Update tests for interleaved declarations (#2002)

See sass/sass#3885

spec/css/font-face.hrx

@@ -54,6 +54,21 @@ a b c {
  e: f;
 }
 
+<===> bubble/deeply-nested/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,
+1 | a { b { c { @font-face { e: f } g: h; } } }
+ | ^^^^ declaration
+ | =================== nested rule
+ '
+ input.scss 1:33 root stylesheet
+
 <===>
 ================================================================================
 <===> bubble/loaded/import/input.scss
@@ -73,6 +88,24 @@ c {
  a: b;
 }
 
+<===> bubble/loaded/import/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,--> input.scss
+3 | d: e;
+ | ^^^^ declaration
+ '
+ ,--> upstream.scss
+1 | @font-face { a: b }
+ | =================== nested rule
+ '
+ input.scss 3:3 root stylesheet
+
 <===>
 ================================================================================
 <===> bubble/loaded/meta-load-css/input.scss
@@ -93,3 +126,21 @@ c {
 @font-face {
  a: b;
 }
+
+<===> bubble/loaded/meta-load-css/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,--> input.scss
+5 | d: e;
+ | ^^^^ declaration
+ '
+ ,--> upstream.scss
+1 | @font-face { a: b }
+ | =================== nested rule
+ '
+ input.scss 5:3 root stylesheet

spec/css/style_rule.hrx

@@ -17,6 +17,142 @@ a {
  b: c;
 }
 
+<===>
+================================================================================
+<===> declaration/interleaved/before_nested_rule/input.scss
+a {
+ b: c;
+ d {e: f}
+}
+
+<===> declaration/interleaved/before_nested_rule/output.css
+a {
+ b: c;
+}
+a d {
+ e: f;
+}
+
+<===>
+================================================================================
+<===> declaration/interleaved/after_nested_rule/input.scss
+a {
+ b {c: d}
+ e: f
+}
+
+<===> declaration/interleaved/after_nested_rule/output.css
+a {
+ e: f;
+}
+a b {
+ c: d;
+}
+
+<===> declaration/interleaved/after_nested_rule/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,
+2 | b {c: d}
+ | ======== nested rule
+3 | e: f
+ | ^^^^ declaration
+ '
+ input.scss 3:3 root stylesheet
+
+<===>
+================================================================================
+<===> declaration/interleaved/around_nested_rule/input.scss
+a {
+ b: c;
+ d {e: f}
+ g: h;
+}
+
+<===> declaration/interleaved/around_nested_rule/output.css
+a {
+ b: c;
+ g: h;
+}
+a d {
+ e: f;
+}
+
+<===> declaration/interleaved/around_nested_rule/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,
+3 | d {e: f}
+ | ======== nested rule
+4 | g: h;
+ | ^^^^ declaration
+ '
+ input.scss 4:3 root stylesheet
+
+<===>
+================================================================================
+<===> declaration/interleaved/in_at_rule/input.scss
+@a {
+ b {
+ c {d: e}
+ f: g;
+ }
+}
+
+<===> declaration/interleaved/in_at_rule/output.css
+@a {
+ b {
+ f: g;
+ }
+ b c {
+ d: e;
+ }
+}
+
+<===> declaration/interleaved/in_at_rule/warning
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,
+3 | c {d: e}
+ | ======== nested rule
+4 | f: g;
+ | ^^^^ declaration
+ '
+ input.scss 4:5 root stylesheet
+
+<===>
+================================================================================
+<===> declaration/interleaved/in_bubbled_rule/input.scss
+a {
+ b {c: d}
+ @e {f: g}
+}
+
+<===> declaration/interleaved/in_bubbled_rule/output.css
+a b {
+ c: d;
+}
+@e {
+ a {
+ f: g;
+ }
+}
+
 <===>
 ================================================================================
 <===> declaration/comment/before_colon/loud/input.scss

spec/libsass-closed-issues/issue_1081.hrx

@@ -49,3 +49,22 @@ unnecessary and can safely be removed.
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^
  '
  input.scss 1:1 root stylesheet
+
+DEPRECATION WARNING: Sass's behavior for declarations that appear after nested
+rules will be changing to match the behavior specified by CSS in an upcoming
+version. To keep the existing behavior, move the declaration above the nested
+rule. To opt into the new behavior, wrap the declaration in `& {}`.
+
+More info: https://sass-lang.com/d/mixed-decls
+
+ ,--> input.scss
+11| foo: $foo;
+ | ^^^^^^^^^ declaration
+ '
+ ,--> _import.scss
+7 | / import-after {
+8 | | foo: $foo;
+9 | | }
+ | '--- nested rule
+ '
+ input.scss 11:3 root stylesheet