Merge deno_std in main repo (#3091)

The history of deno_std is persevered but rewritten to update links to issues and PRs

Fixes denoland/deno_std#603

2 files changed, 115 insertions, 0 deletions

diff --git a/std b/std
deleted file mode 160000
-Subproject 43aafbf33285753e7b42230f0eb7969b300f71c
diff --git a/std/fs/ensure_file_test.ts b/std/fs/ensure_file_test.ts
new file mode 100644
index 000000000..fa27133ab
--- /dev/null
+++ b/std/fs/ensure_file_test.ts
@@ -0,0 +1,115 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { test } from "../testing/mod.ts";
+import { assertThrows, assertThrowsAsync } from "../testing/asserts.ts";
+import { ensureFile, ensureFileSync } from "./ensure_file.ts";
+import * as path from "./path/mod.ts";
+
+const testdataDir = path.resolve("fs", "testdata");
+
+test(async function ensureFileIfItNotExist(): Promise<void> {
+  const testDir = path.join(testdataDir, "ensure_file_1");
+  const testFile = path.join(testDir, "test.txt");
+
+  await ensureFile(testFile);
+
+  await assertThrowsAsync(
+    async (): Promise<void> => {
+      await Deno.stat(testFile).then(
+        (): void => {
+          throw new Error("test file should exists.");
+        }
+      );
+    }
+  );
+
+  await Deno.remove(testDir, { recursive: true });
+});
+
+test(function ensureFileSyncIfItNotExist(): void {
+  const testDir = path.join(testdataDir, "ensure_file_2");
+  const testFile = path.join(testDir, "test.txt");
+
+  ensureFileSync(testFile);
+
+  assertThrows(
+    (): void => {
+      Deno.statSync(testFile);
+      throw new Error("test file should exists.");
+    }
+  );
+
+  Deno.removeSync(testDir, { recursive: true });
+});
+
+test(async function ensureFileIfItExist(): Promise<void> {
+  const testDir = path.join(testdataDir, "ensure_file_3");
+  const testFile = path.join(testDir, "test.txt");
+
+  await Deno.mkdir(testDir, true);
+  await Deno.writeFile(testFile, new Uint8Array());
+
+  await ensureFile(testFile);
+
+  await assertThrowsAsync(
+    async (): Promise<void> => {
+      await Deno.stat(testFile).then(
+        (): void => {
+          throw new Error("test file should exists.");
+        }
+      );
+    }
+  );
+
+  await Deno.remove(testDir, { recursive: true });
+});
+
+test(function ensureFileSyncIfItExist(): void {
+  const testDir = path.join(testdataDir, "ensure_file_4");
+  const testFile = path.join(testDir, "test.txt");
+
+  Deno.mkdirSync(testDir, true);
+  Deno.writeFileSync(testFile, new Uint8Array());
+
+  ensureFileSync(testFile);
+
+  assertThrows(
+    (): void => {
+      Deno.statSync(testFile);
+      throw new Error("test file should exists.");
+    }
+  );
+
+  Deno.removeSync(testDir, { recursive: true });
+});
+
+test(async function ensureFileIfItExistAsDir(): Promise<void> {
+  const testDir = path.join(testdataDir, "ensure_file_5");
+
+  await Deno.mkdir(testDir, true);
+
+  await assertThrowsAsync(
+    async (): Promise<void> => {
+      await ensureFile(testDir);
+    },
+    Error,
+    `Ensure path exists, expected 'file', got 'dir'`
+  );
+
+  await Deno.remove(testDir, { recursive: true });
+});
+
+test(function ensureFileSyncIfItExistAsDir(): void {
+  const testDir = path.join(testdataDir, "ensure_file_6");
+
+  Deno.mkdirSync(testDir, true);
+
+  assertThrows(
+    (): void => {
+      ensureFileSync(testDir);
+    },
+    Error,
+    `Ensure path exists, expected 'file', got 'dir'`
+  );
+
+  Deno.removeSync(testDir, { recursive: true });
+});