import {
    InvalidScimPatchOp,
    InvalidScimPatchRequest,
    NoPathInScimPatchOp,
    scimPatch,
    InvalidScimPatch
} from '../src/scimPatch';
import {ScimUser} from './types/types.test';
import {expect} from 'chai';
import {ScimPatchAddReplaceOperation, ScimPatchRemoveOperation} from '../src/types/types';
import {DeepArrayRemovalNotSupported, NoTarget, UnsupportedBlueprintEntities} from "../src/errors/scimErrors";

describe('SCIM PATCH', () => {
    let scimUser: ScimUser;
    beforeEach(done => {
        scimUser = JSON.parse(`{
      "schemas": [
        "urn:ietf:params:scim:schemas:core:2.0:User"
      ],
      "id": "tea_4",
      "userName": "spiderman",
      "name": {
        "familyName": "Parker",
        "givenName": "Peter"
      },
      "active": true,
      "emails": [
        {
          "value": "spiderman@superheroes.com",
          "primary": true
        }
      ],
      "roles": [],
      "meta": {
        "resourceType": "User",
        "created": "2019-11-20T09:25:30.208Z",
        "lastModified": "2019-11-20T09:25:30.208Z",
        "location": "**REQUIRED**/Users/tea_4"
      },
      "urn:ietf:params:scim:schemas:extension:enterprise:2.0:User:department": "value"
    }`);
        return done();
    });

    describe('replace', () => {
        it('REPLACE: first level property with path', done => {
            const expected = false;
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: expected, path: 'active'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.active).to.be.eq(expected);
            return done();
        });

        it('REPLACE: first level property without path', done => {
            const expected = false;
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: {active: expected}};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.active).to.be.eq(expected);
            return done();
        });

        it('REPLACE: 2 level property with path', done => {
            const expected = 'toto';
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: expected, path: 'name.familyName'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.familyName).to.be.eq(expected);
            return done();
        });

        it('REPLACE: 2 level property without complete path', done => {
            const expected = 'toto';
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: {familyName: expected}, path: 'name'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.familyName).to.be.eq(expected);
            return done();
        });

        it('REPLACE: multiple at once with path', done => {
            const expectedFamilyName = 'toto';
            const expectedGivenName = 'titi';
            const expectedActive = false;
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace', value: {
                    givenName: expectedGivenName,
                    familyName: expectedFamilyName
                }, path: 'name'
            };
            const patch2: ScimPatchAddReplaceOperation = {op: 'replace', value: {active: expectedActive}};
            const afterPatch = scimPatch(scimUser, [patch1, patch2]);
            expect(afterPatch.name.familyName).to.be.eq(expectedFamilyName);
            expect(afterPatch.name.givenName).to.be.eq(expectedGivenName);
            expect(afterPatch.active).to.be.eq(expectedActive);
            return done();
        });

        it('REPLACE: multiple at once with exact path', done => {
            const expectedFamilyName = 'toto';
            const expectedGivenName = 'titi';
            const expectedActive = false;
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expectedGivenName,
                path: 'name.givenName'
            };
            const patch2: ScimPatchAddReplaceOperation = {op: 'replace', value: {active: expectedActive}};
            const patch3: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expectedFamilyName,
                path: 'name.familyName'
            };
            const afterPatch = scimPatch(scimUser, [patch1, patch2, patch3]);
            expect(afterPatch.name.familyName).to.be.eq(expectedFamilyName);
            expect(afterPatch.name.givenName).to.be.eq(expectedGivenName);
            expect(afterPatch.active).to.be.eq(expectedActive);
            return done();
        });

        it('REPLACE: primary email object', done => {
            const expected = 'toto@toto.com';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: {value: expected, primary: true},
                path: 'emails[primary eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.emails[0].value).to.be.eq(expected);
            expect(afterPatch.emails[0].primary).to.be.eq(true);
            return done();
        });

