package dockerCompose_test

import (
	"testing"

	"git.cryptic.systems/volker.raschek/dcmerge/pki/domain/dockerCompose"
	"github.com/stretchr/testify/require"
)

func TestServiceDeployResourcesLimits_EqualAndMergeLastWin(t *testing.T) {
	require := require.New(t)

	testCases := []struct {
		equalableA     dockerCompose.Equalable
		equalableB     dockerCompose.Equalable
		expectedResult bool
	}{
		{
			equalableA:     nil,
			equalableB:     nil,
			expectedResult: true,
		},
		{
			equalableA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			equalableB:     &dockerCompose.NetworkIPAM{},
			expectedResult: false,
		},
		{
			equalableA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			equalableB:     nil,
			expectedResult: false,
		},
		{
			equalableA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			equalableB: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			expectedResult: true,
		},
		{
			equalableA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs: "1",
			},
			equalableB: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs: "2",
			},
			expectedResult: false,
		},
		{
			equalableA: &dockerCompose.ServiceDeployResourcesLimits{
				Memory: "500",
			},
			equalableB: &dockerCompose.ServiceDeployResourcesLimits{
				Memory: "1000",
			},
			expectedResult: false,
		},
	}

	for i, testCase := range testCases {
		require.Equal(testCase.expectedResult, testCase.equalableA.Equal(testCase.equalableB), "Failed test case %v", i)
	}
}

func TestServiceDeployResourcesLimits_MergeLastWin(t *testing.T) {
	require := require.New(t)

	testCases := []struct {
		serviceDeploymentResourcesLimitsA *dockerCompose.ServiceDeployResourcesLimits
		serviceDeploymentResourcesLimitsB *dockerCompose.ServiceDeployResourcesLimits
		expectedResult                    *dockerCompose.ServiceDeployResourcesLimits
	}{
		{
			serviceDeploymentResourcesLimitsA: nil,
			serviceDeploymentResourcesLimitsB: nil,
			expectedResult:                    nil,
		},
		{
			serviceDeploymentResourcesLimitsA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			serviceDeploymentResourcesLimitsB: nil,
			expectedResult: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
		},
		{
			serviceDeploymentResourcesLimitsA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			serviceDeploymentResourcesLimitsB: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
			expectedResult: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs:   "1",
				Memory: "500",
			},
		},
		{
			serviceDeploymentResourcesLimitsA: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs: "1",
			},
			serviceDeploymentResourcesLimitsB: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs: "2",
			},
			expectedResult: &dockerCompose.ServiceDeployResourcesLimits{
				CPUs: "2",
			},
		},
		{
			serviceDeploymentResourcesLimitsA: &dockerCompose.ServiceDeployResourcesLimits{
				Memory: "500",
			},
			serviceDeploymentResourcesLimitsB: &dockerCompose.ServiceDeployResourcesLimits{
				Memory: "1000",
			},
			expectedResult: &dockerCompose.ServiceDeployResourcesLimits{
				Memory: "1000",
			},
		},
	}

	for i, testCase := range testCases {
		testCase.serviceDeploymentResourcesLimitsA.MergeLastWin(testCase.serviceDeploymentResourcesLimitsB)
		require.True(testCase.expectedResult.Equal(testCase.serviceDeploymentResourcesLimitsA), "Failed test case %v", i)
	}
}