Implement llama-server command parsing and add UI components for command input

pkg/backends/llamacpp/parser_test.go

@@ -0,0 +1,169 @@
+package llamacpp
+
+import (
+	"testing"
+)
+
+func TestParseLlamaCommand(t *testing.T) {
+	tests := []struct {
+		name      string
+		command   string
+		expectErr bool
+	}{
+		{
+			name:      "basic command with model",
+			command:   "llama-server --model /path/to/model.gguf",
+			expectErr: false,
+		},
+		{
+			name:      "command with multiple flags",
+			command:   "llama-server --model /path/to/model.gguf --gpu-layers 32 --ctx-size 4096",
+			expectErr: false,
+		},
+		{
+			name:      "command with short flags",
+			command:   "llama-server -m /path/to/model.gguf -ngl 32 -c 4096",
+			expectErr: false,
+		},
+		{
+			name:      "command with equals format",
+			command:   "llama-server --model=/path/to/model.gguf --gpu-layers=32",
+			expectErr: false,
+		},
+		{
+			name:      "command with boolean flags",
+			command:   "llama-server --model /path/to/model.gguf --verbose --no-mmap",
+			expectErr: false,
+		},
+		{
+			name:      "empty command",
+			command:   "",
+			expectErr: true,
+		},
+		{
+			name:      "invalid command without llama-server",
+			command:   "other-command --model /path/to/model.gguf",
+			expectErr: true,
+		},
+		{
+			name:      "case insensitive command",
+			command:   "LLAMA-SERVER --model /path/to/model.gguf",
+			expectErr: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result, err := ParseLlamaCommand(tt.command)
+
+			if tt.expectErr {
+				if err == nil {
+					t.Errorf("expected error but got none")
+				}
+				return
+			}
+
+			if err != nil {
+				t.Errorf("unexpected error: %v", err)
+				return
+			}
+
+			if result == nil {
+				t.Errorf("expected result but got nil")
+				return
+			}
+		})
+	}
+}
+
+func TestParseLlamaCommandSpecificValues(t *testing.T) {
+	// Test specific value parsing
+	command := "llama-server --model /test/model.gguf --gpu-layers 32 --ctx-size 4096 --verbose"
+	result, err := ParseLlamaCommand(command)
+
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+
+	if result.Model != "/test/model.gguf" {
+		t.Errorf("expected model '/test/model.gguf', got '%s'", result.Model)
+	}
+
+	if result.GPULayers != 32 {
+		t.Errorf("expected gpu_layers 32, got %d", result.GPULayers)
+	}
+
+	if result.CtxSize != 4096 {
+		t.Errorf("expected ctx_size 4096, got %d", result.CtxSize)
+	}
+
+	if !result.Verbose {
+		t.Errorf("expected verbose to be true, got %v", result.Verbose)
+	}
+}
+
+func TestParseLlamaCommandArrayFlags(t *testing.T) {
+	// Test array flag handling (critical for lora, override-tensor, etc.)
+	command := "llama-server --model test.gguf --lora adapter1.bin --lora adapter2.bin"
+	result, err := ParseLlamaCommand(command)
+
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+
+	if len(result.Lora) != 2 {
+		t.Errorf("expected 2 lora adapters, got %d", len(result.Lora))
+	}
+
+	if result.Lora[0] != "adapter1.bin" || result.Lora[1] != "adapter2.bin" {
+		t.Errorf("expected lora adapters [adapter1.bin, adapter2.bin], got %v", result.Lora)
+	}
+}
+
+func TestParseLlamaCommandMixedFormats(t *testing.T) {
+	// Test mixing --flag=value and --flag value formats
+	command := "llama-server --model=/path/model.gguf --gpu-layers 16 --batch-size=512 --verbose"
+	result, err := ParseLlamaCommand(command)
+
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+
+	if result.Model != "/path/model.gguf" {
+		t.Errorf("expected model '/path/model.gguf', got '%s'", result.Model)
+	}
+
+	if result.GPULayers != 16 {
+		t.Errorf("expected gpu_layers 16, got %d", result.GPULayers)
+	}
+
+	if result.BatchSize != 512 {
+		t.Errorf("expected batch_size 512, got %d", result.BatchSize)
+	}
+
+	if !result.Verbose {
+		t.Errorf("expected verbose to be true, got %v", result.Verbose)
+	}
+}
+
+func TestParseLlamaCommandTypeConversion(t *testing.T) {
+	// Test that values are converted to appropriate types
+	command := "llama-server --model test.gguf --temp 0.7 --top-k 40 --no-mmap"
+	result, err := ParseLlamaCommand(command)
+
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+
+	if result.Temperature != 0.7 {
+		t.Errorf("expected temperature 0.7, got %f", result.Temperature)
+	}
+
+	if result.TopK != 40 {
+		t.Errorf("expected top_k 40, got %d", result.TopK)
+	}
+
+	if !result.NoMmap {
+		t.Errorf("expected no_mmap to be true, got %v", result.NoMmap)
+	}
+}