Function TestHandleGetAttributeValues

modules/frontend/mcp_tools_test.go:371–436

(t *testing.T)

}

func TestHandleGetAttributeValues(t *testing.T) {
	server, callAndTestResults := testFrontend()

	tests := []struct {
		name     string
		request  mcp.CallToolRequest
		expected expectedResult
	}{
		{
			name: "name only",
			request: callToolRequest(map[string]any{
				"name": "service.name",
			}),
			expected: expectedResult{
				path:   "/api/v2/search/tag/service.name/values",
				params: map[string]string{},
				meta: map[string]any{
					"type":     "attribute-values",
					"encoding": "json",
					"version":  "2",
				},
			},
		},
		{
			name:    "no name",
			request: callToolRequest(map[string]any{}),
			expected: expectedResult{
				err: "required argument \"name\" not found",
			},
		},
		{
			name: "name + filter query",
			request: callToolRequest(map[string]any{
				"name":         "service.name",
				"filter-query": "{ span.status = \"error\" }",
			}),
			expected: expectedResult{
				path: "/api/v2/search/tag/service.name/values",
				params: map[string]string{
					"q": "{ span.status = \"error\" }",
				},
				meta: map[string]any{
					"type":     "attribute-values",
					"encoding": "json",
					"version":  "2",
				},
			},
		},
		{
			name: "invalid filter",
			request: callToolRequest(map[string]any{
				"name":         "service.name",
				"filter-query": "{ foo bar baz }",
			}),
			expected: expectedResult{
				err: "filter-query invalid. It must have a single spanset filter with &&/|| conditions like { <cond> && <cond> } or { <cond> || <cond> }",
			},
		},