From 21684c679bf64c4e17bdab03d10ac12cdca56b3c Mon Sep 17 00:00:00 2001
From: Yoshiya Hinosawa <stibium121@gmail.com>
Date: Mon, 3 Jun 2019 10:42:27 +0900
Subject: Check file changes during test (denoland/deno_std#476)

Original: https://github.com/denoland/deno_std/commit/7daa887b09d4662710ad58e68de1a01a318455bb
---
 test.ts | 39 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 38 insertions(+), 1 deletion(-)

(limited to 'test.ts')

diff --git a/test.ts b/test.ts
index 478ae61f8..edaca7a21 100755
--- a/test.ts
+++ b/test.ts
@@ -21,4 +21,41 @@ import "./textproto/test.ts";
 import "./util/test.ts";
 import "./ws/test.ts";
 
-import "./testing/main.ts";
+import { xrun } from "./prettier/util.ts";
+import { red, green } from "./colors/mod.ts";
+import { runTests } from "./testing/mod.ts";
+
+async function run(): Promise<void> {
+  const startTime = Date.now();
+  await runTests();
+  await checkSourceFileChanges(startTime);
+}
+
+/**
+ * Checks whether any source file is changed since the given start time.
+ * If some files are changed, this function exits with 1.
+ */
+async function checkSourceFileChanges(startTime: number): Promise<void> {
+  console.log("test checkSourceFileChanges ...");
+  const changed = new TextDecoder()
+    .decode(await xrun({ args: ["git", "ls-files"], stdout: "piped" }).output())
+    .trim()
+    .split("\n")
+    .filter(file => {
+      const stat = Deno.lstatSync(file);
+      if (stat != null) {
+        return (stat as any).modified * 1000 > startTime;
+      }
+    });
+  if (changed.length > 0) {
+    console.log(red("FAILED"));
+    console.log(
+      `Error: Some source files are modified during test: ${changed.join(", ")}`
+    );
+    Deno.exit(1);
+  } else {
+    console.log(green("ok"));
+  }
+}
+
+run();
-- 
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