1 files changed, 38 insertions, 0 deletions
diff --git a/cli/tests/unit/write_file_test.ts b/cli/tests/unit/write_file_test.ts
index 80f711dbc..6c263c32c 100644
--- a/cli/tests/unit/write_file_test.ts
+++ b/cli/tests/unit/write_file_test.ts
@@ -15,6 +15,25 @@ unitTest(
   }
 );
 
+unitTest(
+  { perms: { read: true, write: true } },
+  function writeFileSyncUrl(): void {
+    const enc = new TextEncoder();
+    const data = enc.encode("Hello");
+    const tempDir = Deno.makeTempDirSync();
+    const fileUrl = new URL(
+      `file://${Deno.build.os === "windows" ? "/" : ""}${tempDir}/test.txt`
+    );
+    Deno.writeFileSync(fileUrl, data);
+    const dataRead = Deno.readFileSync(fileUrl);
+    const dec = new TextDecoder("utf-8");
+    const actual = dec.decode(dataRead);
+    assertEquals("Hello", actual);
+
+    Deno.removeSync(tempDir, { recursive: true });
+  }
+);
+
 unitTest({ perms: { write: true } }, function writeFileSyncFail(): void {
   const enc = new TextEncoder();
   const data = enc.encode("Hello");
@@ -127,6 +146,25 @@ unitTest(
 
 unitTest(
   { perms: { read: true, write: true } },
+  async function writeFileUrl(): Promise<void> {
+    const enc = new TextEncoder();
+    const data = enc.encode("Hello");
+    const tempDir = await Deno.makeTempDir();
+    const fileUrl = new URL(
+      `file://${Deno.build.os === "windows" ? "/" : ""}${tempDir}/test.txt`
+    );
+    await Deno.writeFile(fileUrl, data);
+    const dataRead = Deno.readFileSync(fileUrl);
+    const dec = new TextDecoder("utf-8");
+    const actual = dec.decode(dataRead);
+    assertEquals("Hello", actual);
+
+    Deno.removeSync(tempDir, { recursive: true });
+  }
+);
+
+unitTest(
+  { perms: { read: true, write: true } },
   async function writeFileNotFound(): Promise<void> {
     const enc = new TextEncoder();
     const data = enc.encode("Hello");