Refactors formatter tests into multiple files (#387)

Author: tomasnyberg

packages/language-support/src/tests/formatting/commentsv2.test.ts

@@ -0,0 +1,76 @@
+/*
+ * This file is a WIP of the next iteration of the cypher-formatter.
+ * It's being kept as a separate file to enable having two separate version at once
+ * since it would be difficult to consolidate the new and the old version
+ */
+
+import { formatQuery } from '../../formatting/formattingv2';
+
+// The @ represents the position of the cursor
+describe('tests for correct cursor position', () => {
+  test('cursor at beginning', () => {
+    const query = 'RETURN -1, -2, -3';
+    const result = formatQuery(query, 0);
+    expect(result.newCursorPos).toEqual(0);
+  });
+  test('cursor at end', () => {
+    const query = 'RETURN -1, -2, -3';
+    const result = formatQuery(query, query.length - 1);
+    expect(result.newCursorPos).toEqual(result.formattedString.length - 1);
+  });
+  test('cursor at newline', () => {
+    const query = `MATCH (n:Person)
+WHERE n.name = "Steve" 
+RETURN n 
+@LIMIT 12;`;
+    const cursorPos = query.search('@');
+    const result = formatQuery(query.replace('@', ''), cursorPos);
+    const formated = `MATCH (n:Person)
+WHERE n.name = "Steve" 
+RETURN n@LIMIT 12;`;
+    expect(result.newCursorPos).toEqual(formated.search('@'));
+  });
+
+  test('cursor start of line with spaces newline', () => {
+    const query = `UNWIND range(1,100) as _
+CALL {
+  MATCH (source:object) WHERE source.id= $id1
+  MATCH (target:object) WHERE target.id= $id2
+  @MATCH path = (source)-[*1..10]->(target)
+  WITH path, reduce(weight = 0, r IN relationships(path) | weight + r.weight) as Weight
+  ORDER BY Weight LIMIT 3
+  RETURN length(path) as l, Weight 
+} 
+RETURN count(*)`;
+    const cursorPos = query.search('@');
+    const result = formatQuery(query.replace('@', ''), cursorPos);
+    const formated = `UNWIND range(1, 100) AS _
+CALL {
+  MATCH (source:object)
+  WHERE source.id = $id1
+  MATCH (target:object)
+  WHERE target.id = $id2
+  @MATCH path = (source)-[*1..10]->(target)
+  WITH path, REDUCE (weight = 0, r IN relationships(path) | weight + r.weight)
+             AS Weight ORDER BY Weight LIMIT 3
+  RETURN length(path) AS l, Weight
+}
+RETURN count(*)`;
+    expect(result.newCursorPos).toEqual(formated.search('@'));
+  });
+
+  test('cursor start of line without spaces', () => {
+    const query = `MATCH (variable :Label)-[:REL_TYPE]->() 
+WHERE variable.property = "String" 
+    OR namespaced.function() = false
+    OR $para@meter > 2 
+RETURN variable;`;
+    const cursorPos = query.search('@');
+    const result = formatQuery(query.replace('@', ''), cursorPos);
+    const formated = `MATCH (variable:Label)-[:REL_TYPE]->()
+WHERE variable.property = "String" OR namespaced.function() = false OR
+      $para@meter > 2
+RETURN variable;`;
+    expect(result.newCursorPos).toEqual(formated.search('@'));
+  });
+});