From f0f84513f8efe533b6ee670a6f1a0c074387b2ec Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Wed, 13 Aug 2025 12:01:46 +0200
Subject: Make use of SASS modules

---
 test/bem/_multi.scss | 1130 +++++++++++++++++++++++++-------------------------
 1 file changed, 565 insertions(+), 565 deletions(-)

(limited to 'test/bem/_multi.scss')

diff --git a/test/bem/_multi.scss b/test/bem/_multi.scss
index 255fb45..88a4cf4 100644
--- a/test/bem/_multi.scss
+++ b/test/bem/_multi.scss
@@ -26,569 +26,569 @@
 //
 
 @include it('multi') {
-    @include assert('in root, 2 blocks') { /// 1 ///
-        @include output {
-            @include bem.multi('component:' 'block1', 'object:' 'block2') {
-                font-size: 1em;
-
-                @include bem.elem('child2') {
-                    font-size: 2em;
-                }
-            }
-        }
-
-        @include expect {
-            .c-block1 {
-                font-size: 1em;
-            }
-
-            .c-block1__child2 {
-                font-size: 2em;
-            }
-
-            .o-block2 {
-                font-size: 1em;
-            }
-
-            .o-block2__child2 {
-                font-size: 2em;
-            }
-        }
-    }
-
-    @include assert('in root, 1 block, 1 manual selector') { /// 2 ///
-        @include output {
-            @include bem.multi('component:' 'block1', 'a:hover') {
-                font-size: 1em;
-            }
-        }
-
-        @include expect {
-            .c-block1 {
-                font-size: 1em;
-            }
-
-            a:hover {
-                font-size: 1em;
-            }
-        }
-    }
-
-    @include assert('in block, 2 elements') { /// 3 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.multi('elem:' 'child1' 'child2') {
-                    font-size: 2em;
-
-                    @include bem.modifier('mod') {
-                        font-size: 2.5em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1,
-            .something__child2 {
-                font-size: 2em;
-            }
-
-            .something__child1--mod,
-            .something__child2--mod {
-                font-size: 2.5em;
-            }
-        }
-    }
-
-    @include assert('in block, 1 element, 1 modifier') { /// 4 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.multi('elem:' 'child', 'modifier:' 'mod1') {
-                    font-size: 2em;
-
-                    @include bem.modifier('mod2') {
-                        font-size: 2.5em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child {
-                font-size: 2em;
-            }
-
-            .something__child--mod2 {
-                font-size: 2.5em;
-            }
-
-            .something--mod1 {
-                font-size: 2em;
-            }
-
-            .something--mod1.something--mod2 {
-                font-size: 2.5em;
-            }
-        }
-    }
-
-    @include assert('in block, 1 element, 1 extending modifier') { /// 5 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.multi('elem:' 'child', 'modifier:' 'mod1') {
-                    font-size: 2em;
-
-                    @include bem.modifier('mod2' true) {
-                        font-size: 2.5em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child {
-                font-size: 2em;
-            }
-
-            .something__child--mod2 {
-                font-size: 2.5em;
-            }
-
-            .something--mod1 {
-                font-size: 2em;
-            }
-
-            .something--mod1--mod2 {
-                font-size: 2.5em;
-            }
-        }
-    }
-
-    @include assert('in block, 1 element, 1 & selector') { /// 6 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.multi('&', 'elem:' 'child') {
-                    font-size: 2em;
-
-                    @include bem.modifier('mod') {
-                        font-size: 2.5em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something {
-                font-size: 2em;
-            }
-
-            .something--mod {
-                font-size: 2.5em;
-            }
-
-            .something__child {
-                font-size: 2em;
-            }
-
-            .something__child--mod {
-                font-size: 2.5em;
-            }
-        }
-    }
-
-    @include assert('in block, 1 element, 1 manual selector') { /// 7 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.multi('> a:hover', 'elem:' 'child1') {
-                    font-size: 2em;
-
-                    @include bem.elem('child2') {
-                        font-size: 3em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something > a:hover {
-                font-size: 2em;
-            }
-
-            .something > a:hover .something__child2 {
-                font-size: 3em;
-            }
-
-            .something__child1 {
-                font-size: 2em;
-            }
-
-            .something__child1 .something__child2 {
-                font-size: 3em;
-            }
-        }
-    }
-
