diff --git a/crates/ra_ide_api/src/completion/complete_postfix.rs b/crates/ra_ide_api/src/completion/complete_postfix.rs
index af25452b83..e3a739d6da 100644
--- a/crates/ra_ide_api/src/completion/complete_postfix.rs
+++ b/crates/ra_ide_api/src/completion/complete_postfix.rs
@@ -56,9 +56,9 @@ mod tests {
     }
 
     #[test]
-    fn test_filter_postfix_completion1() {
+    fn postfix_completion_works_for_trivial_path_expression() {
         check_snippet_completion(
-            "filter_postfix_completion1",
+            "postfix_completion_works_for_trivial_path_expression",
             r#"
             fn main() {
                 let bar = "a";
@@ -67,43 +67,4 @@ mod tests {
             "#,
         );
     }
-
-    #[test]
-    fn test_filter_postfix_completion2() {
-        check_snippet_completion(
-            "filter_postfix_completion2",
-            r#"
-            fn main() {
-                let bar = "a";
-                bar.i<|>
-            }
-            "#,
-        );
-    }
-
-    #[test]
-    fn test_filter_postfix_completion3() {
-        check_snippet_completion(
-            "filter_postfix_completion3",
-            r#"
-            fn main() {
-                let bar = "a";
-                bar.if<|>
-            }
-            "#,
-        );
-    }
-
-    #[test]
-    fn test_filter_postfix_completion4() {
-        check_snippet_completion(
-            "filter_postfix_completion4",
-            r#"
-            fn main() {
-                let bar = "a";
-                bar.dbg<|>
-            }
-            "#,
-        );
-    }
 }
diff --git a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion2.snap b/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion2.snap
deleted file mode 100644
index b46366d887..0000000000
--- a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion2.snap
+++ /dev/null
@@ -1,123 +0,0 @@
----
-created: "2019-02-02T15:08:34.016388824+00:00"
-creator: insta@0.5.3
-expression: kind_completions
-source: crates/ra_ide_api/src/completion/completion_item.rs
----
-[
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "dbg",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "dbg!(bar)"
-        ),
-        insert_text_format: Snippet,
-        source_range: [76; 77),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 76),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "if",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "if bar {$0}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [76; 77),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 76),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "match",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "match bar {\n${1:_} => {$0\\},\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [76; 77),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 76),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "not",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "!bar"
-        ),
-        insert_text_format: Snippet,
-        source_range: [76; 77),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 76),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "while",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "while bar {\n$0\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [76; 77),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 76),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    }
-]
diff --git a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion3.snap b/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion3.snap
deleted file mode 100644
index 3f865cf93c..0000000000
--- a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion3.snap
+++ /dev/null
@@ -1,123 +0,0 @@
----
-created: "2019-02-02T15:08:34.060136941+00:00"
-creator: insta@0.5.3
-expression: kind_completions
-source: crates/ra_ide_api/src/completion/completion_item.rs
----
-[
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "dbg",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "dbg!(bar)"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "if",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "if bar {$0}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "match",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "match bar {\n${1:_} => {$0\\},\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "not",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "!bar"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "while",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "while bar {\n$0\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    }
-]
diff --git a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion4.snap b/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion4.snap
deleted file mode 100644
index da1033e7cf..0000000000
--- a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion4.snap
+++ /dev/null
@@ -1,123 +0,0 @@
----
-created: "2019-02-02T15:08:34.069147268+00:00"
-creator: insta@0.5.3
-expression: kind_completions
-source: crates/ra_ide_api/src/completion/completion_item.rs
----
-[
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "dbg",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "dbg!(bar)"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "if",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "if bar {$0}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "match",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "match bar {\n${1:_} => {$0\\},\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "not",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "!bar"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    },
-    CompletionItem {
-        completion_kind: Postfix,
-        label: "while",
-        kind: None,
-        detail: None,
-        documentation: None,
-        lookup: None,
-        insert_text: Some(
-            "while bar {\n$0\n}"
-        ),
-        insert_text_format: Snippet,
-        source_range: [78; 78),
-        text_edit: Some(
-            TextEdit {
-                atoms: [
-                    AtomTextEdit {
-                        delete: [72; 78),
-                        insert: ""
-                    }
-                ]
-            }
-        )
-    }
-]
diff --git a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion1.snap b/crates/ra_ide_api/src/completion/snapshots/completion_item__postfix_completion_works_for_trivial_path_expression.snap
similarity index 98%
rename from crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion1.snap
rename to crates/ra_ide_api/src/completion/snapshots/completion_item__postfix_completion_works_for_trivial_path_expression.snap
index 840ec48812..bc886ef0b8 100644
--- a/crates/ra_ide_api/src/completion/snapshots/completion_item__filter_postfix_completion1.snap
+++ b/crates/ra_ide_api/src/completion/snapshots/completion_item__postfix_completion_works_for_trivial_path_expression.snap
@@ -1,5 +1,5 @@
 ---
-created: "2019-02-02T15:08:34.016389802+00:00"
+created: "2019-02-03T11:38:42.897384636+00:00"
 creator: insta@0.5.3
 expression: kind_completions
 source: crates/ra_ide_api/src/completion/completion_item.rs