From 2cb55b2ad0119852bc8714401992724d4fdb224d Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Sun, 30 Apr 2017 22:52:36 +0800
Subject: enforce `toplevel` on other compress options (#1855)

Respect "funcs" and "vars" properly.

fixes #1850
---
 test/compress/reduce_vars.js | 90 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)

(limited to 'test/compress/reduce_vars.js')

diff --git a/test/compress/reduce_vars.js b/test/compress/reduce_vars.js
index 57e23891..f7bdcb36 100644
--- a/test/compress/reduce_vars.js
+++ b/test/compress/reduce_vars.js
@@ -2327,3 +2327,93 @@ iife_assign: {
     }
     expect_stdout: "1"
 }
+
+issue_1850_1: {
+    options = {
+        reduce_vars: true,
+        toplevel: false,
+        unused: true,
+    }
+    input: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect_stdout: true
+}
+
+issue_1850_2: {
+    options = {
+        reduce_vars: true,
+        toplevel: "funcs",
+        unused: true,
+    }
+    input: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect: {
+        var a = 1;
+        (function() {
+            console.log(a, a, a);
+        })();
+    }
+    expect_stdout: true
+}
+
+issue_1850_3: {
+    options = {
+        reduce_vars: true,
+        toplevel: "vars",
+        unused: true,
+    }
+    input: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect_stdout: true
+}
+
+issue_1850_4: {
+    options = {
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        function f() {
+            console.log(a, a, a);
+        }
+        var a = 1;
+        f();
+    }
+    expect: {
+        var a = 1;
+        (function() {
+            console.log(a, a, a);
+        })();
+    }
+    expect_stdout: true
+}
-- 
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