package cosmosdb

import (
	"testing"

	"github.com/hashicorp/go-azure-helpers/resourcemanager/resourceids"
)

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See NOTICE.txt in the project root for license information.

var _ resourceids.ResourceId = &SourceRegionTargetRegionId{}

func TestNewSourceRegionTargetRegionID(t *testing.T) {
	id := NewSourceRegionTargetRegionID("12345678-1234-9876-4563-123456789012", "example-resource-group", "databaseAccountName", "sourceRegionName", "targetRegionName")

	if id.SubscriptionId != "12345678-1234-9876-4563-123456789012" {
		t.Fatalf("Expected %q but got %q for Segment 'SubscriptionId'", id.SubscriptionId, "12345678-1234-9876-4563-123456789012")
	}

	if id.ResourceGroupName != "example-resource-group" {
		t.Fatalf("Expected %q but got %q for Segment 'ResourceGroupName'", id.ResourceGroupName, "example-resource-group")
	}

	if id.DatabaseAccountName != "databaseAccountName" {
		t.Fatalf("Expected %q but got %q for Segment 'DatabaseAccountName'", id.DatabaseAccountName, "databaseAccountName")
	}

	if id.SourceRegionName != "sourceRegionName" {
		t.Fatalf("Expected %q but got %q for Segment 'SourceRegionName'", id.SourceRegionName, "sourceRegionName")
	}

	if id.TargetRegionName != "targetRegionName" {
		t.Fatalf("Expected %q but got %q for Segment 'TargetRegionName'", id.TargetRegionName, "targetRegionName")
	}
}

func TestFormatSourceRegionTargetRegionID(t *testing.T) {
	actual := NewSourceRegionTargetRegionID("12345678-1234-9876-4563-123456789012", "example-resource-group", "databaseAccountName", "sourceRegionName", "targetRegionName").ID()
	expected := "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion/targetRegionName"
	if actual != expected {
		t.Fatalf("Expected the Formatted ID to be %q but got %q", expected, actual)
	}
}

func TestParseSourceRegionTargetRegionID(t *testing.T) {
	testData := []struct {
		Input    string
		Error    bool
		Expected *SourceRegionTargetRegionId
	}{
		{
			// Incomplete URI
			Input: "",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion",
			Error: true,
		},
		{
			// Valid URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion/targetRegionName",
			Expected: &SourceRegionTargetRegionId{
				SubscriptionId:      "12345678-1234-9876-4563-123456789012",
				ResourceGroupName:   "example-resource-group",
				DatabaseAccountName: "databaseAccountName",
				SourceRegionName:    "sourceRegionName",
				TargetRegionName:    "targetRegionName",
			},
		},
		{
			// Invalid (Valid Uri with Extra segment)
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion/targetRegionName/extra",
			Error: true,
		},
	}
	for _, v := range testData {
		t.Logf("[DEBUG] Testing %q", v.Input)

		actual, err := ParseSourceRegionTargetRegionID(v.Input)
		if err != nil {
			if v.Error {
				continue
			}

			t.Fatalf("Expect a value but got an error: %+v", err)
		}
		if v.Error {
			t.Fatal("Expect an error but didn't get one")
		}

		if actual.SubscriptionId != v.Expected.SubscriptionId {
			t.Fatalf("Expected %q but got %q for SubscriptionId", v.Expected.SubscriptionId, actual.SubscriptionId)
		}

		if actual.ResourceGroupName != v.Expected.ResourceGroupName {
			t.Fatalf("Expected %q but got %q for ResourceGroupName", v.Expected.ResourceGroupName, actual.ResourceGroupName)
		}

		if actual.DatabaseAccountName != v.Expected.DatabaseAccountName {
			t.Fatalf("Expected %q but got %q for DatabaseAccountName", v.Expected.DatabaseAccountName, actual.DatabaseAccountName)
		}

		if actual.SourceRegionName != v.Expected.SourceRegionName {
			t.Fatalf("Expected %q but got %q for SourceRegionName", v.Expected.SourceRegionName, actual.SourceRegionName)
		}

		if actual.TargetRegionName != v.Expected.TargetRegionName {
			t.Fatalf("Expected %q but got %q for TargetRegionName", v.Expected.TargetRegionName, actual.TargetRegionName)
		}

