add test

prettier · Dec 17, 2022 · 573cf5e · 573cf5e
1 parent b50dfd1
commit 573cf5e
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diff --git a/tests/format/less/less/__snapshots__/jsfmt.spec.js.snap b/tests/format/less/less/__snapshots__/jsfmt.spec.js.snap
@@ -1786,6 +1786,23 @@ label {
 .hello {
   &:extend(.input:disabled)}
 
+// no space after unary operator, #13998
+.unary_minus_single {
+  margin: -(@a);
+}
+
+.unary_minus_multi_1 {
+  margin: 0 -(@a);
+}
+
+.unary_minus_multi_2 {
+  margin: 0  -( @a + @b );
+}
+
+.binary_minus {
+  margin: 0 - (@a);
+}
+
 =====================================output=====================================
 @nice-blue: #5b83ad;
 @light-blue: @nice-blue + #111;
@@ -3427,6 +3444,23 @@ label {
   &:extend(.input:disabled);
 }
 
+// no space after unary operator, #13998
+.unary_minus_single {
+  margin: -(@a);
+}
+
+.unary_minus_multi_1 {
+  margin: 0 -(@a);
+}
+
+.unary_minus_multi_2 {
+  margin: 0 -(@a + @b);
+}
+
+.binary_minus {
+  margin: 0 - (@a);
+}
+
 ================================================================================
 `;
 

diff --git a/tests/format/less/less/less.less b/tests/format/less/less/less.less
@@ -1694,3 +1694,20 @@ label {
 // #8177
 .hello {
   &:extend(.input:disabled)}
+
+// no space after unary operator, #13998
+.unary_minus_single {
+  margin: -(@a);
+}
+
+.unary_minus_multi_1 {
+  margin: 0 -(@a);
+}
+
+.unary_minus_multi_2 {
+  margin: 0  -( @a + @b );
+}
+
+.binary_minus {
+  margin: 0 - (@a);
+}