Scientific notation tests for format.numericValueToString and `form…

…at.stringToNumericValue` for undocumented support on a prior change. PiperOrigin-RevId: 341637195
google · Nov 10, 2020 · 690b713 · 690b713
1 parent 28a10ae
commit 690b713
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/closure/goog/format/format_test.js b/closure/goog/format/format_test.js
@@ -76,7 +76,9 @@ testSuite({
     const numericValueToString = format.numericValueToString;
 
     assertEquals('Infinity', numericValueToString(Infinity));
+    assertEquals('Infinity', numericValueToString(1.8e+309));
     assertEquals('-Infinity', numericValueToString(-Infinity));
+    assertEquals('-Infinity', numericValueToString(-1.8e309));
 
     assertEquals('0', numericValueToString(0.0));
     assertEquals('45', numericValueToString(45));
@@ -113,6 +115,10 @@ testSuite({
     assertEquals('-45', numericValueToString(-45.3, 0));
     assertEquals('-45', numericValueToString(-45.5, 0));
     assertEquals('-46', numericValueToString(-45.51, 0));
+
+    assertEquals('300K', numericValueToString(3e5));
+    assertEquals('700K', numericValueToString(7E+5));
+    assertEquals('30u', numericValueToString(3e-5));
   },
 
   testFormatNumBytes() {
@@ -139,9 +145,12 @@ testSuite({
     const epsilon = Math.pow(10, -10);
 
     assertNaN(stringToNumericValue('foo'));
+    assertNaN(stringToNumericValue('3E5E6'));
 
     assertEquals(Infinity, stringToNumericValue('Infinity'));
+    assertEquals(Infinity, stringToNumericValue('2E+1000'));
     assertEquals(-Infinity, stringToNumericValue('-Infinity'));
+    assertEquals(-Infinity, stringToNumericValue('-4E+1000'));
 
     assertEquals(45, stringToNumericValue('45'));
     assertEquals(-45, stringToNumericValue('-45'));
@@ -157,6 +166,10 @@ testSuite({
     assertEquals(5100000, stringToNumericValue('5.1M'));
     assertTrue(Math.abs(0.051 - stringToNumericValue('51.0m')) < epsilon);
     assertTrue(Math.abs(0.000051 - stringToNumericValue('51.0u')) < epsilon);
+
+    assertEquals(0.00003, stringToNumericValue('3e-5'));
+    assertEquals(300000, stringToNumericValue('3e5'));
+    assertEquals(700000, stringToNumericValue('7E+5'));
   },
 
   testStringToNumBytes() {