VNet.Tests.ps1
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# BeforeAll { # # . $PSCommandPath.Replace('.Tests.ps1', '.ps1') # Import-Module $PSScriptRoot\Find-FreeSubnets.psm1 -Force # } using module ./VNet.psm1 using module Az.Network BeforeDiscovery { # Loads and registers my custom assertion. Ignores usage of unapproved verb with -DisableNameChecking Import-Module "$PSScriptRoot/VNetCustomAssertions.psm1" -DisableNameChecking } Describe "Find-FreeSubnets" { It "Returns expected output" { $vnetWithFragmentedSubnets = @" { "AddressSpace": { "AddressPrefixes": [ "10.0.0.0/16" ] }, "DhcpOptions": { "DnsServers": null }, "FlowTimeoutInMinutes": null, "Subnets": [ { "AddressPrefix": [ "10.0.0.0/24" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "default", "Etag": "W/\"99f7188e-bab9-4a66-a685-a3e5acb123fd\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/default" }, { "AddressPrefix": [ "10.0.1.0/28" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "subnet-freesubnet-australiaeast", "Etag": "W/\"99f7188e-bab9-4a66-a685-a3e5acb123fd\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast" }, { "AddressPrefix": [ "10.0.1.88/29" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "subnet-freesubnet-australiaeast-002", "Etag": "W/\"99f7188e-bab9-4a66-a685-a3e5acb123fd\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast-002" }, { "AddressPrefix": [ "10.0.1.64/28" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "subnet-freesubnet-australiaeast-001", "Etag": "W/\"99f7188e-bab9-4a66-a685-a3e5acb123fd\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast-001" } ], "BgpCommunities": null, "Encryption": null, "VirtualNetworkPeerings": [], "ProvisioningState": "Succeeded", "EnableDdosProtection": false, "DdosProtectionPlan": null, "IpAllocations": [], "ExtendedLocation": null, "ResourceGroupName": "rg-freesubnet-australiaeast", "Location": "australiaeast", "ResourceGuid": "c0c009f8-d32b-433c-a30a-b5f4b70a1506", "Type": "Microsoft.Network/virtualNetworks", "Tag": {}, "TagsTable": null, "Name": "vnet-freesubnet-australiaeast", "Etag": "W/\"99f7188e-bab9-4a66-a685-a3e5acb123fd\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast", "AddressSpaceText": "{\r\n \"AddressPrefixes\": [\r\n \"10.0.0.0/16\"\r\n ]\r\n}", "DhcpOptionsText": "{}", "FlowTimeoutInMinutesText": "null", "SubnetsText": "[\r\n {\r\n \"Delegations\": [],\r\n \"Name\": \"default\",\r\n \"Etag\": \"W/\\\"99f7188e-bab9-4a66-a685-a3e5acb123fd\\\"\",\r\n \"Id\": \"/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/default\",\r\n \"AddressPrefix\": [\r\n \"10.0.0.0/24\"\r\n ],\r\n \"IpConfigurations\": [],\r\n \"ServiceAssociationLinks\": [],\r\n \"ResourceNavigationLinks\": [],\r\n \"ServiceEndpoints\": [],\r\n \"ServiceEndpointPolicies\": [],\r\n \"PrivateEndpoints\": [],\r\n \"ProvisioningState\": \"Succeeded\",\r\n \"PrivateEndpointNetworkPolicies\": \"Disabled\",\r\n \"PrivateLinkServiceNetworkPolicies\": \"Enabled\",\r\n \"IpAllocations\": []\r\n },\r\n {\r\n \"Delegations\": [],\r\n \"Name\": \"subnet-freesubnet-australiaeast\",\r\n \"Etag\": \"W/\\\"99f7188e-bab9-4a66-a685-a3e5acb123fd\\\"\",\r\n \"Id\": \"/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast\",\r\n \"AddressPrefix\": [\r\n \"10.0.1.0/28\"\r\n ],\r\n \"IpConfigurations\": [],\r\n \"ServiceAssociationLinks\": [],\r\n \"ResourceNavigationLinks\": [],\r\n \"ServiceEndpoints\": [],\r\n \"ServiceEndpointPolicies\": [],\r\n \"PrivateEndpoints\": [],\r\n \"ProvisioningState\": \"Succeeded\",\r\n \"PrivateEndpointNetworkPolicies\": \"Disabled\",\r\n \"PrivateLinkServiceNetworkPolicies\": \"Enabled\",\r\n \"IpAllocations\": []\r\n },\r\n {\r\n \"Delegations\": [],\r\n \"Name\": \"subnet-freesubnet-australiaeast-002\",\r\n \"Etag\": \"W/\\\"99f7188e-bab9-4a66-a685-a3e5acb123fd\\\"\",\r\n \"Id\": \"/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast-002\",\r\n \"AddressPrefix\": [\r\n \"10.0.1.88/29\"\r\n ],\r\n \"IpConfigurations\": [],\r\n \"ServiceAssociationLinks\": [],\r\n \"ResourceNavigationLinks\": [],\r\n \"ServiceEndpoints\": [],\r\n \"ServiceEndpointPolicies\": [],\r\n \"PrivateEndpoints\": [],\r\n \"ProvisioningState\": \"Succeeded\",\r\n \"PrivateEndpointNetworkPolicies\": \"Disabled\",\r\n \"PrivateLinkServiceNetworkPolicies\": \"Enabled\",\r\n \"IpAllocations\": []\r\n },\r\n {\r\n \"Delegations\": [],\r\n \"Name\": \"subnet-freesubnet-australiaeast-001\",\r\n \"Etag\": \"W/\\\"99f7188e-bab9-4a66-a685-a3e5acb123fd\\\"\",\r\n \"Id\": \"/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet-australiaeast/subnets/subnet-freesubnet-australiaeast-001\",\r\n \"AddressPrefix\": [\r\n \"10.0.1.64/28\"\r\n ],\r\n \"IpConfigurations\": [],\r\n \"ServiceAssociationLinks\": [],\r\n \"ResourceNavigationLinks\": [],\r\n \"ServiceEndpoints\": [],\r\n \"ServiceEndpointPolicies\": [],\r\n \"PrivateEndpoints\": [],\r\n \"ProvisioningState\": \"Succeeded\",\r\n \"PrivateEndpointNetworkPolicies\": \"Disabled\",\r\n \"PrivateLinkServiceNetworkPolicies\": \"Enabled\",\r\n \"IpAllocations\": []\r\n }\r\n]", "BgpCommunitiesText": "null", "EncryptionText": "null", "VirtualNetworkPeeringsText": "[]", "EnableDdosProtectionText": "false", "DdosProtectionPlanText": "null", "IpAllocationsText": "[]", "ExtendedLocationText": "null" } "@ | ConvertFrom-Json Mock -ModuleName VNet -CommandName Get-AzVirtualNetwork { return $vnetWithFragmentedSubnets } $result = Find-FreeSubnets -ResourceGroup rg-freesubnet-australiaeast -VNetName vnet-freesubnet-australiaeast $expected = [VNetSummary](Get-content .\Find-FreeSubnets.Expected.json | ConvertFrom-Json) $result | Should -BeVNetSummary -ExpectedValue $expected } It "Returns expected output with multiple address spaces" { $vnetWithMultipleAddressSpaces = @" { "AddressSpace": { "AddressPrefixes": [ "10.0.0.0/24", "203.0.113.0/24" ] }, "DhcpOptions": { "DnsServers": null }, "FlowTimeoutInMinutes": null, "Subnets": [ { "AddressPrefix": [ "10.0.0.0/25" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "subnet-private", "Etag": "W/\"00000000-0000-0000-0000-000000000001\"", "Id": "/subscriptions/00000000-0000-0000-0000-000000000000/resourceGroups/rg-test/providers/Microsoft.Network/virtualNetworks/vnet-test/subnets/subnet-private" }, { "AddressPrefix": [ "203.0.113.0/25" ], "IpConfigurations": [], "ServiceAssociationLinks": [], "ResourceNavigationLinks": [], "NetworkSecurityGroup": null, "RouteTable": null, "NatGateway": null, "ServiceEndpoints": [], "ServiceEndpointPolicies": [], "Delegations": [], "PrivateEndpoints": [], "ProvisioningState": "Succeeded", "PrivateEndpointNetworkPolicies": "Disabled", "PrivateLinkServiceNetworkPolicies": "Enabled", "IpAllocations": [], "Name": "subnet-public", "Etag": "W/\"00000000-0000-0000-0000-000000000001\"", "Id": "/subscriptions/00000000-0000-0000-0000-000000000000/resourceGroups/rg-test/providers/Microsoft.Network/virtualNetworks/vnet-test/subnets/subnet-public" } ], "BgpCommunities": null, "Encryption": null, "VirtualNetworkPeerings": [], "ProvisioningState": "Succeeded", "EnableDdosProtection": false, "DdosProtectionPlan": null, "IpAllocations": [], "ExtendedLocation": null, "ResourceGroupName": "rg-test", "Location": "australiaeast", "ResourceGuid": "00000000-0000-0000-0000-000000000002", "Type": "Microsoft.Network/virtualNetworks", "Tag": {}, "TagsTable": null, "Name": "vnet-test", "Etag": "W/\"00000000-0000-0000-0000-000000000001\"", "Id": "/subscriptions/00000000-0000-0000-0000-000000000000/resourceGroups/rg-test/providers/Microsoft.Network/virtualNetworks/vnet-test" } "@ | ConvertFrom-Json Mock -ModuleName VNet -CommandName Get-AzVirtualNetwork { return $vnetWithMultipleAddressSpaces } $result = Find-FreeSubnets -ResourceGroup rg-test -VNetName vnet-test $expected = [VNetSummary](Get-content .\Find-FreeSubnets-MultipleAddressSpaces.Expected.json | ConvertFrom-Json) $result | Should -BeVNetSummary -ExpectedValue $expected } It "Returns expected output with no existing subnets" { $vnetWithNoSubnets = @" { "AddressSpace": { "AddressPrefixes": [ "10.1.0.0/16" ] }, "DhcpOptions": { "DnsServers": null }, "FlowTimeoutInMinutes": null, "Subnets": [], "BgpCommunities": null, "Encryption": { "Enabled": "False", "Enforcement": "AllowUnencrypted" }, "VirtualNetworkPeerings": [], "ProvisioningState": "Succeeded", "EnableDdosProtection": false, "DdosProtectionPlan": null, "IpAllocations": [], "ExtendedLocation": null, "ResourceGroupName": "rg-freesubnet-australiaeast", "Location": "australiaeast", "ResourceGuid": "6dac3c19-4583-4a63-bbb3-38746d1f6aab", "Type": "Microsoft.Network/virtualNetworks", "Tag": {}, "TagsTable": null, "Name": "vnet-freesubnet2-australiaeast", "Etag": "W/\"28d22421-aaea-47e1-a456-f6c3b413e7a8\"", "Id": "/subscriptions/b4b2e7e9-66e7-46b5-a56b-cce2b50011d4/resourceGroups/rg-freesubnet-australiaeast/providers/Microsoft.Network/virtualNetworks/vnet-freesubnet2-australiaeast", "AddressSpaceText": "{\r\n \"AddressPrefixes\": [\r\n \"10.1.0.0/16\"\r\n ]\r\n}", "DhcpOptionsText": "{}", "FlowTimeoutInMinutesText": "null", "SubnetsText": "[]", "BgpCommunitiesText": "null", "EncryptionText": "{\r\n \"Enabled\": \"False\",\r\n \"Enforcement\": \"AllowUnencrypted\"\r\n}", "VirtualNetworkPeeringsText": "[]", "EnableDdosProtectionText": "false", "DdosProtectionPlanText": "null", "IpAllocationsText": "[]", "ExtendedLocationText": "null" } "@ | ConvertFrom-Json Mock -ModuleName VNet -CommandName Get-AzVirtualNetwork { return $vnetWithNoSubnets } $result = Find-FreeSubnets -ResourceGroup rg-freesubnet-australiaeast -VNetName vnet-freesubnet2-australiaeast $expected = [VNetSummary](Get-content .\Find-FreeSubnets-NoExisting.Expected.json | ConvertFrom-Json) $result | Should -BeVNetSummary -ExpectedValue $expected } } |