        it('REPLACE: nested object do not exists', done => {
            scimUser.surName = [{value: 'toto', primary: true}];
            const expected = 'toto@toto.com';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: {value: expected, primary: false},
                path: 'surName[primary eq false]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.surName?.length).to.be.eq(2);
            return done();
        });

        it('REPLACE: primary email value', done => {
            const expected = 'toto@toto.com';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expected,
                path: 'emails[primary eq true].value'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.emails[0].value).to.be.eq(expected);
            expect(afterPatch.emails[0].primary).to.be.eq(true);
            return done();
        });

        it('REPLACE: nested array element', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}];
            const expected = 'value2';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace', value: {
                    value: expected,
                    primary: true
                }, path: 'name.nestedArray[primary eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray[0].value).to.be.eq(expected);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray[0].primary).to.be.eq(true);
            return done();
        });

        it('REPLACE: replace a non existent element', done => {
            const expected = true;
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: expected, path: 'unknown.toto'};
            const afterPatch: any = scimPatch(scimUser, [patch]);
            expect(afterPatch.unknown.toto).to.be.eq(expected);
            return done();
        });

        it('REPLACE: add a non object value to an object key', done => {
            const expected = 'BATMAN';
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', path: 'name', value: expected};
            const afterPatch: any = scimPatch(scimUser, [patch]);
            expect(afterPatch.name).to.be.eq(expected);
            return done();
        });

        it('REPLACE: should not modify anything if element not found', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}];
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace', value: {
                    newProperty1: 'toto'
                }, path: 'name.nestedArray[toto eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray).to.be.eq(scimUser.name.nestedArray);
            return done();
        });

        it('REPLACE: XXX', done => {
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'emails[primary eq true].value'};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.emails[0].value).not.to.exist;
            expect(afterPatch.emails[0].primary).to.eq(true);
            return done();
        });

        it('REPLACE: with capital first letter for operation', done => {
            const expected = false;
            const patch: ScimPatchAddReplaceOperation = {op: 'Replace', value: {active: expected}};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.active).to.be.eq(expected);
            return done();
        });

        it('REPLACE: with version number in path', done => {
            const expected = 'newValue';
            const path = 'urn:ietf:params:scim:schemas:extension:enterprise:2.0:User:department';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expected,
                path: path
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path]).to.be.eq(expected);
            return done();
        });

        it('REPLACE: array by another array', done => {
            const expected = [ { value: 'test2' } ];
            const path = 'emails';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expected,
                path: path
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path]).to.be.eq(expected);
            return done();
        });

        it("REPLACE: no record match was made", (done) => {
            // empty the surName fields.
            scimUser.surName = [];
            const patch: ScimPatchAddReplaceOperation = {
                op: "replace",
                path: "surName[primary eq true].value",
                value: "surname"
            };
            expect(() => scimPatch(scimUser, [patch])).to.throw(NoTarget);
            return done();
        });

    });

    describe('add', () => {
        it('ADD: first level property without path', done => {
            const expected = 'newValue';
            const patch: ScimPatchAddReplaceOperation = {op: 'add', value: {newProperty: expected}};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.newProperty).to.be.eq(expected);
            return done();
        });

        it('ADD: first level property with path', done => {
            const expected = 'newValue';
            const patch: ScimPatchAddReplaceOperation = {op: 'add', value: expected, path: 'newProperty'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.newProperty).to.be.eq(expected);
            return done();
        });

        it('ADD: 2 level property with path', done => {
            const expected = 'toto';
            const patch: ScimPatchAddReplaceOperation = {op: 'add', value: expected, path: 'name.newProperty'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.newProperty).to.be.eq(expected);
            return done();
        });

        it('ADD: 2 level property without complete path', done => {
            const expected = 'toto';
            const patch: ScimPatchAddReplaceOperation = {op: 'add', value: {newProperty: expected}, path: 'name'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.newProperty).to.be.eq(expected);
            return done();
        });

