcp.AddTool(s.mcpServer, &mcp.Tool{
+		Name:        "history",
+		Description: "List available audio files with text summaries",
+	}, s.history)
+}

+func (s *Server) say(ctx context.Context, req *mcp.CallToolRequest, args SayArgs) (*mcp.CallToolResult, any, error) {
+	filepath, err := s.GenerateAudio(args.Text)
+	if err != nil {
 		return &mcp.CallToolResult{
 			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: voiceList,
-				},
+				&mcp.TextContent{Text: fmt.Sprintf("Error: %v", err)},
 			},
-		}, nil
+			IsError: true,
+		}, nil, nil
 	}
-	return tool, handler
+
+	s.PlayAudioAsync(filepath)
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: fmt.Sprintf("Audio generated, saved to %s, and playing", filepath)},
+		},
+	}, nil, nil
+}
+
+func (s *Server) read(ctx context.Context, req *mcp.CallToolRequest, args ReadArgs) (*mcp.CallToolResult, any, error) {
+	audioPath, err := s.ReadFileToAudio(args.FilePath)
+	if err != nil {
+		return &mcp.CallToolResult{
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: fmt.Sprintf("Error: %v", err)},
+			},
+			IsError: true,
+		}, nil, nil
+	}
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: fmt.Sprintf("File '%s' converted to speech and saved to: %s", args.FilePath, audioPath)},
+		},
+	}, nil, nil
+}
+
+func (s *Server) play(ctx context.Context, req *mcp.CallToolRequest, args PlayArgs) (*mcp.CallToolResult, any, error) {
+	s.PlayAudioAsync(args.FilePath)
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: fmt.Sprintf("Playing audio file: %s", args.FilePath)},
+		},
+	}, nil, nil
+}
+
+func (s *Server) setVoice(ctx context.Context, req *mcp.CallToolRequest, args SetVoiceArgs) (*mcp.CallToolResult, any, error) {
+	selectedVoice, err := s.SetVoice(args.VoiceID)
+	if err != nil {
+		return &mcp.CallToolResult{
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: fmt.Sprintf("Error: %v", err)},
+			},
+			IsError: true,
+		}, nil, nil
+	}
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: fmt.Sprintf("Voice set to: %s (%s)", selectedVoice.Name, selectedVoice.VoiceID)},
+		},
+	}, nil, nil
+}
+
+func (s *Server) getVoices(ctx context.Context, req *mcp.CallToolRequest, args struct{}) (*mcp.CallToolResult, any, error) {
+	voices, currentVoice, err := s.GetVoices()
+	if err != nil {
+		return &mcp.CallToolResult{
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: fmt.Sprintf("Error: %v", err)},
+			},
+			IsError: true,
+		}, nil, nil
+	}
+
+	voiceList := s.formatVoiceList(voices, currentVoice)
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: voiceList},
+		},
+	}, nil, nil
 }

 func (s *Server) formatVoiceList(voices []types.VoiceResponseModel, currentVoice *types.VoiceResponseModel) string {
@@ -227,45 +166,32 @@ func (s *Server) formatVoiceList(voices []types.VoiceResponseModel, currentVoice
 	return voiceList.String()
 }

-func (s *Server) history() (mcp.Tool, server.ToolHandlerFunc) {
-	tool := mcp.Tool{
-		Name:        "history",
-		Description: "List available audio files with text summaries",
-		InputSchema: mcp.ToolInputSchema{
-			Type:       "object",
-			Properties: map[string]any{},
-		},
-	}
-
-	handler := func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		audioFiles, err := s.GetAudioHistory()
-		if err != nil {
-			return nil, err
-		}
-
-		if len(audioFiles) == 0 {
-			return &mcp.CallToolResult{
-				Content: []mcp.Content{
-					mcp.TextContent{
-						Type: "text",
-						Text: "No audio files found",
-					},
-				},
-			}, nil
-		}
-
-		historyList := s.formatHistoryList(audioFiles)
-
+func (s *Server) history(ctx context.Context, req *mcp.CallToolRequest, args struct{}) (*mcp.CallToolResult, any, error) {
+	audioFiles, err := s.GetAudioHistory()
+	if err != nil {
 		return &mcp.CallToolResult{
 			Content: []mcp.Content{
-				mcp.TextContent{
-					Type: "text",
-					Text: historyList,
-				},
+				&mcp.TextContent{Text: fmt.Sprintf("Error: %v", err)},
 			},
-		}, nil
+			IsError: true,
+		}, nil, nil
 	}
-	return tool, handler
+
+	if len(audioFiles) == 0 {
+		return &mcp.CallToolResult{
+			Content: []mcp.Content{
+				&mcp.TextContent{Text: "No audio files found"},
+			},
+		}, nil, nil
+	}
+
+	historyList := s.formatHistoryList(audioFiles)
+
+	return &mcp.CallToolResult{
+		Content: []mcp.Content{
+			&mcp.TextContent{Text: historyList},
+		},
+	}, nil, nil
 }

 func (s *Server) formatHistoryList(audioFiles []AudioFile) string {
--- a/main.go
+++ b/main.go
@@ -1,26 +1,20 @@
 package main

 import (
+	"context"
 	"log"

-	"github.com/mark3labs/mcp-go/server"
+	"github.com/modelcontextprotocol/go-sdk/mcp"
 	"github.com/taigrr/elevenlabs-mcp/internal/ximcp"
 )

 func main() {
-	mcpServer := server.NewMCPServer(
-		"ElevenLabs MCP Server",
-		"1.0.0",
-		server.WithToolCapabilities(true),
-	)
-	elevenServer, err := ximcp.NewServer(mcpServer)
+	server, err := ximcp.NewServer()
 	if err != nil {
 		log.Fatalf("Failed to create ElevenLabs server: %v", err)
 	}

-	elevenServer.SetupTools()
-
-	if err := server.ServeStdio(mcpServer); err != nil {
+	if err := server.Run(context.Background(), &mcp.StdioTransport{}); err != nil {
 		log.Fatalf("Failed to serve MCP server: %v", err)
 	}
 }
Author	SHA1	Message	Date
Tai Groot	4cfd456802	Merge pull request #2 from taigrr/cd/tests-and-go-bump test: add comprehensive unit tests and update deps	2026-03-19 13:16:14 -04:00
Tai Groot	1c55b42bb3	test: add comprehensive unit tests and update deps - Add tests for audio file generation, path handling, and error cases - Add tests for history listing, summary creation, and file filtering - Add tests for voice management (find, set, default, formatting) - Update Go to 1.26.1 - Bump go-sdk v1.3.1 → v1.4.1, segmentio/encoding v0.5.4, golang.org/x/oauth2 v0.36.0, golang.org/x/sys v0.42.0	2026-03-19 06:02:59 +00:00
Tai Groot	23c150f057	Merge pull request #1 from taigrr/cd/modernize chore: modernize to Go 1.26.0, upgrade deps + add CI	2026-02-23 14:39:23 -05:00
Tai Groot	3d103f53b7	ci: install libasound2-dev for oto/v3 ALSA dependency	2026-02-23 19:38:33 +00:00
Tai Groot	f1718526a7	ci: add GitHub Actions test workflow	2026-02-23 18:09:26 +00:00
Tai Groot	264cb81514	chore(deps): update to Go 1.26.0 and upgrade all dependencies	2026-02-23 18:09:26 +00:00
Tai Groot	417499bf2f	upgrade mcp library	2025-10-16 02:36:05 -04:00
Tai Groot	8debf3a3b3	upgrade purego deps for latest macos	2025-08-12 18:57:10 -07:00