1 files changed, 345 insertions, 0 deletions
diff --git a/catalog-ui/src/app/ng2/pages/composition/graph/utils/match-capability-requirement-utils.spec.ts b/catalog-ui/src/app/ng2/pages/composition/graph/utils/match-capability-requirement-utils.spec.ts
new file mode 100644
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+++ b/catalog-ui/src/app/ng2/pages/composition/graph/utils/match-capability-requirement-utils.spec.ts
@@ -0,0 +1,345 @@
+import { TestBed } from '@angular/core/testing';
+import { Mock } from 'ts-mockery';
+import {
+    CapabilitiesGroup,
+    Capability,
+    ComponentInstance,
+    CompositionCiLinkBase,
+    CompositionCiNodeCp,
+    CompositionCiNodeVf,
+    CompositionCiNodeVl,
+    Requirement,
+    RequirementsGroup
+} from '../../../../../models';
+import { MatchCapabilitiesRequirementsUtils } from './match-capability-requirement-utils';
+
+describe('match capability requirements utils service ', () => {
+
+    const bindableReq = Mock.of<Requirement>({
+        capability : 'tosca.capabilities.network.Bindable',
+        name: 'virtualBinding',
+        relationship: 'tosca.relationships.network.BindsTo',
+        uniqueId: 'eef99154-8039-4227-ba68-62a32e6b0d98.virtualBinding',
+        ownerId : 'extcp0',
+        ownerName : 's'
+    });
+
+    const virtualLinkReq = Mock.of<Requirement>({
+        capability: 'tosca.capabilities.network.Linkable',
+        name: 'virtualLink',
+        relationship: 'tosca.relationships.network.LinksTo',
+        uniqueId: 'eef99154-8039-4227-ba68-62a32e6b0d98.virtualLink',
+        ownerId : '',
+        ownerName : 's'
+    });
+
+    const storeAttachmentReq = Mock.of<Requirement>({
+        capability: 'tosca.capabilities.Attachment',
+        name: 'local_storage',
+        relationship: 'tosca.relationships.AttachesTo',
+        uniqueId: 'eef99154-8039-4227-ba68-62a32e6b0d98.local_storage',
+        node: 'tosca.nodes.BlockStorage',
+        ownerId : '',
+        ownerName : 's'
+    });
+
+    const dependencyReq = Mock.of<Requirement>({
+        capability: 'tosca.capabilities.Node',
+        name: 'dependency',
+        node: 'tosca.nodes.Root',
+        relationship: 'tosca.relationships.DependsOn',
+        uniqueId: 'eef99154-8039-4227-ba68-62a32e6b0d98.dependency',
+        minOccurrences: 0,
+        maxOccurrences: 'UNBOUNDED'
+    });
+
+    const featureCap = Mock.of<Capability>({
+        type: 'tosca.capabilities.Node',
+        name: 'feature',
+        capabilitySources: ['tosca.nodes.Root'],
+        uniqueId: 'capability.ddf1301e-866b-4fa3-bc4f-edbd81e532cd.feature',
+        maxOccurrences: 'UNBOUNDED',
+        minOccurrences: '1'
+    });
+
+    const blockStoreAttachmentCap = Mock.of<Capability>({
+        type: 'tosca.capabilities.Attachment',
+        name: 'attachment',
+        capabilitySources: ['tosca.nodes.BlockStorage'],
+        uniqueId: 'capability.ddf1301e-866b-4fa3-bc4f-edbd81e532cd.attachment',
+        maxOccurrences: 'UNBOUNDED',
+        minOccurrences: '1'
+    });
+
+    const bindingCap = Mock.of<Capability>({
+        type: 'tosca.capabilities.network.Bindable',
+        name: 'binding',
+        capabilitySources: ['tosca.nodes.Compute'],
+        uniqueId: 'capability.ddf1301e-866b-4fa3-bc4f-edbd81e532cd.binding',
+        maxOccurrences: 'UNBOUNDED',
+        minOccurrences: '1',
+    });
+
+    const linkableCap = Mock.of<Capability>({
+        type: 'tosca.capabilities.network.Linkable',
+        capabilitySources: ['org.openecomp.resource.vl.extVL'],
+        uniqueId: 'capability.ddf1301e-866b-4fa3-bc4f-edbd81e532cd.virtual_linkable',
+        maxOccurrences: 'UNBOUNDED',
+        minOccurrences: '1'
+    });
+
+    const nodeCompute = Mock.of<CompositionCiNodeVf>({
+        name: 'Compute 0',
+        componentInstance: Mock.of<ComponentInstance>({
+            componentName: 'Compute',
+            uniqueId : 'compute0',