        it('ADD: multiple at once with path', done => {
            const expectedNewProperty1 = 'toto';
            const expectedNewProperty2 = 'titi';
            const expectedNewProperty3 = 'tata';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'add', value: {
                    newProperty1: expectedNewProperty1,
                    newProperty2: expectedNewProperty2
                }, path: 'name'
            };
            const patch2: ScimPatchAddReplaceOperation = {op: 'add', value: {newProperty3: expectedNewProperty3}};
            const afterPatch = scimPatch(scimUser, [patch1, patch2]);
            expect(afterPatch.name.newProperty1).to.be.eq(expectedNewProperty1);
            expect(afterPatch.name.newProperty2).to.be.eq(expectedNewProperty2);
            expect(afterPatch.newProperty3).to.be.eq(expectedNewProperty3);
            return done();
        });

        it('ADD: multiple at once with exact path', done => {
            const expectedNewProperty1 = 'toto';
            const expectedNewProperty2 = 'titi';
            const expectedNewProperty3 = 'tata';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expectedNewProperty1,
                path: 'name.newProperty1'
            };
            const patch2: ScimPatchAddReplaceOperation = {op: 'replace', value: {newProperty3: expectedNewProperty3}};
            const patch3: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: expectedNewProperty2,
                path: 'name.newProperty2'
            };
            const afterPatch = scimPatch(scimUser, [patch1, patch2, patch3]);
            expect(afterPatch.name.newProperty1).to.be.eq(expectedNewProperty1);
            expect(afterPatch.name.newProperty2).to.be.eq(expectedNewProperty2);
            expect(afterPatch.newProperty3).to.be.eq(expectedNewProperty3);
            return done();
        });

        it('ADD: primary email object', done => {
            const expectedNewProperty1 = 'toto';
            const expectedNewProperty2 = 'titi';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'add', value: {
                    newProperty1: expectedNewProperty1,
                    newProperty2: expectedNewProperty2
                }, path: 'emails[primary eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.emails[0].newProperty1).to.be.eq(expectedNewProperty1);
            expect(afterPatch.emails[0].newProperty2).to.be.eq(expectedNewProperty2);
            expect(afterPatch.emails[0].value).to.be.eq(scimUser.emails[0].value);
            return done();
        });

        it('ADD: primary email newProperty', done => {
            const expected = 'toto@toto.com';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add',
                value: expected,
                path: 'emails[primary eq true].newProperty'
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.emails[0].newProperty).to.be.eq(expected);
            expect(afterPatch.emails[0].primary).to.be.eq(true);
            return done();
        });

        it('ADD: nested array element', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}];
            const expectedNewProperty1 = 'toto';
            const expectedNewProperty2 = 'titi';
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'add', value: {
                    newProperty1: expectedNewProperty1,
                    newProperty2: expectedNewProperty2
                }, path: 'name.nestedArray[primary eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray[0].newProperty1).to.be.eq(expectedNewProperty1);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray[0].newProperty2).to.be.eq(expectedNewProperty2);
            return done();
        });
        it('ADD: If the target location specifies a multi-valued attribute, a new value is added to the attribute.', done => {
            scimUser.name.surName2 = ['toto', 'titi'];
            const newSurname = 'tata';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add', value: newSurname, path: 'name.surName2'
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.surName2).to.contains('toto');
            expect(afterPatch.name.surName2).to.contains(newSurname);
            return done();
        });

        it('ADD: If the target location specifies a single-valued attribute, the existing value is replaced', done => {
            scimUser.name.surName3 = 'surName';
            const newSurname = 'tata';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add', value: newSurname, path: 'name.surName3'
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.surName3).to.be.eq(newSurname);
            return done();
        });

        it('ADD: If the target location specifies a multi-valued attribute, a new value is added to the attribute.', done => {
            scimUser.name.surName2 = ['toto', 'titi'];
            const newSurname = 'tata';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add', value: newSurname, path: 'name.surName2'
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.surName2).to.contains('toto');
            expect(afterPatch.name.surName2).to.contains('titi');
            expect(afterPatch.name.surName2).to.contains(newSurname);
            return done();
        });