-    @include assert('in element, 2 elements, 1 modifier') { /// 8 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child') {
-                    @include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod1') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod2') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child .something__subchild1,
-            .something__child .something__subchild2 {
-                font-size: 3em;
-            }
-
-            .something__child .something__subchild1--mod2,
-            .something__child .something__subchild2--mod2 {
-                font-size: 3.5em;
-            }
-
-            .something__child--mod1 {
-                font-size: 3em;
-            }
-
-            .something__child--mod1.something__child--mod2 {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in element, 1 element, 1 & selector') { /// 9 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child') {
-                    @include bem.multi('elem:' 'subchild', '&') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child .something__subchild {
-                font-size: 3em;
-            }
-
-            .something__child .something__subchild--mod {
-                font-size: 3.5em;
-            }
-
-            .something__child {
-                font-size: 3em;
-            }
-
-            .something__child--mod {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in element in manual selector, 2 elements') { /// 10 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child') {
-                    &:hover {
-                        @include bem.multi('elem:' 'subchild1' 'subchild2') {
-                            font-size: 3em;
-
-                            @include bem.modifier('mod2') {
-                                font-size: 3.5em;
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child:hover .something__subchild1,
-            .something__child:hover .something__subchild2 {
-                font-size: 3em;
-            }
-
-            .something__child:hover .something__subchild1--mod2,
-            .something__child:hover .something__subchild2--mod2 {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in element in manual selector, 1 element, 1 & selector') { /// 11 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child') {
-                    &:hover {
-                        @include bem.multi('elem:' 'subchild', '&') {
-                            font-size: 3em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child:hover .something__subchild {
-                font-size: 3em;
-            }
-
-            .something__child:hover {
-                font-size: 3em;
-            }
-        }
-    }
-
-    @include assert('in multiple elements, 2 elements, 1 modifier') { /// 12 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1', 'child2') {
-                    @include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod') {
-                        font-size: 3em;
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 .something__subchild1,
-            .something__child2 .something__subchild1,
-            .something__child1 .something__subchild2,
-            .something__child2 .something__subchild2  {
-                font-size: 3em;
-            }
-
-            .something__child1--mod,
-            .something__child2--mod {
-                font-size: 3em;
-            }
-        }
-    }
-
-    @include assert('in multiple elements, 1 element, 1 & selector') { /// 13 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1', 'child2') {
-                    @include bem.multi('elem:' 'subchild', '&') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 .something__subchild,
-            .something__child2 .something__subchild {
-                font-size: 3em;
-            }
-
-            .something__child1 .something__subchild--mod,
-            .something__child2 .something__subchild--mod {
-                font-size: 3.5em;
-            }
-
-            .something__child1,
-            .something__child2 {
-                font-size: 3em;
-            }
-
-            .something__child1--mod,
-            .something__child2--mod {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in related elements, 2 elements, 1 modifier') { /// 14 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1') {
-                    @include bem.next-elem('child2', 'child3') {
-                        @include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod') {
-                            font-size: 3em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 + .something__child2 .something__subchild1,
-            .something__child1 + .something__child3 .something__subchild1,
-            .something__child1 + .something__child2 .something__subchild2,
-            .something__child1 + .something__child3 .something__subchild2 {
-                font-size: 3em;
-            }
-
-            .something__child1 + .something__child2--mod,