+            requirements: Mock.of<RequirementsGroup>({
+                'tosca.capabilities.Attachment' : [ storeAttachmentReq ]
+            }),
+            capabilities: Mock.of<CapabilitiesGroup>({
+                'tosca.capabilities.network.Bindable' : [ bindingCap ],
+            })
+        })
+    });
+
+    const nodeBlockStorage = Mock.of<CompositionCiNodeVf>({
+        name: 'BlockStorage 0',
+        componentInstance: Mock.of<ComponentInstance>({
+            componentName: 'BlockStorage',
+            uniqueId : 'blockstorage0',
+            capabilities: Mock.of<CapabilitiesGroup>({
+                'tosca.capabilities.Attachment' : [ blockStoreAttachmentCap ],
+            })
+        })
+    });
+
+    const nodeVl = Mock.of<CompositionCiNodeVl>({
+        name: 'ExtVL 0',
+        componentInstance: Mock.of<ComponentInstance>({
+            componentName: 'BlockStorage',
+            uniqueId : 'extvl0',
+            capabilities: Mock.of<CapabilitiesGroup>({
+                'tosca.capabilities.network.Linkable' : [ linkableCap ],
+            })
+        })
+    });
+
+    const nodeCp = Mock.of<CompositionCiNodeCp>({
+        name: 'ExtCP 0',
+        componentInstance: Mock.of<ComponentInstance>({
+            componentName: 'ExtCP',
+            uniqueId : 'extcp0',
+            requirements: Mock.of<RequirementsGroup>({
+                'tosca.capabilities.network.Linkable' : [ virtualLinkReq ],
+                'tosca.capabilities.network.Bindable' : [ bindableReq ]
+            }),
+        })
+    });
+
+    let service: MatchCapabilitiesRequirementsUtils;
+
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            imports: [],
+            providers: [MatchCapabilitiesRequirementsUtils]
+        });
+
+        service = TestBed.get(MatchCapabilitiesRequirementsUtils);
+    });
+
+    it('match capability requirements utils should be defined', () => {
+        console.log(JSON.stringify(service));
+        expect(service).toBeDefined();
+    });
+
+    describe('isMatch function ', () => {
+
+        it('capability type not equal to requirement capability, match is false', () => {
+            const requirement = Mock.of<Requirement>({capability: 'tosca.capabilities.network.Linkable11'});
+            const capability = Mock.of<Capability>({type: 'tosca.capabilities.network.Linkable'});
+            expect(service.isMatch(requirement, capability)).toBeFalsy();
+        });
+
+        it('capability type equal to requirement capability and requirement node not exist, match is true', () => {
+            const requirement = Mock.of<Requirement>({capability: 'tosca.capabilities.network.Linkable'});
+            const capability = Mock.of<Capability>({type: 'tosca.capabilities.network.Linkable'});
+            expect(service.isMatch(requirement, capability)).toBeTruthy();
+        });
+
+        it('is match - capability type equal to requirement capability and requirement node exist and includes in capability sources, match is true', () => {
+            const requirement = Mock.of<Requirement>({capability: 'tosca.capabilities.network.Linkable', node: 'node1'});
+            const capability = Mock.of<Capability>({
+                type: 'tosca.capabilities.network.Linkable',
+                capabilitySources: ['node1', 'node2', 'node3']
+            });
+            expect(service.isMatch(requirement, capability)).toBeTruthy();
+        });
+
+        it('no match - capability type equal to requirement capability and requirement node but not includes in capability sources, match is false', () => {
+            const requirement = Mock.of<Requirement>({capability: 'tosca.capabilities.network.Linkable', node: 'node4'});
+            const capability = Mock.of<Capability>({
+                type: 'tosca.capabilities.network.Linkable',
+                capabilitySources: ['node1', 'node2', 'node3']
+            });
