From 7a88888916946a05b8bd7ee5a378631cc0068fb7 Mon Sep 17 00:00:00 2001
From: Zachary Folwick <v-zafolw@microsoft.com>
Date: Mon, 19 Oct 2015 12:23:40 -0700
Subject: [PATCH] Added pester tests for Export-Csv cmdlet

---
 src/pester-tests/Test-Export-Csv.Tests.ps1 | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/pester-tests/Test-Export-Csv.Tests.ps1

diff --git a/src/pester-tests/Test-Export-Csv.Tests.ps1 b/src/pester-tests/Test-Export-Csv.Tests.ps1
new file mode 100644
index 0000000000..d72fa3de14
--- /dev/null
+++ b/src/pester-tests/Test-Export-Csv.Tests.ps1
@@ -0,0 +1,66 @@
+Describe "Test-Export-Csv" {
+    $testObject = @("test","object","array")
+    $testCsv = "output.csv"
+
+    AfterEach {
+        Remove-Item $testCsv -Force -ErrorAction SilentlyContinue
+    }
+
+    It "Should be able to be called without error" {
+        { $testObject | Export-Csv $testCsv } | Should Not Throw
+    }
+
+    It "Should throw if an output file isn't specified" {
+        { $testObject | Export-Csv -ErrorAction SilentlyContinue } | Should Throw
+    }
+
+    It "Should be a string when exporting via pipe" {
+        $testObject | Export-Csv $testCsv
+
+        $piped = Get-Content $testCsv
+
+        $piped[0] | Should Match ".String"
+    }
+
+    It "Should be an object when exporting via the inputObject switch" {
+        Export-Csv -InputObject $testObject -Path $testCsv
+
+        $switch = Get-Content $testCsv
+
+        $switch[0] | Should Match ".Object"
+    }
+
+    It "Should output a csv file containing a string of all the lengths of each element when piped input is used" {
+        $testObject | Export-Csv -Path $testCsv
+
+        $first    = "`"" + $testObject[0].Length.ToString() + "`""
+        $second   = "`"" + $testObject[1].Length.ToString() + "`""
+        $third    = "`"" + $testObject[2].Length.ToString() + "`""
+        $expected = @("#TYPE System.String", "`"Length`"", $first , $second, $third)
+
+        for ( $i = 0; $i -lt $testCsv.Length; $i++)
+        {
+            $(Get-Content $testCsv)[$i] | Should Be $expected[$i]
+        }
+    }
+
+    It "Should be able to use the epcsv alias without error" {
+        { $testObject | Export-Csv -Path $testCsv } | Should Not Throw
+    }
+
+    It "Should have the same information when using the alias vs the cmdlet" {
+        $testObject | Export-Csv -Path $testCsv
+
+        $aliasObject = "alias.csv"
+
+        $testObject | epcsv -Path $aliasObject
+
+        for ( $i = 0; $i -lt $testCsv.Length; $i++)
+        {
+            $(Get-Content $testCsv)[$i] | Should Be $(Get-Content $aliasObject)[$i]
+        }
+
+        # Clean up after yourself
+        Remove-Item $aliasObject -Force
+    }
+}