-            .something__child1 + .something__child3--mod {
-                font-size: 3em;
-            }
-        }
-    }
-
-    @include assert('in related elements, 1 element, 1 & selector') { /// 15 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1') {
-                    @include bem.next-elem('child2', 'child3') {
-                        @include bem.multi('elem:' 'subchild', '&') {
-                            font-size: 4em;
-
-                            @include bem.modifier('mod') {
-                                font-size: 4.5em;
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 + .something__child2 .something__subchild,
-            .something__child1 + .something__child3 .something__subchild {
-                font-size: 4em;
-            }
-
-            .something__child1 + .something__child2 .something__subchild--mod,
-            .something__child1 + .something__child3 .something__subchild--mod {
-                font-size: 4.5em;
-            }
-
-            .something__child1 + .something__child2,
-            .something__child1 + .something__child3 {
-                font-size: 4em;
-            }
-
-            .something__child1 + .something__child2--mod,
-            .something__child1 + .something__child3--mod {
-                font-size: 4.5em;
-            }
-        }
-    }
-
-    @include assert('in element, 2 related elements, 1 modifier') { /// 16 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1') {
-                    @include bem.multi('next-elem:' 'child2' 'child3', 'modifier:' 'mod1') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod2') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 + .something__child2,
-            .something__child1 + .something__child3 {
-                font-size: 3em;
-            }
-
-            .something__child1 + .something__child2--mod2,
-            .something__child1 + .something__child3--mod2 {
-                font-size: 3.5em;
-            }
-
-            .something__child1--mod1 {
-                font-size: 3em;
-            }
-
-            .something__child1--mod1.something__child1--mod2 {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in element, 1 twin element, 1 modifier') { /// 17 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child') {
-                    @include bem.multi('next-twin-elem', 'modifier:' 'mod1') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod2') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child + .something__child {
-                font-size: 3em;
-            }
-
-            .something__child + .something__child--mod2 {
-                font-size: 3.5em;
-            }
-
-            .something__child--mod1 {
-                font-size: 3em;
-            }
-
-            .something__child--mod1.something__child--mod2 {
-                font-size: 3.5em;
-            }
-        }
-    }
-
-    @include assert('in multiple elements, 1 twin element, 1 modifier') { /// 18 ///
-        @include output {
-            @include bem.block('something') {
-                @include bem.elem('child1', 'child2') {
-                    @include bem.multi('next-twin-elem', 'modifier:' 'mod1') {
-                        font-size: 3em;
-
-                        @include bem.modifier('mod2') {
-                            font-size: 3.5em;
-                        }
-                    }
-                }
-            }
-        }
-
-        @include expect {
-            .something__child1 + .something__child1,
-            .something__child2 + .something__child2 {
-                font-size: 3em;
-            }
-
-            .something__child1 + .something__child1--mod2,
-            .something__child2 + .something__child2--mod2 {
-                font-size: 3.5em;
-            }
-
-            .something__child1--mod1,
-            .something__child2--mod1 {
-                font-size: 3em;
-            }
-
-            .something__child1--mod1.something__child1--mod2,
-            .something__child2--mod1.something__child2--mod2 {
-                font-size: 3.5em;
-            }
-        }
-    }
+	@include assert('in root, 2 blocks') { /// 1 ///
+		@include output {
+			@include bem.multi('component:' 'block1', 'object:' 'block2') {
+				font-size: 1em;
+
+				@include bem.elem('child2') {
+					font-size: 2em;
+				}
+			}
+		}
+
+		@include expect {
+			.c-block1 {
+				font-size: 1em;
+			}
+
+			.c-block1__child2 {
+				font-size: 2em;
+			}
+
+			.o-block2 {
+				font-size: 1em;
+			}
+
+			.o-block2__child2 {
+				font-size: 2em;
+			}
+		}
+	}
+
+	@include assert('in root, 1 block, 1 manual selector') { /// 2 ///
+		@include output {
+			@include bem.multi('component:' 'block1', 'a:hover') {
+				font-size: 1em;
+			}
+		}
+
+		@include expect {
+			.c-block1 {
+				font-size: 1em;
+			}
+
+			a:hover {
+				font-size: 1em;
+			}
+		}
+	}
+
+	@include assert('in block, 2 elements') { /// 3 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.multi('elem:' 'child1' 'child2') {
