新增对无效节点版本的测试用例，验证当请求的节点版本不存在时返回的错误信息。同时，更新下载逻辑以处理节点版本的验证。

Author: ityuany

crates/downloader/src/resource_node.rs

@@ -1,6 +1,7 @@
 use std::{collections::HashMap, path::PathBuf, pin::Pin, time::Duration};
 
 use anyhow::Context;
+use reqwest::StatusCode;
 use robust_downloader::{DownloadItem, Integrity};
 use snm_config::snm_config::SnmConfig;
 use typed_builder::TypedBuilder;
@@ -88,6 +89,7 @@ impl<'a> DownloadResource for DownloadNodeResource<'a> {
   where
     Self: 'async_trait,
   {
+    let bin_name = self.bin_name.clone();
     let version = self.version.clone();
     let node_dist_url = self.config.node_dist_url.clone();
     let timeout = self.get_timeout_secs();
@@ -108,7 +110,17 @@ impl<'a> DownloadResource for DownloadNodeResource<'a> {
 
       let client = reqwest::Client::builder().timeout(timeout).build()?;
 
-      let sha256_str = client.get(sha256_url).send().await?.text().await?;
+      let resp = client.head(&sha256_url).send().await?;
+
+      if resp.status() == StatusCode::NOT_FOUND {
+        anyhow::bail!(
+          "Not found node: {}@{}, please check your node version",
+          bin_name,
+          version
+        );
+      }
+
+      let sha256_str = client.get(&sha256_url).send().await?.text().await?;
 
       let shasums = Self::parse_shasum(&sha256_str);
 

e2e/tests/fixtures/invalid_node_version/.node-version

@@ -0,0 +1 @@
+100.0.0

e2e/tests/node_test.rs

@@ -96,3 +96,17 @@ async fn should_show_node_version(ctx: &mut SnmTestContext) -> anyhow::Result<()
   })?;
   Ok(())
 }
+
+#[test_context(SnmTestContext)]
+#[tokio::test]
+async fn test_invalid_node_version(ctx: &mut SnmTestContext) -> anyhow::Result<()> {
+  let cwd = current_dir()?.join("tests/fixtures/invalid_node_version");
+  ctx.start_server().await?;
+  ctx.set_cwd(&cwd);
+  ctx.exec("snm setup", false)?;
+  ctx.add_snapshot("node -v")?;
+  ctx.assert_snapshots(|res| {
+    insta::assert_snapshot!(res);
+  })?;
+  Ok(())
+}

e2e/tests/snapshots/node_test____test_context_wrapped_test_invalid_node_version.snap

@@ -0,0 +1,11 @@
+---
+source: e2e/tests/node_test.rs
+expression: res
+---
+id: 1
+is: node -v
+
+
+stdout:
+stderr:Error: Not found node: node@100.0.0, please check your node version
+status:1