Activate specs for issue 1797

This PR activates specs for sass/libsass#1797

Author: xzyfer

spec/libsass-closed-issues/issue_1797/expected.compact.css

@@ -0,0 +1,7 @@
+.not { color: red; }
+
+div:has(.not) { color: black; }
+
+bar span:not(.not) { color: black; }
+span:not(bar.foo) { color: black; }
+span:not(bar.not) { color: black; }

spec/libsass-closed-issues/issue_1797/expected.compressed.css

@@ -0,0 +1 @@
+.not{color:red}div:has(.not){color:black}bar span:not(.not){color:black}span:not(bar.foo){color:black}span:not(bar.not){color:black}

spec/libsass-closed-issues/issue_1797/expected.expanded.css

@@ -0,0 +1,17 @@
+.not {
+  color: red;
+}
+
+div:has(.not) {
+  color: black;
+}
+
+bar span:not(.not) {
+  color: black;
+}
+span:not(bar.foo) {
+  color: black;
+}
+span:not(bar.not) {
+  color: black;
+}

spec/libsass-closed-issues/issue_1797/expected_output.css

@@ -0,0 +1,12 @@
+.not {
+  color: red; }
+
+div:has(.not) {
+  color: black; }
+
+bar span:not(.not) {
+  color: black; }
+span:not(bar.foo) {
+  color: black; }
+span:not(bar.not) {
+  color: black; }

spec/libsass-closed-issues/issue_1797/input.scss

@@ -0,0 +1,21 @@
+%not {
+  color: red;
+}
+.not {
+  @extend %not;
+}
+div:has(%not) {
+  color: black;
+}
+
+bar {
+  span:not(%not) {
+    color: black;
+  }
+  span:not(&.foo) {
+    color: black;
+  }
+  span:not(&%not) {
+    color: black;
+  }
+}