+					font-size: 2em;
+
+					@include bem.modifier('mod') {
+						font-size: 2.5em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1,
+			.something__child2 {
+				font-size: 2em;
+			}
+
+			.something__child1--mod,
+			.something__child2--mod {
+				font-size: 2.5em;
+			}
+		}
+	}
+
+	@include assert('in block, 1 element, 1 modifier') { /// 4 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.multi('elem:' 'child', 'modifier:' 'mod1') {
+					font-size: 2em;
+
+					@include bem.modifier('mod2') {
+						font-size: 2.5em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child {
+				font-size: 2em;
+			}
+
+			.something__child--mod2 {
+				font-size: 2.5em;
+			}
+
+			.something--mod1 {
+				font-size: 2em;
+			}
+
+			.something--mod1.something--mod2 {
+				font-size: 2.5em;
+			}
+		}
+	}
+
+	@include assert('in block, 1 element, 1 extending modifier') { /// 5 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.multi('elem:' 'child', 'modifier:' 'mod1') {
+					font-size: 2em;
+
+					@include bem.modifier('mod2' true) {
+						font-size: 2.5em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child {
+				font-size: 2em;
+			}
+
+			.something__child--mod2 {
+				font-size: 2.5em;
+			}
+
+			.something--mod1 {
+				font-size: 2em;
+			}
+
+			.something--mod1--mod2 {
+				font-size: 2.5em;
+			}
+		}
+	}
+
+	@include assert('in block, 1 element, 1 & selector') { /// 6 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.multi('&', 'elem:' 'child') {
+					font-size: 2em;
+
+					@include bem.modifier('mod') {
+						font-size: 2.5em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something {
+				font-size: 2em;
+			}
+
+			.something--mod {
+				font-size: 2.5em;
+			}
+
+			.something__child {
+				font-size: 2em;
+			}
+
+			.something__child--mod {
+				font-size: 2.5em;
+			}
+		}
+	}
+
+	@include assert('in block, 1 element, 1 manual selector') { /// 7 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.multi('> a:hover', 'elem:' 'child1') {
+					font-size: 2em;
+
+					@include bem.elem('child2') {
+						font-size: 3em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something > a:hover {
+				font-size: 2em;
+			}
+
+			.something > a:hover .something__child2 {
+				font-size: 3em;
+			}
+
+			.something__child1 {
+				font-size: 2em;
+			}
+
+			.something__child1 .something__child2 {
+				font-size: 3em;
+			}
+		}
+	}
+
+	@include assert('in element, 2 elements, 1 modifier') { /// 8 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child') {
+					@include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod1') {
+						font-size: 3em;
+
+						@include bem.modifier('mod2') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child .something__subchild1,
+			.something__child .something__subchild2 {
+				font-size: 3em;
+			}
+
+			.something__child .something__subchild1--mod2,
+			.something__child .something__subchild2--mod2 {
+				font-size: 3.5em;
+			}
+
+			.something__child--mod1 {
+				font-size: 3em;
+			}
+
+			.something__child--mod1.something__child--mod2 {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in element, 1 element, 1 & selector') { /// 9 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child') {
+					@include bem.multi('elem:' 'subchild', '&') {
+						font-size: 3em;
+
+						@include bem.modifier('mod') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child .something__subchild {
+				font-size: 3em;
+			}
+
+			.something__child .something__subchild--mod {
+				font-size: 3.5em;
+			}
+
+			.something__child {
+				font-size: 3em;
+			}
+
+			.something__child--mod {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in element in manual selector, 2 elements') { /// 10 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child') {
+					&:hover {
+						@include bem.multi('elem:' 'subchild1' 'subchild2') {
+							font-size: 3em;
+
+							@include bem.modifier('mod2') {
+								font-size: 3.5em;
+							}
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child:hover .something__subchild1,
+			.something__child:hover .something__subchild2 {
+				font-size: 3em;
+			}
+
+			.something__child:hover .something__subchild1--mod2,
+			.something__child:hover .something__subchild2--mod2 {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in element in manual selector, 1 element, 1 & selector') { /// 11 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child') {
+					&:hover {
+						@include bem.multi('elem:' 'subchild', '&') {
+							font-size: 3em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child:hover .something__subchild {
+				font-size: 3em;
+			}
+
+			.something__child:hover {
+				font-size: 3em;
+			}
+		}
+	}
+
+	@include assert('in multiple elements, 2 elements, 1 modifier') { /// 12 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1', 'child2') {
+					@include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod') {
+						font-size: 3em;