        it('ADD: If the target location specifies a multi-valued attribute, a new value is added to the attribute only if doesn\'t exist already.', done => {
            scimUser.name.surName2 = ['toto', 'titi'];
            const newSurname = 'titi';
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add', value: newSurname, path: 'name.surName2'
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.surName2).to.contains('toto');
            expect(afterPatch.name.surName2?.filter(s => s === 'titi').length).to.eq(1);
            return done();
        });

        it('ADD: impossible to add a non object value to an object key', done => {
            const patch: ScimPatchAddReplaceOperation = {op: 'add', path: 'name', value: 'titi'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatchOp);
            return done();
        });

        it('ADD: should not modify anything if element not found', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}];
            const patch1: ScimPatchAddReplaceOperation = {
                op: 'add', value: {
                    newProperty1: 'toto'
                }, path: 'name.nestedArray[toto eq true]'
            };
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray).to.be.eq(scimUser.name.nestedArray);
            return done();
        });

        it('ADD: with capital first letter for operation', done => {
            const expected = 'newValue';
            const patch: ScimPatchAddReplaceOperation = {op: 'Add', value: {newProperty: expected}};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.newProperty).to.be.eq(expected);
            return done();
        });

        it('ADD: with version number in path', done => {
            const expected = 'newValue';
            const path = 'urn:ietf:params:scim:schemas:extension:enterprise:2.0:User:department';
            delete scimUser[path];
            const patch: ScimPatchAddReplaceOperation = {
                op: 'add', value: 'newValue', path: path
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path]).to.be.eq(expected);
            return done();
        });

        it("ADD: array", (done) => {
            const newValue = { value: "test2" };
            const newArray = [newValue];
            const path = "emails";
            const initialArrayLength = scimUser[path].length;
            const patch: ScimPatchAddReplaceOperation = {
              op: "Add",
              value: newArray,
              path,
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path].length).to.be.eq(
                initialArrayLength + newArray.length
            );
            expect(
                afterPatch[path].find((val) => val.value === newValue.value)
            ).to.eq(newValue);

            return done();
        });

        it("ADD: array ignores existing values", (done) => {
            const path = "emails";
            const initialArrayLength = scimUser[path].length;
            const patch: ScimPatchAddReplaceOperation = {
              op: "Add",
              value: scimUser[path],
              path,
            };
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path].length).to.be.eq(initialArrayLength);

            return done();
        });
    });
    describe('remove', () => {
        it('REMOVE: with no path', done => {
            const patch = <ScimPatchRemoveOperation>{op: 'remove'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(NoPathInScimPatchOp);
            return done();
        });

        it('REMOVE: first level property with path', done => {
            const patch: ScimPatchRemoveOperation = {op: 'remove', path: 'active'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.active).not.to.exist;
            return done();
        });

        it('REMOVE: 2 level property with path', done => {
            const patch: ScimPatchRemoveOperation = {op: 'remove', path: 'name.familyName'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name.familyName).not.to.exist;
            return done();
        });

        it('REMOVE: full object', done => {
            const patch: ScimPatchRemoveOperation = {op: 'remove', path: 'name'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.name).not.to.exist;
            return done();
        });

        it('REMOVE: multiple property at once with path', done => {
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name'};
            const patch2: ScimPatchRemoveOperation = {op: 'remove', path: 'active'};
            const afterPatch = scimPatch(scimUser, [patch1, patch2]);
            expect(afterPatch.name).not.to.exist;
            expect(afterPatch.active).not.to.exist;
            return done();
        });

        it('REMOVE: primary email value', done => {
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'emails[primary eq true].value'};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.emails[0].value).not.to.exist;
            expect(afterPatch.emails[0].primary).to.eq(true);
            return done();
        });

        it('REMOVE: nested array element', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray[primary eq true]'};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });

