Add support for thousands separators in [bigint] casting (#25396)

2026-06-08 12:12:50 +00:00 · 2025-05-08 17:10:33 +05:00
parent 7d6b6d8bf3
commit 1b786d2d89
2 changed files with 42 additions and 10 deletions
@@ -185,4 +185,42 @@ Describe "Language Primitive Tests" -Tags "CI" {
        $test.TestHandlerReturnEnum() | Should -BeTrue
        $test.TestHandlerReturnObject() | Should -BeTrue
    }
+    
+    It 'Handles large numbers with thousands separators that previously failed' {
+        $formattedNumber = "9223372036854775,807"
+        $convertedValue = [System.Management.Automation.LanguagePrimitives]::ConvertTo($formattedNumber, [bigint])
+        $convertedValue | Should -Be 9223372036854775807
+    }
+
+    It 'Handles extremely large numbers to verify precision' {
+        $formattedNumber = "99999999999999999999999999999"
+        $convertedValue = [System.Management.Automation.LanguagePrimitives]::ConvertTo($formattedNumber, [bigint])
+        $convertedValue | Should -Be 99999999999999999999999999999
+    }
+
+    It 'Parses mixed separators correctly' {
+        $formattedNumber = "1,0000,00"
+        $convertedValue = [System.Management.Automation.LanguagePrimitives]::ConvertTo($formattedNumber, [bigint])
+        $convertedValue | Should -Be 1000000
+    }
+
+    It 'Parses a number string using the invariant culture, irrespective of the current culture' {
+        $originalCulture = [cultureinfo]::CurrentCulture
+        try {
+            [cultureinfo]::CurrentCulture = [cultureinfo]::GetCultureInfo("de-DE")
+            $formattedNumber = "1.000"  # in de-DE this means 1000
+            $convertedValue = [System.Management.Automation.LanguagePrimitives]::ConvertTo($formattedNumber, [bigint])
+            # since [bigint] uses invariant culture, this will be parsed as 1
+            $convertedValue | Should -Be 1
+        }
+        finally {
+            [cultureinfo]::CurrentCulture = $originalCulture
+        }
+    }
+
+    It 'Casts from floating-point number string to BigInteger using fallback' {
+        $formattedNumber = "1.2"
+        $convertedValue = [System.Management.Automation.LanguagePrimitives]::ConvertTo($formattedNumber, [bigint])
+        $convertedValue | Should -Be 1
+    }
 }