ConvertFrom-Json/Different-number-types

Author: nightroman

Cmdlets/ConvertFrom-Json/Different-number-types/.test.ps1

@@ -0,0 +1,17 @@
+
+task Test-1.ps1 {
+	$1, $2, $3, $4 = ./Test-1.ps1
+
+	if ($PSEdition -eq 'Core') {
+		equals $1 Int64
+		equals $2 Int64
+		equals $3 Double
+	}
+	else {
+		equals $1 Int32
+		equals $2 Int32
+		equals $3 Decimal
+	}
+
+	equals $4 Int64
+}

Cmdlets/ConvertFrom-Json/Different-number-types/README.md

@@ -0,0 +1,13 @@
+# `ConvertTo-Json` different number types
+
+## Integer numbers
+
+- PowerShell Desktop imports integers as `Int32` or `Int64`.
+- PowerShell Core imports integers as `Int64`.
+
+## Floating point numbers
+
+- PowerShell Desktop imports floating point numbers as `Decimal`.
+- PowerShell Core imports floating point numbers as `Doubles`.
+
+The script [Test-1.ps1](Test-1.ps1) shows results for various numbers.

Cmdlets/ConvertFrom-Json/Different-number-types/Test-1.ps1

@@ -0,0 +1,27 @@
+
+# some numeric data
+$data = [pscustomobject]@{
+	Int32 = 42
+	Int64 = 42L
+	Double = 3.14
+	BigInt = 9123123123
+}
+
+# round trip
+$json = $data | ConvertTo-Json
+$data = $json | ConvertFrom-Json
+
+# 5.1: Int32
+# 7.4: Int64
+$data.Int32.GetType().Name
+
+# 5.1: Int32
+# 7.4: Int64
+$data.Int64.GetType().Name
+
+# 5.1: Decimal
+# 7.4: Double
+$data.Double.GetType().Name
+
+# Int64
+$data.BigInt.GetType().Name

Cmdlets/ConvertFrom-Json/v6-long-integers/.test.ps1

@@ -115,9 +115,9 @@ to their directory. See also [TESTS]. Some scripts require
 - ConvertFrom-Csv
     - [`ConvertFrom-Csv` has undocumented partial comment support](Cmdlets/ConvertFrom-Csv/Partial-comment-support)
 - ConvertFrom-Json
+    - [`ConvertTo-Json` different number types](Cmdlets/ConvertFrom-Json/Different-number-types)
     - [`ConvertFrom-Json` returns an array not unrolled](Cmdlets/ConvertFrom-Json/Not-unrolled-result)
     - [`ConvertFrom-Json` pipeline input](Cmdlets/ConvertFrom-Json/Piping-content)
-    - [`ConvertFrom-Json` long integers in v6](Cmdlets/ConvertFrom-Json/v6-long-integers)
 - ConvertTo-Json
     - [`ConvertTo-Json` Array as PSObject](Cmdlets/ConvertTo-Json/Array-as-PSObject)
     - [`ConvertTo-Json` without `Compress` may change data](Cmdlets/ConvertTo-Json/v3-Without-Compress)