Update unit tests to follow team jest standards (#25)

Author: trivikr

.changeset/spotty-carpets-give.md

@@ -0,0 +1,5 @@
+---
+"aws-sdk-js-codemod": patch
+---
+
+Update unit tests to follow team jest standards

.eslintrc.json

@@ -7,5 +7,5 @@
     "simple-import-sort/imports": "error",
     "simple-import-sort/exports": "error"
   },
-  "ignorePatterns": ["__testfixtures__"]
+  "ignorePatterns": ["__fixtures__"]
 }

.prettierignore

@@ -1 +1 @@
-__testfixtures__
+__fixtures__

src/transforms/v2-to-v3/__testfixtures__/basic.input.ts renamed to src/transforms/v2-to-v3/__fixtures__/api-callback.input.ts

@@ -0,0 +1,20 @@
+import { readdirSync, readFileSync } from "fs";
+import { runInlineTest } from "jscodeshift/dist/testUtils";
+import { join } from "path";
+
+import transformer from "./transformer";
+
+describe("v2-to-v3", () => {
+  const fixtureDir = join(__dirname, "__fixtures__");
+  const testFilePrefixes = readdirSync(fixtureDir)
+    .filter((fileName) => fileName.endsWith(".input.ts"))
+    .map((fileName) => fileName.replace(".input.ts", ""));
+
+  it.each(testFilePrefixes)(`transforms correctly using "%s" data`, (testFilePrefix) => {
+    const path = join(fixtureDir, testFilePrefix + `.input.ts`);
+    const source = readFileSync(path, "utf8");
+    const input = { path, source };
+    const expectedOutput = readFileSync(join(fixtureDir, testFilePrefix + `.output.ts`), "utf8");
+    runInlineTest(transformer, null, input, expectedOutput);
+  });
+});

src/transforms/v2-to-v3/__testfixtures__/basic.output.ts renamed to src/transforms/v2-to-v3/__fixtures__/api-callback.output.ts

@@ -7,5 +7,5 @@
     "resolveJsonModule": true,
     "rootDir": "src"
   },
-  "exclude": ["**/dist/**", "**/__tests__/**", "**/__testfixtures__/**"]
+  "exclude": ["**/dist/**", "**/__fixtures__/**"]
 }