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chenxingyang1019 41692b7041 feat(apps): add cache debug commands (+cache-get/-delete/-clear) (#1896)
* feat(apps): add cache debug commands (+cache-get/-delete/-clear)

Add three apps-domain cache debug shortcuts for inspecting/clearing an app's
runtime cache:
- +cache-get: read a business key's value + metadata (hit/miss)
- +cache-delete: delete a single key (idempotent, write)
- +cache-clear: clear all cache in an environment (high-risk-write, --yes)

value renders raw on --format json, deserialized on --format pretty;
value_size_bytes is computed CLI-side; --environment auto-selects the branch
when omitted. Includes unit tests (hit/miss/dry-run/confirmation) and the
lark-apps cache skill reference.

* fix(apps): normalize cache numeric output fields and tidy comments

Follow-up hardening for the cache debug commands (+cache-get/-delete/-clear):

- Normalize ttl_ms / deleted_key_count via a new cacheInt() helper so
  --format json emits a stable JSON number (or null) regardless of whether
  the server sends the value as a number or a string. Aligns with the
  repo convention that numeric wire fields may arrive as strings; previously
  these were passed through raw, leaving the output type at the server's mercy.
- Add unit tests locking the string-wire -> JSON number contract for both
  cache-get ttl_ms and cache-delete deleted_key_count.
- Tidy two comments: soften cacheBool's speculative "historical wire form"
  claim to a defensive-tolerance note, and drop implementation jargon from
  cache-delete's risk-level rationale.
2026-07-31 14:13:56 +08:00

