refactor(adapters): extract common helpers + fix kilo native schema

internal/adapter/common/common_test.go

@@ -0,0 +1,92 @@
+package common
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/lukaszraczylo/harness-sync/internal/canonical"
+)
+
+func TestBuildProvidersGatewayFirst(t *testing.T) {
+	p := &canonical.Profile{
+		Gateway: canonical.Gateway{URL: "https://gw", Token: "t", DefaultModel: "x"},
+		Models:  []canonical.Model{{ID: "m1", Alias: "a1"}},
+		Upstreams: []canonical.Upstream{
+			{Name: "anthropic", APIKey: "k", BaseURL: "https://api.anthropic.com"},
+		},
+	}
+	out := BuildProviders(p)
+	require.Len(t, out, 2)
+	assert.Equal(t, "harness-sync-gateway", out[0]["id"])
+	assert.Equal(t, "anthropic", out[1]["id"])
+	assert.NotNil(t, out[0]["models"])
+}
+
+func TestBuildProvidersNoGateway(t *testing.T) {
+	p := &canonical.Profile{
+		Upstreams: []canonical.Upstream{
+			{Name: "anthropic", APIKey: "k"},
+		},
+	}
+	out := BuildProviders(p)
+	require.Len(t, out, 1)
+	assert.Equal(t, "anthropic", out[0]["id"])
+}
+
+func TestBuildMCPMap(t *testing.T) {
+	reg := &canonical.MCPRegistry{Servers: []canonical.MCPServer{
+		{Name: "filepuff", Command: "/bin/x", Transport: "stdio"},
+	}}
+	out := BuildMCPMap(reg)
+	assert.Contains(t, out, "filepuff")
+	entry := out["filepuff"].(map[string]any)
+	assert.Equal(t, "/bin/x", entry["command"])
+}
+
+func TestBuildMCPMapNil(t *testing.T) {
+	out := BuildMCPMap(nil)
+	assert.NotNil(t, out)
+	assert.Len(t, out, 0)
+}
+
+func TestStripJSONComments(t *testing.T) {
+	s := "// hi\n{\"a\":1, /* x */ \"b\":2}"
+	assert.Equal(t, `{"a":1,  "b":2}`, StripJSONComments(s))
+}
+
+func TestParseFrontmatter(t *testing.T) {
+	body := []byte("---\nname: foo\ndescription: bar\n---\nbody")
+	name, desc := ParseFrontmatter(body)
+	assert.Equal(t, "foo", name)
+	assert.Equal(t, "bar", desc)
+}
+
+func TestParseFrontmatterMissing(t *testing.T) {
+	name, desc := ParseFrontmatter([]byte("no frontmatter"))
+	assert.Empty(t, name)
+	assert.Empty(t, desc)
+}
+
+func TestImportMarkdownTreeMissingDir(t *testing.T) {
+	docs, err := ImportMarkdownTree("/nonexistent/path", "")
+	require.NoError(t, err)
+	assert.Empty(t, docs)
+}
+
+func TestParseMCPFromJSON(t *testing.T) {
+	body := []byte(`{"mcpServers": {"filepuff": {"command": "/bin/fp", "args": ["--flag"]}}}`)
+	servers, err := ParseMCPFromJSON(body, "mcpServers")
+	require.NoError(t, err)
+	require.Len(t, servers, 1)
+	assert.Equal(t, "filepuff", servers[0].Name)
+	assert.Equal(t, "/bin/fp", servers[0].Command)
+}
+
+func TestParseMCPFromJSONMissingKey(t *testing.T) {
+	body := []byte(`{"other": {}}`)
+	servers, err := ParseMCPFromJSON(body, "mcpServers")
+	require.NoError(t, err)
+	assert.Nil(t, servers)
+}