feat (test): Test if emission factors for the correct region are used

Signed-off-by: Harsh Sharma <bcs_2019023@iiitm.ac.in>

Author: hs2361

utility-emissions-channel/chaincode/typescript/src/lib/utilityEmissionsFactor.ts

@@ -128,7 +128,7 @@ export class UtilityEmissionsFactorState extends WorldState<UtilityEmissionsFact
         lookup: UtilityLookupItemInterface,
         thruDate: string,
     ): Promise<UtilityEmissionsFactor> {
-        const hasStateData = lookup.state_province.length > 0;
+        const hasStateData = lookup.state_province !== undefined;
         const isNercRegion = lookup.divisions.division_type.toLowerCase() === 'nerc_region';
         const isNonUSCountry =
             lookup.divisions.division_type.toLowerCase() === 'country' &&
@@ -163,6 +163,7 @@ export class UtilityEmissionsFactorState extends WorldState<UtilityEmissionsFact
             divisionType,
             year,
         );
+        console.log(utilityFactors);
         if (utilityFactors.length === 0) {
             throw new Error('No utility emissions factor found for given query');
         }

utility-emissions-channel/typescript_app/tests/blockchain-gateway/utilityEmissionsChannel.test.ts

@@ -192,6 +192,120 @@ describe('UtilityemissionchannelGateway', () => {
             agent.close();
         });
 
+        it('should use emissions factors for the correct region', async () => {
+            const mockUtilityID_DE = 'RWE_AG';
+            const mockPartyID2 = uuid4();
+            const usage = 100;
+            const usage_uom_conversion = 1 / 1000;
+            const agent = chai.request.agent('http://127.0.0.1:5984');
+
+            const emissionUSA = await utilityEmissionsGateway.recordEmissions(adminCaller, {
+                utilityId: mockUtilityID,
+                partyId: mockPartyID2,
+                fromDate: '2019-01-01T00:00:00Z',
+                thruDate: '2019-01-31T00:00:00Z',
+                energyUseAmount: usage,
+                energyUseUom: 'kWh',
+                url: '',
+                md5: '',
+            });
+
+            const emissionDE = await utilityEmissionsGateway.recordEmissions(adminCaller, {
+                utilityId: mockUtilityID_DE,
+                partyId: mockPartyID2,
+                fromDate: '2019-01-01T00:00:00Z',
+                thruDate: '2019-01-31T00:00:00Z',
+                energyUseAmount: usage,
+                energyUseUom: 'kWh',
+                url: '',
+                md5: '',
+            });
+
+            emissionDE.emissionsAmount.should.not.eq(emissionUSA.emissionsAmount);
+
+            await agent.post('/_session').set('content-type', 'application/json').send({
+                name: 'admin',
+                password: 'adminpw',
+            });
+
+            await agent
+                .post('/utilityemissionchannel_utilityemissions/_find')
+                .set('content-type', 'application/json')
+                .send({
+                    selector: {
+                        class: {
+                            $eq: 'org.hyperledger.blockchain-carbon-accounting.utilityemissionsfactoritem',
+                        },
+                        division_id: {
+                            $eq: 'WECC',
+                        },
+                        division_type: {
+                            $eq: 'NERC_REGION',
+                        },
+                        year: {
+                            $eq: '2019',
+                        },
+                    },
+                    execution_stats: false,
+                })
+                .then((response) => {
+                    response.status.should.be.eq(200);
+                    const data = response.body;
+                    const utilityFactor = data.docs[0];
+                    const emissions_uom_conversion = 1;
+
+                    const emissions_value =
+                        (Number(utilityFactor.co2_equivalent_emissions) /
+                            Number(utilityFactor.net_generation)) *
+                        usage *
+                        usage_uom_conversion *
+                        emissions_uom_conversion;
+
+                    emissionUSA.emissionsAmount.should.be.eq(emissions_value);
+                });
+
+            await agent
+                .post('/utilityemissionchannel_utilityemissions/_find')
+                .set('content-type', 'application/json')
+                .send({
+                    selector: {
+                        class: {
+                            $eq: 'org.hyperledger.blockchain-carbon-accounting.utilityemissionsfactoritem',
+                        },
+                        division_id: {
+                            $eq: 'Germany',
+                        },
+                        division_type: {
+                            $eq: 'Country',
+                        },
+                        year: {
+                            $eq: '2019',
+                        },
+                    },
+                    execution_stats: false,
+                })
+                .then((response) => {
+                    response.status.should.be.eq(200);
+                    const data = response.body;
+                    const utilityFactor = data.docs[0];
+                    const emissions_uom_conversion = 1000;
+
+                    const emissions_value =
+                        Number(utilityFactor.co2_equivalent_emissions) *
+                        usage *
+                        (usage_uom_conversion / emissions_uom_conversion);
+
+                    const percent_of_renewables = Number(utilityFactor.percent_of_renewables) / 100;
+
+                    emissionDE.emissionsAmount.should.be.eq(emissions_value);
+                    emissionDE.renewableEnergyUseAmount.should.be.eq(usage * percent_of_renewables);
+                    emissionDE.nonrenewableEnergyUseAmount.should.be.eq(
+                        usage * (1 - percent_of_renewables),
+                    );
+                });
+            agent.close();
+        });
+
         const mockTokenId = '0xMockToken';
         it('should update token if for minted records', async () => {
             await utilityEmissionsGateway.updateEmissionsMintedToken(adminCaller, {
@@ -269,7 +383,7 @@ describe('UtilityemissionchannelGateway', () => {
                     thruDate: '2021-05-07T10:10:09Z',
                     energyUseAmount: 100,
                     energyUseUom: 'kWh',
-                    url: 'localost:///tmp/filename',
+                    url: 'localhost:///tmp/filename',
                     md5: '',
                 });
                 const documentUrl = data.url;

