[autofix][insert-type] add passing annotate exports tests

Summary: This commit adds all the tests from annotate exports that can be performed with insert-type.

Reviewed By: panagosg7

Differential Revision: D16035039

fbshipit-source-id: 016b5723c0f275148085d2c9ebc0e042767297e2

Author: Andre Kuhlenschmidt

tests/autofix-boolean-literals/.flowconfig

@@ -0,0 +1,13 @@
+[ignore]
+
+[include]
+
+[libs]
+
+[lints]
+
+[options]
+experimental.types_first=true
+experimental.well_formed_exports=true
+
+[strict]

tests/autofix-boolean-literals/.testconfig

@@ -0,0 +1 @@
+shell: test.sh

tests/autofix-boolean-literals/a.js

@@ -0,0 +1,5 @@
+// @flow
+
+declare var cond: boolean;
+
+module.exports = () => (cond ? true : false);

tests/autofix-boolean-literals/autofix-boolean-literals.exp

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+> cat a.js
+// @flow
+
+declare var cond: boolean;
+
+module.exports = (): boolean => (cond ? true : false);
+> flow status
+No errors!

tests/autofix-boolean-literals/test.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+assert_ok "$FLOW" autofix insert-type --in-place a.js 5 20
+assert_ok "$FLOW" force-recheck a.js
+
+echo "> cat a.js"
+cat a.js
+
+echo "> flow status"
+assert_ok "$FLOW" status

tests/autofix-class/.flowconfig

@@ -0,0 +1,13 @@
+[ignore]
+
+[include]
+
+[libs]
+
+[lints]
+
+[options]
+experimental.types_first=true
+experimental.well_formed_exports=true
+
+[strict]

tests/autofix-class/.testconfig

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+shell: test.sh

tests/autofix-class/a.js

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+// @flow
+
+class C {}
+// XYZXYZ
+export default class {
+  array = [];
+  num = 1;
+}

tests/autofix-class/autofix-class.exp

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+> cat a.js
+// @flow
+
+class C {}
+// XYZXYZ
+export default class {
+  array: Array<empty> = [];
+  num: number = 1;
+}
+> cat b.js
+// @flow
+
+class C {
+  m(): number {
+    return 1;
+  }
+}
+module.exports = C;
+> cat c.js
+// @flow
+
+class A {
+  f: ((x: string) => string) = (x: string) => x;
+}
+
+module.exports = {
+  a: A,
+  b: (x: string): string => x,
+};
+> flow status
+No errors!

tests/autofix-class/b.js

@@ -0,0 +1,8 @@
+// @flow
+
+class C {
+  m() {
+    return 1;
+  }
+}
+module.exports = C;