tests(e2e): Allow tests to run only on file changes

- supports glob patterns in testfiles
- only runs tests on changes
- always runs tests without specified patterns

tests(e2e): refactor global watch patterns

tests(e2e): add watch patterns to test files

tests/e2e/e2e_test.go

@@ -38,6 +38,7 @@ func TestMain(m *testing.M) {
 	defer cancel()
 
 	tests.InitTest(true)
+	initChangedFiles()
 	testE2eWebRoutes = routers.NormalRoutes()
 
 	os.Unsetenv("GIT_AUTHOR_NAME")
@@ -100,6 +101,11 @@ func TestE2e(t *testing.T) {
 		_, filename := filepath.Split(path)
 		testname := filename[:len(filename)-len(filepath.Ext(path))]
 
+		if canSkipTest(path) {
+			fmt.Printf("No related changes for test, skipping: %s\n", filename)
+			continue
+		}
+
 		t.Run(testname, func(t *testing.T) {
 			// Default 2 minute timeout
 			onForgejoRun(t, func(*testing.T, *url.URL) {