utility-emissions-channel/typescript_app/tests/setup.ts

@@ -53,8 +53,28 @@ async function mockEmissionsRecord() {
         ],
     });
 
-    // import mock utility factor
     const p2 = hlfConnector.transact({
+        signingCredential: signer,
+        channelName: channelName,
+        contractName: ccName,
+        invocationType: FabricContractInvocationType.Send,
+        methodName: 'importUtilityIdentifier',
+        params: [
+            'RWE_AG',
+            '2019',
+            '1',
+            'RWE AG',
+            'DE',
+            '',
+            JSON.stringify({
+                division_type: 'COUNTRY',
+                division_id: 'Germany',
+            }),
+        ],
+    });
+
+    // import mock utility factor
+    const p3 = hlfConnector.transact({
         signingCredential: signer,
         channelName: channelName,
         contractName: ccName,
@@ -78,7 +98,7 @@ async function mockEmissionsRecord() {
         ],
     });
 
-    const p3 = hlfConnector.transact({
+    const p4 = hlfConnector.transact({
         signingCredential: signer,
         channelName: channelName,
         contractName: ccName,
@@ -102,7 +122,31 @@ async function mockEmissionsRecord() {
         ],
     });
 
-    await Promise.all([p1, p2, p3]);
+    const p5 = hlfConnector.transact({
+        signingCredential: signer,
+        channelName: channelName,
+        contractName: ccName,
+        invocationType: FabricContractInvocationType.Send,
+        methodName: 'importUtilityFactor',
+        params: [
+            'COUNTRY_DE_2019',
+            '2019',
+            'Germany',
+            'Country',
+            'Germany',
+            'Germany',
+            '',
+            '',
+            '338',
+            'g/KWH',
+            'https://www.eea.europa.eu/data-and-maps/data/approximated-estimates-for-the-share-4/eea-2017-res-share-proxies/2016-res_proxies_eea_csv/at_download/file;https://www.eea.europa.eu/data-and-maps/daviz/co2-emission-intensity-9',
+            '',
+            '',
+            '41.03',
+        ],
+    });
+
+    await Promise.all([p1, p2, p3, p4, p5]);
 }
 
 async function setupVault() {