	}
}

func TestParseSourceRegionTargetRegionIDInsensitively(t *testing.T) {
	testData := []struct {
		Input    string
		Error    bool
		Expected *SourceRegionTargetRegionId
	}{
		{
			// Incomplete URI
			Input: "",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe/sOuRcErEgIoN",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe/sOuRcErEgIoN/sOuRcErEgIoNnAmE",
			Error: true,
		},
		{
			// Incomplete URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion",
			Error: true,
		},
		{
			// Incomplete URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe/sOuRcErEgIoN/sOuRcErEgIoNnAmE/tArGeTrEgIoN",
			Error: true,
		},
		{
			// Valid URI
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion/targetRegionName",
			Expected: &SourceRegionTargetRegionId{
				SubscriptionId:      "12345678-1234-9876-4563-123456789012",
				ResourceGroupName:   "example-resource-group",
				DatabaseAccountName: "databaseAccountName",
				SourceRegionName:    "sourceRegionName",
				TargetRegionName:    "targetRegionName",
			},
		},
		{
			// Invalid (Valid Uri with Extra segment)
			Input: "/subscriptions/12345678-1234-9876-4563-123456789012/resourceGroups/example-resource-group/providers/Microsoft.DocumentDB/databaseAccounts/databaseAccountName/sourceRegion/sourceRegionName/targetRegion/targetRegionName/extra",
			Error: true,
		},
		{
			// Valid URI (mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe/sOuRcErEgIoN/sOuRcErEgIoNnAmE/tArGeTrEgIoN/tArGeTrEgIoNnAmE",
			Expected: &SourceRegionTargetRegionId{
				SubscriptionId:      "12345678-1234-9876-4563-123456789012",
				ResourceGroupName:   "eXaMpLe-rEsOuRcE-GrOuP",
				DatabaseAccountName: "dAtAbAsEaCcOuNtNaMe",
				SourceRegionName:    "sOuRcErEgIoNnAmE",
				TargetRegionName:    "tArGeTrEgIoNnAmE",
			},
		},
		{
			// Invalid (Valid Uri with Extra segment - mIxEd CaSe since this is insensitive)
			Input: "/sUbScRiPtIoNs/12345678-1234-9876-4563-123456789012/rEsOuRcEgRoUpS/eXaMpLe-rEsOuRcE-GrOuP/pRoViDeRs/mIcRoSoFt.dOcUmEnTdB/dAtAbAsEaCcOuNtS/dAtAbAsEaCcOuNtNaMe/sOuRcErEgIoN/sOuRcErEgIoNnAmE/tArGeTrEgIoN/tArGeTrEgIoNnAmE/extra",
			Error: true,
		},
	}
	for _, v := range testData {
		t.Logf("[DEBUG] Testing %q", v.Input)

		actual, err := ParseSourceRegionTargetRegionIDInsensitively(v.Input)
		if err != nil {
			if v.Error {
				continue
			}

			t.Fatalf("Expect a value but got an error: %+v", err)
		}
		if v.Error {
			t.Fatal("Expect an error but didn't get one")
		}

		if actual.SubscriptionId != v.Expected.SubscriptionId {
			t.Fatalf("Expected %q but got %q for SubscriptionId", v.Expected.SubscriptionId, actual.SubscriptionId)
		}

		if actual.ResourceGroupName != v.Expected.ResourceGroupName {
			t.Fatalf("Expected %q but got %q for ResourceGroupName", v.Expected.ResourceGroupName, actual.ResourceGroupName)
		}

		if actual.DatabaseAccountName != v.Expected.DatabaseAccountName {
			t.Fatalf("Expected %q but got %q for DatabaseAccountName", v.Expected.DatabaseAccountName, actual.DatabaseAccountName)
		}

		if actual.SourceRegionName != v.Expected.SourceRegionName {
			t.Fatalf("Expected %q but got %q for SourceRegionName", v.Expected.SourceRegionName, actual.SourceRegionName)
		}

		if actual.TargetRegionName != v.Expected.TargetRegionName {
			t.Fatalf("Expected %q but got %q for TargetRegionName", v.Expected.TargetRegionName, actual.TargetRegionName)
		}

	}
}

func TestSegmentsForSourceRegionTargetRegionId(t *testing.T) {
	segments := SourceRegionTargetRegionId{}.Segments()
	if len(segments) == 0 {
		t.Fatalf("SourceRegionTargetRegionId has no segments")
	}

	uniqueNames := make(map[string]struct{}, 0)
	for _, segment := range segments {
		uniqueNames[segment.Name] = struct{}{}
	}
	if len(uniqueNames) != len(segments) {
		t.Fatalf("Expected the Segments to be unique but got %q unique segments and %d total segments", len(uniqueNames), len(segments))
	}
}