        it('REMOVE: with path and value but no array-field like exists', done => {
            const patch = <ScimPatchRemoveOperation>{op: 'remove', 'path': 'name.randomField', value: []};
            expect(() => scimPatch(scimUser, [patch])).to.throw(UnsupportedBlueprintEntities);
            return done();
        });

        it('REMOVE: with path and value but value is array of arrays', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}];
            const patch = <ScimPatchRemoveOperation>{op: 'remove', 'path': 'name.nestedArray', value: [[]]};
            expect(() => scimPatch(scimUser, [patch])).to.throw(DeepArrayRemovalNotSupported);
            return done();
        });

        it('REMOVE: nested array element with value supplied', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray', value: [{value: 'value2', primary: false}]};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });


        it('REMOVE: nested array element with value supplied for multiple entries', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}, {primary: false, value: 'value2'}, {primary: false, value: 'value2'}, {primary: false, value: 'value3'}, {primary: false, value: 'value3'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray', value: [{value: 'value2', primary: false}, {value: 'value3', primary: false}]};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });


        it('REMOVE: nested array element with value supplied', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray', value: [{value: 'value2', primary: false}]};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });

        it('REMOVE: nested array element with value as object supplied', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray', value: {value: 'value2', primary: false}};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });

        it('REMOVE: nested array element with value as object supplied with multiple entries', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}, {primary: false, value: 'value2'},  {primary: false, value: 'value2'},  {primary: false, value: 'value2'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray', value: {value: 'value2', primary: false}};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray && afterPatch.name.nestedArray.length).to.eq(1);
            return done();
        });

        it('REMOVE: simple nested array elements with value supplied', done => {
            scimUser.name.surName2  = ['value1', 'value2'];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.surName2', value: ['value2']};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.surName2 && afterPatch.name.surName2.length).to.eq(1);
            return done();
        });

        it('REMOVE: simple nested array elements with non-existing in scope value supplied', done => {
            scimUser.name.surName2  = ['value1', 'value2'];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.surName2', value: ['value3']};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.surName2 && afterPatch.name.surName2.length).to.eq(2);
            return done();
        });

        it('REMOVE: empty array should be unassigned', done => {
            scimUser.name.nestedArray = [{primary: true, value: 'value1'}];
            const patch1: ScimPatchRemoveOperation = {op: 'remove', path: 'name.nestedArray[primary eq true]'};
            const afterPatch = scimPatch(scimUser, [patch1]);
            expect(afterPatch.name.nestedArray).not.to.exist;
            return done();
        });

        it('REMOVE: with capital first letter for operation', done => {
            const patch: ScimPatchRemoveOperation = {op: 'Remove', path: 'active'};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch.active).not.to.exist;
            return done();
        });

        it('REMOVE: with version number in path', done => {
            const path = 'urn:ietf:params:scim:schemas:extension:enterprise:2.0:User:department';
            const patch: ScimPatchRemoveOperation = {op: 'remove', path: path};
            const afterPatch = scimPatch(scimUser, [patch]);
            expect(afterPatch[path]).not.to.exist;
            return done();
        })
    });
    describe('invalid requests', () => {
        it('INVALID: wrong operation name', done => {
            const patch: any = {op: 'delete', value: true, path: 'active'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatchRequest);
            return done();
        });

        it('INVALID: path filter invalid', done => {
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: true, path: 'emails[name eq]'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatch);
            return done();
        });

        it('INVALID: path request missing', done => {
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: true, path: 'emails[name eq "toto"'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatchOp);
            return done();
        });

        it('INVALID: search on a mono valued attribute', done => {
            const patch: ScimPatchAddReplaceOperation = {op: 'replace', value: true, path: 'username[name eq "toto"]'};
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatchOp);
            return done();
        });

        it('INVALID: invalid parameter in scim filter', done => {
            const patch: ScimPatchAddReplaceOperation = {
                op: 'replace',
                value: true,
                path: 'emails[\' eq true].value'
            };
            expect(() => scimPatch(scimUser, [patch])).to.throw(InvalidScimPatchOp);
            return done();
        });
    });
});