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// Copyright (c) 2026 Lark Technologies Pte. Ltd.
// SPDX-License-Identifier: MIT
package apps
import (
"encoding/json"
"strings"
"testing"
"github.com/larksuite/cli/internal/httpmock"
)
const (
cacheURL = "/open-apis/spark/v1/apps/app_x/cache"
cacheClearURL = "/open-apis/spark/v1/apps/app_x/cache/clear"
)
// cacheValueStr 是服务端在 wire 上透传的原始 JSON 字符串(value 不反序列化)。
const cacheValueStr = `[{"name":"Alice","award":"Gold"},{"name":"Bob","award":"Silver"}]`
// ── cache-get ──
// TestAppsCacheGet_HitJSON:命中时 json 默认——value 原样透传(不反序列化),
// value_size_bytes 由 CLI 按 value 字节长度算出,environment 取服务端 resolved env。
func TestAppsCacheGet_HitJSON(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": true, "ttl_ms": 272000, "value": cacheValueStr,
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
if d["key"] != "k:1" || d["environment"] != "online" || d["exists"] != true {
t.Fatalf("get hit data=%v", d)
}
if v, _ := d["value"].(string); v != cacheValueStr {
t.Fatalf("value must be raw passthrough string, got %v", d["value"])
}
if sz, _ := numericAsFloat(d["value_size_bytes"]); int(sz) != len(cacheValueStr) {
t.Fatalf("value_size_bytes = %v, want %d", d["value_size_bytes"], len(cacheValueStr))
}
// ttl_ms 必须是 JSON number(透传服务端数字,不得变成字符串);JSON 解析后为 float64。
if _, ok := d["ttl_ms"].(float64); !ok {
t.Fatalf("ttl_ms must be a JSON number, got %T (%v)", d["ttl_ms"], d["ttl_ms"])
}
}
// TestAppsCacheGet_HitPretty:pretty 把 value 反序列化后展开(含缩进后的字段),并打元信息标签。
func TestAppsCacheGet_HitPretty(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": true, "ttl_ms": 272000, "value": cacheValueStr,
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--format", "pretty", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
got := stdout.String()
for _, want := range []string{"key", "environment", "exists", "value", "Alice"} {
if !strings.Contains(got, want) {
t.Errorf("pretty missing %q:\n%s", want, got)
}
}
}
// TestAppsCacheGet_Miss:未命中——exists=false,无 value,ttl_ms / value_size_bytes 为 null。
func TestAppsCacheGet_Miss(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": false,
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
if d["exists"] != false {
t.Fatalf("miss exists=%v", d["exists"])
}
if _, ok := d["value"]; ok {
t.Fatalf("miss must not carry value: %v", d)
}
if d["ttl_ms"] != nil || d["value_size_bytes"] != nil {
t.Fatalf("miss ttl_ms/value_size_bytes must be null: %v", d)
}
}
// TestAppsCacheGet_ExistsAsString:服务端把 exists 返成字符串 "true" 时仍按命中处理
// (cacheBool 容错,防 exists 以字符串形态出现被误判成未命中、hit→miss 翻转)。
func TestAppsCacheGet_ExistsAsString(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": "true", "ttl_ms": 272000, "value": cacheValueStr,
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
if d["exists"] != true {
t.Fatalf("exists string \"true\" 应按命中解析, got exists=%v", d["exists"])
}
if v, _ := d["value"].(string); v != cacheValueStr {
t.Fatalf("命中应带 value, got %v", d["value"])
}
}
// TestAppsCacheGet_PrettyNonJSONFallback:pretty 下 value 不是合法 JSON 时降级原样输出
// (safeParseJSON 解析失败→原样打印,不报错、不吞值)。补齐 HitPretty 只覆盖了"能反序列化"路径的缺口。
func TestAppsCacheGet_PrettyNonJSONFallback(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": true, "ttl_ms": 272000, "value": "hello-plain-not-json",
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--format", "pretty", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
if !strings.Contains(stdout.String(), "hello-plain-not-json") {
t.Fatalf("非 JSON value 应原样输出(降级), got:\n%s", stdout.String())
}
}
// TestAppsCacheGet_TTLAsStringNormalized:服务端把 ttl_ms 返成字符串 "272000" 时,
// 输出的 ttl_ms 必须归一成 JSON number(cacheInt),不得随 wire 形态漂移成字符串。
func TestAppsCacheGet_TTLAsStringNormalized(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "GET", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{
"env": "online", "exists": true, "ttl_ms": "272000", "value": cacheValueStr,
}},
})
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "online", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
f, ok := d["ttl_ms"].(float64)
if !ok {
t.Fatalf("ttl_ms string wire 应归一成 JSON number, got %T (%v)", d["ttl_ms"], d["ttl_ms"])
}
if int(f) != 272000 {
t.Fatalf("ttl_ms = %v, want 272000", f)
}
}
// TestAppsCacheDelete_CountAsStringNormalized:服务端把 deleted_key_count 返成字符串 "1" 时,
// 输出必须归一成 JSON number(cacheInt)。
func TestAppsCacheDelete_CountAsStringNormalized(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "DELETE", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"env": "dev", "deleted_key_count": "1"}},
})
if err := runAppsShortcut(t, AppsCacheDelete,
[]string{"+cache-delete", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
if _, ok := d["deleted_key_count"].(float64); !ok {
t.Fatalf("deleted_key_count string wire 应归一成 JSON number, got %T (%v)", d["deleted_key_count"], d["deleted_key_count"])
}
}
// TestAppsCacheGet_DryRunOmitsEnv:不传 --environment 时 dry-run query 不带 env(服务端自动选),但带 key。
func TestAppsCacheGet_DryRunOmitsEnv(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--key", "k:1", "--dry-run", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("dry-run err=%v", err)
}
a := firstDryRunAPI(t, stdout.String())
if a.Method != "GET" || a.URL != cacheURL {
t.Fatalf("dry-run = %s %s", a.Method, a.URL)
}
if _, ok := a.Params["env"]; ok {
t.Fatalf("no --environment → env must be omitted, params=%v", a.Params)
}
if a.Params["key"] != "k:1" {
t.Fatalf("key must be in query, params=%v", a.Params)
}
}
// TestAppsCacheGet_DryRunWithEnv:显式 --environment dev → query 带 env=dev。