+            expect(service.isMatch(requirement, capability)).toBeFalsy();
+        });
+    });
+
+    describe('hasUnfulfilledRequirementContainingMatch function ', () => {
+
+        it('node have no componentInstance, return false', () => {
+            const node = Mock.of<CompositionCiNodeVf>({componentInstance: undefined});
+            expect(service.hasUnfulfilledRequirementContainingMatch(node, [], {}, [])).toBeFalsy();
+        });
+
+        it('node have componentInstance data but no unfulfilled requirements, return false', () => {
+            const node = Mock.of<CompositionCiNodeVf>({componentInstance: Mock.of<ComponentInstance>()});
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([]);
+            expect(service.hasUnfulfilledRequirementContainingMatch(node, [], {}, [])).toBeFalsy();
+        });
+
+        it('node have componentInstance data and unfulfilled requirements but no match found, return false', () => {
+            const node = Mock.of<CompositionCiNodeVf>({componentInstance: Mock.of<ComponentInstance>()});
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([Mock.of<Requirement>(), Mock.of<Requirement>()]);
+            jest.spyOn(service, 'containsMatch').mockReturnValue(false);
+            expect(service.hasUnfulfilledRequirementContainingMatch(node, [], {}, [])).toBeFalsy();
+        });
+
+        it('node have componentInstance data with unfulfilled requirements and match found, return true', () => {
+            const node = Mock.of<CompositionCiNodeVf>({componentInstance: Mock.of<ComponentInstance>()});
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([Mock.of<Requirement>(), Mock.of<Requirement>()]);
+            jest.spyOn(service, 'containsMatch').mockReturnValue(true);
+            expect(service.hasUnfulfilledRequirementContainingMatch(node, [], {}, [])).toBeTruthy();
+        });
+    });
+
+    describe('getMatches function ', () => {
+        let fromId: string;
+        let toId: string;
+
+        beforeEach(() => {
+            fromId = 'from_id';
+            toId = 'to_id';
+        });
+
+        it('node have no unfulfilled requirements, return empty match array', () => {
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([]);
+            expect(service.getMatches({}, {}, [], fromId, toId, true)).toHaveLength(0);
+        });
+
+        it('node have unfulfilled requirements but no capabilities, return empty match array', () => {
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([Mock.of<Requirement>(), Mock.of<Requirement>()]);
+            expect(service.getMatches({}, {}, [], fromId, toId, true)).toHaveLength(0);
+        });
+
+        it('node have unfulfilled requirements and capabilities but no match found, return empty match array', () => {
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([Mock.of<Requirement>(), Mock.of<Requirement>()]);
+            jest.spyOn(service, 'isMatch').mockReturnValue(false);
+            expect(service.getMatches({}, {}, [], fromId, toId, true)).toHaveLength(0);
+        });
+
+        it('node have 2 unfulfilled requirements and 2 capabilities and match found, return 4 matches', () => {
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue([Mock.of<Requirement>(), Mock.of<Requirement>()]);
+            const capabilities = {aaa: Mock.of<Capability>(), bbb: Mock.of<Capability>()};
+            jest.spyOn(service, 'isMatch').mockReturnValue(true);
+            expect(service.getMatches({}, capabilities, [], fromId, toId, true)).toHaveLength(4);
+        });
+
+        it('node have 3 unfulfilled requirements: DependsOn tosca.nodes.Root, BindsTo and LinksTo;' +
+            ' and DependsOn and BindsTo matching capabilities, ' +
+            'should return 2 matches', () => {
+            const dependencyList = [dependencyReq, bindableReq, virtualLinkReq];
+            jest.spyOn(service, 'getUnfulfilledRequirements').mockReturnValue(dependencyList);
