Merge pull request #14919 from IgniteUI/dpetev/migrations-test-fixes

Migrations test fixes

Author: Lipata

projects/igniteui-angular/migrations/common/UpdateChanges.spec.ts

@@ -34,8 +34,10 @@ describe('UpdateChanges', () => {
         appTree = setupTestTree({
             projects: {
                 testProj: {
+                    projectType: 'application',
                     root: '',
-                    sourceRoot: '/'
+                    sourceRoot: '/',
+                    architect: { build: { options: {} } }
                 }
             },
             schematics: {

projects/igniteui-angular/migrations/common/setup.spec.ts

@@ -56,6 +56,8 @@ class IgxUnitTestTree extends UnitTestTree {
             if (!project.containsScriptInfo(scriptInfo)) {
                 // add the file to the configured project to prevent tss from creating an inferred project for floating files
                 scriptInfo.attachToProject(project);
+                // add root in advance for ng LS discovery if two files test.component.ts/html and html is analyzed first
+                project.addMissingFileRoot(scriptInfo.fileName);
             } else {
                 // if using same file, force-reload from host for new content
                 scriptInfo.reloadFromFile(tss.server.asNormalizedPath(entryPath));