Describe "ComparisonOperator" {
    It "Should be $true for 1 -lt 2" {
	 1 -lt 2       | Should Be $true
    }
	It "Should be $false for 1 -gt 2" {
	 1 -gt 2       | Should Be $false
    }
	It "Should be $true for 1 -le 2" {
	 1 -le 2       | Should Be $true
    }
	It "Should be $true for 1 -le 1" {
	 1 -le 1       | Should Be $true
    }
	It "Should be $false for 1 -ge 2" {
	 1 -ge 2       | Should Be $false
    }
	It "Should be $true for 1 -ge 1" {
	 1 -ge 1       | Should Be $true
    }
	It "Should be $true for 1 -eq 1" {
	 1 -eq 1       | Should Be $true
    }
	It "Should be $true for 'abc' -ceq 'abc' and $false for 'abc' -ceq 'Abc'" {
	 'abc' -ceq 'abc'       | Should Be $true
	 'abc' -ceq 'Abc'       | Should Be $false
    }
	It "Should be $true for 1 -ne 2" {
	 1 -ne 2       | Should Be $true
    }
	
	It "Should be $true for 1 -and 1, $false for 1 -and 0, $false for 0 -and 0" {
	 1 -and 1       | Should Be $true
	 1 -and 0       | Should Be $false
	 0 -and 0       | Should Be $false
    }
	It "Should be $true for 1 -or 1, $true for 1 -or 0, $false for 0 -or 0" {
	 1 -or 1       | Should Be $true
	 1 -or 0       | Should Be $true
	 0 -or 0       | Should Be $false
    }
	It "Should be $false for -not 1, $true for -not 0" {
	 -not 1       | Should Be $false
	 -not 0       | Should Be $true
    }
	It "Should be $false for !1, $true for !0" {
	 !1       | Should Be $false
	 !0       | Should Be $true
    }
	
	It "Should be $true for 'Hello','world' -contains 'Hello'" {
	 $arr= 'Hello','world'
	 $arr -contains 'Hello'       | Should Be $true
    }
	It "Should be $false for 'Hello','world' -ccontains 'hello' and $true for 'Hello','world' -ccontains 'Hello'" {
	 $arr= 'Hello','world'
	 $arr -ccontains 'hello'       | Should Be $false
	 $arr -ccontains 'Hello'       | Should Be $true
    }
	It "Should be $true for 'Hello world' -match 'Hello*'" {
	 "Hello world" -match "Hello*"       | Should Be $true
    }
	It "Should be $true for 'Hello world' -like 'Hello*'" {
	 "Hello world" -like "Hello*"       | Should Be $true
    }
	It "Should be $false for 'Hello world' -notmatch 'Hello*'" {
	 "Hello world" -notmatch "Hello*"       | Should Be $false
    }
	It "Should be $false for 'Hello world' -notlike 'Hello*'" {
	 "Hello world" -notlike "Hello*"       | Should Be $false
    }
}