func TestAppsCacheGet_DryRunWithEnv(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--dry-run", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("dry-run err=%v", err)
}
a := firstDryRunAPI(t, stdout.String())
if a.Params["env"] != "dev" {
t.Fatalf("env must be dev, params=%v", a.Params)
}
}
// TestAppsCacheGet_RequiresKey:缺 --key → 校验错。
func TestAppsCacheGet_RequiresKey(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheGet,
[]string{"+cache-get", "--app-id", "app_x", "--as", "user"}, factory, stdout); err == nil {
t.Fatalf("expected required --key error")
}
}
// ── cache-delete ──
// TestAppsCacheDelete_Hit:删中命中的 key → deleted_key_count=1;pretty 打 "✓ cache deleted"。
func TestAppsCacheDelete_Hit(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "DELETE", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"env": "dev", "deleted_key_count": 1}},
})
if err := runAppsShortcut(t, AppsCacheDelete,
[]string{"+cache-delete", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--format", "pretty", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
if !strings.Contains(stdout.String(), "✓ cache deleted") {
t.Fatalf("pretty: %s", stdout.String())
}
}
// TestAppsCacheDelete_AbsentJSON:目标不存在 → 幂等成功,deleted_key_count=0,pretty 措辞区分。
func TestAppsCacheDelete_AbsentJSON(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "DELETE", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"env": "dev", "deleted_key_count": 0}},
})
if err := runAppsShortcut(t, AppsCacheDelete,
[]string{"+cache-delete", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
d := parseEnvelopeData(t, stdout)
if sz, _ := numericAsFloat(d["deleted_key_count"]); int(sz) != 0 || d["key"] != "k:1" || d["environment"] != "dev" {
t.Fatalf("absent data=%v", d)
}
}
// TestAppsCacheDelete_AbsentPretty:不存在 pretty 打 "✓ cache already absent"。
func TestAppsCacheDelete_AbsentPretty(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "DELETE", URL: cacheURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"env": "dev", "deleted_key_count": 0}},
})
if err := runAppsShortcut(t, AppsCacheDelete,
[]string{"+cache-delete", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--format", "pretty", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
if !strings.Contains(stdout.String(), "already absent") {
t.Fatalf("pretty: %s", stdout.String())
}
}
// TestAppsCacheDelete_DryRun:DELETE 方法、/cache 路由,query 带 key + env。
func TestAppsCacheDelete_DryRun(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheDelete,
[]string{"+cache-delete", "--app-id", "app_x", "--environment", "dev", "--key", "k:1", "--dry-run", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("dry-run err=%v", err)
}
a := firstDryRunAPI(t, stdout.String())
if a.Method != "DELETE" || a.URL != cacheURL {
t.Fatalf("dry-run = %s %s", a.Method, a.URL)
}
if a.Params["key"] != "k:1" || a.Params["env"] != "dev" {
t.Fatalf("params=%v", a.Params)
}
}
// ── cache-clear ──
// TestAppsCacheClear_Success:清空成功 → deleted_key_count=128;pretty 打 "✓ cache cleared: 128 entries (dev)"。
func TestAppsCacheClear_Success(t *testing.T) {
factory, stdout, reg := newAppsExecuteFactory(t)
reg.Register(&httpmock.Stub{
Method: "POST", URL: cacheClearURL,
Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"env": "dev", "deleted_key_count": 128}},
})
if err := runAppsShortcut(t, AppsCacheClear,
[]string{"+cache-clear", "--app-id", "app_x", "--environment", "dev", "--yes", "--format", "pretty", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("execute err=%v", err)
}
if !strings.Contains(stdout.String(), "✓ cache cleared: 128 entries (dev)") {
t.Fatalf("pretty: %s", stdout.String())
}
}
// TestAppsCacheClear_RequiresConfirmation:high-risk-write 无 --yes → 被确认门拦截。
func TestAppsCacheClear_RequiresConfirmation(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheClear,
[]string{"+cache-clear", "--app-id", "app_x", "--environment", "dev", "--as", "user"}, factory, stdout); err == nil {
t.Fatalf("expected confirmation gate without --yes")
}
}
// TestAppsCacheClear_DryRunBodyWithEnv:dry-run POST /cache/clear,body 带 env=dev。
func TestAppsCacheClear_DryRunBodyWithEnv(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheClear,
[]string{"+cache-clear", "--app-id", "app_x", "--environment", "dev", "--dry-run", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("dry-run err=%v", err)
}
a := firstDryRunAPI(t, stdout.String())
if a.Method != "POST" || a.URL != cacheClearURL {
t.Fatalf("dry-run = %s %s", a.Method, a.URL)
}
if a.Body["env"] != "dev" {
t.Fatalf("body must carry env=dev, body=%v", a.Body)
}
}
// TestAppsCacheClear_DryRunBodyOmitsEnv:不传 --environment → body 不带 env(服务端自动选)。
func TestAppsCacheClear_DryRunBodyOmitsEnv(t *testing.T) {
factory, stdout, _ := newAppsExecuteFactory(t)
if err := runAppsShortcut(t, AppsCacheClear,
[]string{"+cache-clear", "--app-id", "app_x", "--dry-run", "--as", "user"}, factory, stdout); err != nil {
t.Fatalf("dry-run err=%v", err)
}
a := firstDryRunAPI(t, stdout.String())
if _, ok := a.Body["env"]; ok {
t.Fatalf("no --environment → body env must be omitted, body=%v", a.Body)
}
}
// firstDryRunAPI 解析 dry-run 输出的第一个 api[] 项(method/url/params/body)。
// 复用本包规范的 dryRunAPIEnvelope(api 现嵌在 data.api 下,见 dryrun_test.go)。
func firstDryRunAPI(t *testing.T, s string) dryRunAPICall {
t.Helper()
var env dryRunAPIEnvelope
if err := json.Unmarshal([]byte(s), &env); err != nil || len(env.API) == 0 {
t.Fatalf("bad dry-run json: %v\n%s", err, s)
}
return env.API[0]
}