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 .something__subchild1,
+			.something__child2 .something__subchild1,
+			.something__child1 .something__subchild2,
+			.something__child2 .something__subchild2 {
+				font-size: 3em;
+			}
+
+			.something__child1--mod,
+			.something__child2--mod {
+				font-size: 3em;
+			}
+		}
+	}
+
+	@include assert('in multiple elements, 1 element, 1 & selector') { /// 13 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1', 'child2') {
+					@include bem.multi('elem:' 'subchild', '&') {
+						font-size: 3em;
+
+						@include bem.modifier('mod') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 .something__subchild,
+			.something__child2 .something__subchild {
+				font-size: 3em;
+			}
+
+			.something__child1 .something__subchild--mod,
+			.something__child2 .something__subchild--mod {
+				font-size: 3.5em;
+			}
+
+			.something__child1,
+			.something__child2 {
+				font-size: 3em;
+			}
+
+			.something__child1--mod,
+			.something__child2--mod {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in related elements, 2 elements, 1 modifier') { /// 14 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1') {
+					@include bem.next-elem('child2', 'child3') {
+						@include bem.multi('elem:' 'subchild1' 'subchild2', 'modifier:' 'mod') {
+							font-size: 3em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 + .something__child2 .something__subchild1,
+			.something__child1 + .something__child3 .something__subchild1,
+			.something__child1 + .something__child2 .something__subchild2,
+			.something__child1 + .something__child3 .something__subchild2 {
+				font-size: 3em;
+			}
+
+			.something__child1 + .something__child2--mod,
+			.something__child1 + .something__child3--mod {
+				font-size: 3em;
+			}
+		}
+	}
+
+	@include assert('in related elements, 1 element, 1 & selector') { /// 15 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1') {
+					@include bem.next-elem('child2', 'child3') {
+						@include bem.multi('elem:' 'subchild', '&') {
+							font-size: 4em;
+
+							@include bem.modifier('mod') {
+								font-size: 4.5em;
+							}
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 + .something__child2 .something__subchild,
+			.something__child1 + .something__child3 .something__subchild {
+				font-size: 4em;
+			}
+
+			.something__child1 + .something__child2 .something__subchild--mod,
+			.something__child1 + .something__child3 .something__subchild--mod {
+				font-size: 4.5em;
+			}
+
+			.something__child1 + .something__child2,
+			.something__child1 + .something__child3 {
+				font-size: 4em;
+			}
+
+			.something__child1 + .something__child2--mod,
+			.something__child1 + .something__child3--mod {
+				font-size: 4.5em;
+			}
+		}
+	}
+
+	@include assert('in element, 2 related elements, 1 modifier') { /// 16 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1') {
+					@include bem.multi('next-elem:' 'child2' 'child3', 'modifier:' 'mod1') {
+						font-size: 3em;
+
+						@include bem.modifier('mod2') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 + .something__child2,
+			.something__child1 + .something__child3 {
+				font-size: 3em;
+			}
+
+			.something__child1 + .something__child2--mod2,
+			.something__child1 + .something__child3--mod2 {
+				font-size: 3.5em;
+			}
+
+			.something__child1--mod1 {
+				font-size: 3em;
+			}
+
+			.something__child1--mod1.something__child1--mod2 {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in element, 1 twin element, 1 modifier') { /// 17 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child') {
+					@include bem.multi('next-twin-elem', 'modifier:' 'mod1') {
+						font-size: 3em;
+
+						@include bem.modifier('mod2') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child + .something__child {
+				font-size: 3em;
+			}
+
+			.something__child + .something__child--mod2 {
+				font-size: 3.5em;
+			}
+
+			.something__child--mod1 {
+				font-size: 3em;
+			}
+
+			.something__child--mod1.something__child--mod2 {
+				font-size: 3.5em;
+			}
+		}
+	}
+
+	@include assert('in multiple elements, 1 twin element, 1 modifier') { /// 18 ///
+		@include output {
+			@include bem.block('something') {
+				@include bem.elem('child1', 'child2') {
+					@include bem.multi('next-twin-elem', 'modifier:' 'mod1') {
+						font-size: 3em;
+
+						@include bem.modifier('mod2') {
+							font-size: 3.5em;
+						}
+					}
+				}
+			}
+		}
+
+		@include expect {
+			.something__child1 + .something__child1,
+			.something__child2 + .something__child2 {
+				font-size: 3em;
+			}
+
+			.something__child1 + .something__child1--mod2,
+			.something__child2 + .something__child2--mod2 {
+				font-size: 3.5em;
+			}
+
+			.something__child1--mod1,
+			.something__child2--mod1 {
+				font-size: 3em;
+			}
+
+			.something__child1--mod1.something__child1--mod2,
+			.something__child2--mod1.something__child2--mod2 {
+				font-size: 3.5em;
+			}
+		}
+	}
 }
-- 
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