Core: Deprecate jQuery.trim

Fixes gh-4363
Closes gh-4461

(cherry picked from 5ea5946094784f68437ef26d463dfcfbbbaff1f6)

3 files changed, 23 insertions, 24 deletions

diff --git a/test/unit/basic.js b/test/unit/basic.js
index bed27dcba..c42ee5450 100644
--- a/test/unit/basic.js
+++ b/test/unit/basic.js
@@ -76,12 +76,11 @@ QUnit.test( "show/hide", function( assert ) {
 }
 
 QUnit.test( "core", function( assert ) {
-	assert.expect( 18 );
+	assert.expect( 17 );
 
 	var elem = jQuery( "<div></div><span></span>" );
 
 	assert.strictEqual( elem.length, 2, "Correct number of elements" );
-	assert.strictEqual( jQuery.trim( "  hello   " ), "hello", "jQuery.trim" );
 
 	assert.ok( jQuery.isPlainObject( { "a": 2 } ), "jQuery.isPlainObject(object)" );
 	assert.ok( !jQuery.isPlainObject( "foo" ), "jQuery.isPlainObject(String)" );
diff --git a/test/unit/core.js b/test/unit/core.js
index c3deef1f7..05ea4337e 100644
--- a/test/unit/core.js
+++ b/test/unit/core.js
@@ -216,28 +216,6 @@ QUnit.test( "noConflict", function( assert ) {
 	window[ "jQuery" ] = jQuery = $$;
 } );
 
-QUnit.test( "trim", function( assert ) {
-	assert.expect( 13 );
-
-	var nbsp = String.fromCharCode( 160 );
-
-	assert.equal( jQuery.trim( "hello  " ), "hello", "trailing space" );
-	assert.equal( jQuery.trim( "  hello" ), "hello", "leading space" );
-	assert.equal( jQuery.trim( "  hello   " ), "hello", "space on both sides" );
-	assert.equal( jQuery.trim( "  " + nbsp + "hello  " + nbsp + " " ), "hello", "&nbsp;" );
-
-	assert.equal( jQuery.trim(), "", "Nothing in." );
-	assert.equal( jQuery.trim( undefined ), "", "Undefined" );
-	assert.equal( jQuery.trim( null ), "", "Null" );
-	assert.equal( jQuery.trim( 5 ), "5", "Number" );
-	assert.equal( jQuery.trim( false ), "false", "Boolean" );
-
-	assert.equal( jQuery.trim( " " ), "", "space should be trimmed" );
-	assert.equal( jQuery.trim( "ipad\xA0" ), "ipad", "nbsp should be trimmed" );
-	assert.equal( jQuery.trim( "\uFEFF" ), "", "zwsp should be trimmed" );
-	assert.equal( jQuery.trim( "\uFEFF \xA0! | \uFEFF" ), "! |", "leading/trailing should be trimmed" );
-} );
-
 QUnit.test( "isPlainObject", function( assert ) {
 	var done = assert.async();
 
diff --git a/test/unit/deprecated.js b/test/unit/deprecated.js
index d8b5a5181..977ab35eb 100644
--- a/test/unit/deprecated.js
+++ b/test/unit/deprecated.js
@@ -600,3 +600,25 @@ QUnit[ typeof Symbol === "function" ? "test" : "skip" ]( "isNumeric(Symbol)", fu
 	assert.equal( jQuery.isNumeric( Symbol() ), false, "Symbol" );
 	assert.equal( jQuery.isNumeric( Object( Symbol() ) ), false, "Symbol inside an object" );
 } );
+
+QUnit.test( "trim", function( assert ) {
+	assert.expect( 13 );
+
+	var nbsp = String.fromCharCode( 160 );
+
+	assert.equal( jQuery.trim( "hello  " ), "hello", "trailing space" );
+	assert.equal( jQuery.trim( "  hello" ), "hello", "leading space" );
+	assert.equal( jQuery.trim( "  hello   " ), "hello", "space on both sides" );
+	assert.equal( jQuery.trim( "  " + nbsp + "hello  " + nbsp + " " ), "hello", "&nbsp;" );
+
+	assert.equal( jQuery.trim(), "", "Nothing in." );
+	assert.equal( jQuery.trim( undefined ), "", "Undefined" );
+	assert.equal( jQuery.trim( null ), "", "Null" );
+	assert.equal( jQuery.trim( 5 ), "5", "Number" );
+	assert.equal( jQuery.trim( false ), "false", "Boolean" );
+
+	assert.equal( jQuery.trim( " " ), "", "space should be trimmed" );
+	assert.equal( jQuery.trim( "ipad\xA0" ), "ipad", "nbsp should be trimmed" );
+	assert.equal( jQuery.trim( "\uFEFF" ), "", "zwsp should be trimmed" );
+	assert.equal( jQuery.trim( "\uFEFF \xA0! | \uFEFF" ), "! |", "leading/trailing should be trimmed" );
+} );