From 4662527a1755f932952d2465c36a91fb56da7e6b Mon Sep 17 00:00:00 2001
From: AlexanderTheGrey <67391446+AlexanderTheGrey@users.noreply.github.com>
Date: Fri, 17 Jun 2022 02:22:51 -0500
Subject: [PATCH] Allow WebP encoding effort of 0 (#3261)

---
 lib/output.js     | 2 +-
 test/unit/webp.js | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/output.js b/lib/output.js
index ef2b01b5f..8866b1e1b 100644
--- a/lib/output.js
+++ b/lib/output.js
@@ -495,7 +495,7 @@ function webp (options) {
     if (is.defined(options.smartSubsample)) {
       this._setBooleanOption('webpSmartSubsample', options.smartSubsample);
     }
-    const effort = options.effort || options.reductionEffort;
+    const effort = is.defined(options.effort) ? options.effort : options.reductionEffort;
     if (is.defined(effort)) {
       if (is.integer(effort) && is.inRange(effort, 0, 6)) {
         this.options.webpEffort = effort;
diff --git a/test/unit/webp.js b/test/unit/webp.js
index a9b818f85..260ba0a50 100644
--- a/test/unit/webp.js
+++ b/test/unit/webp.js
@@ -133,6 +133,12 @@ describe('WebP', function () {
     });
   });
 
+  it('should set effort to 0', () => {
+    const effort = sharp().webp({ effort: 0 }).options.webpEffort;
+
+    assert.strictEqual(effort, 0);
+  });
+
   it('invalid loop throws', () => {
     assert.throws(() => {
       sharp().webp({ loop: -1 });