chore: add test case for big number

peakchen90 · May 20, 2021 · d8c5496 · d8c5496
1 parent 9eda71c
commit d8c5496
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/test/index.test.ts b/test/index.test.ts
@@ -9,6 +9,11 @@ describe('Evaluate', () => {
     expect(evaluate('0.1 + 0.2')).toBe('0.3');
   });
 
+  // big number
+  test('9007199254740992 + 1', () => {
+    expect(evaluate('9007199254740992 + 1')).toBe('9007199254740993');
+  });
+
   test('0.3 - 0.1', () => {
     expect(evaluate('0.3 - 0.1')).toBe('0.2');
   });

diff --git a/test/pure.test.ts b/test/pure.test.ts
@@ -4,6 +4,7 @@ import {IAdapter} from '../src/transform';
 describe('Pure', () => {
   test('evaluate with default adapter', () => {
     expect(evaluate('0.1 + 0.2')).toBe('0.30000000000000004');
+    expect(evaluate('9007199254740992 + 1')).toBe('9007199254740992');
     expect(evaluate('3 - 5')).toBe('-2');
     expect(evaluate('2 * 4')).toBe('8');
     expect(evaluate('20 / 2')).toBe('10');