+            const capabilities = {
+                cap1Match: featureCap, cap2NotMatch: Mock.of<Capability>(), cap3Match: bindingCap
+            };
+            const expectedMatchDependsOn = {
+                requirement: dependencyReq,
+                capability: featureCap,
+                isFromTo: true,
+                fromNode: fromId,
+                toNode: toId
+            };
+            const expectedMatchBindsTo = {
+                requirement: bindableReq,
+                capability: bindingCap,
+                isFromTo: true,
+                fromNode: fromId,
+                toNode: toId
+            };
+            const matches = service.getMatches({}, capabilities, [], fromId, toId, true);
+            expect(matches).toHaveLength(2);
+            expect(matches).toEqual(
+                expect.arrayContaining([
+                    expect.objectContaining(expectedMatchDependsOn),
+                    expect.objectContaining(expectedMatchBindsTo)
+                ])
+            );
+
+        });
+    });
+
+    describe('Find matching nodes ===>', () => {
+
+       it('should find matching nodes with component instance', () => {
+           const nodes = [ nodeBlockStorage, nodeCompute, nodeVl ];
+           let matchingNodes: any;
+
+           // Compute can connect to Block Store
+           matchingNodes = service.findMatchingNodesToComponentInstance(nodeCompute.componentInstance, nodes, []);
+           expect(matchingNodes).toHaveLength(1);
+           expect(matchingNodes).toContain(nodeBlockStorage);
+
+           // Block Storage can connect to Compute
+           matchingNodes = service.findMatchingNodesToComponentInstance(nodeBlockStorage.componentInstance, nodes, []);
+           expect(matchingNodes).toHaveLength(1);
+           expect(matchingNodes).toContain(nodeCompute);
+
+           // Vl has no matches
+           matchingNodes = service.findMatchingNodesToComponentInstance(nodeVl.componentInstance, nodes, []);
+           expect(matchingNodes).toHaveLength(0);
+
+           // CP should be able to connect to VL and Compute
+           matchingNodes = service.findMatchingNodesToComponentInstance(nodeCp.componentInstance, nodes, []);
+           expect(matchingNodes).toHaveLength(2);
+           expect(matchingNodes).toContain(nodeCompute);
+           expect(matchingNodes).toContain(nodeVl);
+       });
+
+       it('try with empty list of nodes', () => {
+            const nodes = [ ];
+            let matchingNodes: any;
+
+            // Compute can connect to Block Store
+            matchingNodes = service.findMatchingNodesToComponentInstance(nodeCompute.componentInstance, nodes, []);
+            expect(matchingNodes).toHaveLength(0);
+        });
+
+       it('should detect fulfilled connection with compute node', () => {
+            const nodes = [ nodeBlockStorage, nodeCompute, nodeVl ];
+            let matchingNodes: any;
+            const link = {
+                relation: {
+                    fromNode: 'extcp0',
+                    toNode: 'compute0',
+                    relationships: [{
+                        relation: {
+                            requirementOwnerId: 'extcp0',
+                            requirement: 'virtualBinding',
+                            relationship: {
+                                type: 'tosca.relationships.network.BindsTo'
+                            }
+
+                        }
+                    }]
+                }
+            };
+
+            const links = [link];
+            // CP should be able to connect to VL only since it already has a link with compute
+            matchingNodes = service.findMatchingNodesToComponentInstance(nodeCp.componentInstance, nodes, links as CompositionCiLinkBase[]);
+            expect(matchingNodes).toHaveLength(1);
+            expect(matchingNodes).toContain(nodeVl);
+        });
+    });
+});