From a1bc62cd5e185c0eacfa955e595319f7ac6c30c3 Mon Sep 17 00:00:00 2001
From: iven <iven_h@qq.com>
Date: Mon, 27 Apr 2026 12:34:52 +0800
Subject: [PATCH] =?UTF-8?q?fix(plugin):=20WASM=20=E9=9B=86=E6=88=90?=
 =?UTF-8?q?=E6=B5=8B=E8=AF=95=E8=87=AA=E5=8A=A8=E6=9E=84=E5=BB=BA=20Compon?=
 =?UTF-8?q?ent=20=E2=80=94=20OnceLock=20=E7=BA=BF=E7=A8=8B=E5=AE=89?=
 =?UTF-8?q?=E5=85=A8?=
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测试无法找到 .component.wasm 文件导致 6 个测试全部失败。
改进 wasm_path() 使用 OnceLock 保证只转换一次，
自动从编译产物通过 wasm-tools component new 生成。
---
 .../tests/test_plugin_integration.rs          | 52 ++++++++++++-------
 1 file changed, 34 insertions(+), 18 deletions(-)

diff --git a/crates/erp-plugin-prototype/tests/test_plugin_integration.rs b/crates/erp-plugin-prototype/tests/test_plugin_integration.rs
index 3fa9d00..1923516 100644
--- a/crates/erp-plugin-prototype/tests/test_plugin_integration.rs
+++ b/crates/erp-plugin-prototype/tests/test_plugin_integration.rs
@@ -11,32 +11,48 @@
 use anyhow::Result;
 use erp_plugin_prototype::{create_engine, load_plugin};
 
-/// 获取测试插件 WASM Component 文件路径
-fn wasm_path() -> String {
-    let candidates = [
-        // 预构建的 WASM Component（通过 wasm-tools component new 生成）
-        "../../target/erp_plugin_test_sample.component.wasm".into(),
-        // 备选：绝对路径
-        format!(
-            "{}/../../target/erp_plugin_test_sample.component.wasm",
-            std::env::current_dir().unwrap().display()
-        ),
-    ];
-    for path in &candidates {
-        if std::path::Path::new(path).exists() {
-            return path.clone();
+static WASM_PATH: std::sync::OnceLock<String> = std::sync::OnceLock::new();
+
+/// 获取测试插件 WASM Component 文件路径（线程安全，只转换一次）
+fn wasm_path() -> &'static str {
+    WASM_PATH.get_or_init(|| {
+        let component_path = "../../target/erp_plugin_test_sample.component.wasm";
+        let raw_wasm =
+            "../../target/wasm32-unknown-unknown/release/erp_plugin_test_sample.wasm";
+
+        if std::path::Path::new(component_path).exists() {
+            return component_path.to_owned();
         }
-    }
-    candidates[0].clone()
+
+        if std::path::Path::new(raw_wasm).exists() {
+            let out = std::process::Command::new("wasm-tools")
+                .args(["component", "new", raw_wasm, "-o", component_path])
+                .output()
+                .expect("wasm-tools 未安装，请运行: cargo install wasm-tools");
+            if out.status.success() && std::path::Path::new(component_path).exists() {
+                return component_path.to_owned();
+            }
+            panic!(
+                "wasm-tools component new 失败: {}",
+                String::from_utf8_lossy(&out.stderr)
+            );
+        }
+
+        panic!(
+            "未找到 WASM 编译产物。请先运行:\n  \
+             cargo build -p erp-plugin-test-sample --target wasm32-unknown-unknown --release"
+        );
+    })
 }
 
 #[tokio::test]
 async fn test_v6_load_plugin_from_binary() -> Result<()> {
     let wasm_path = wasm_path();
-    let wasm_bytes = std::fs::read(&wasm_path).map_err(|e| {
+    let wasm_bytes = std::fs::read(wasm_path).map_err(|e| {
         anyhow::anyhow!(
             "读取 WASM 失败: {}。请先编译: cargo build -p erp-plugin-test-sample --target wasm32-unknown-unknown --release\n路径: {}",
-            e, wasm_path
+            e,
+            wasm_path
         )
     })?;