check matrix package can report its version

jlmelville · Apr 20, 2024 · af96d1d · af96d1d
1 parent e80aa07
commit af96d1d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tests/testthat/test_normlaplacian.R b/tests/testthat/test_normlaplacian.R
@@ -31,7 +31,8 @@ test_that("normalized laplacian", {
   expect_equal(abs(res), abs_expected_norm_lap, tolerance = 0.2)
 
   # 115: ensure irlba code path gets tested if we can avoid Matrix ABI issue
-  if (Matrix::Matrix.Version()$package >= "1.6.3") {
+  if (exists("Matrix.Version", envir = asNamespace("Matrix")) &&
+    Matrix::Matrix.Version()$package >= "1.6.3") {
     res <- irlba_tsvd_normalized_laplacian_init(sparse_m)
     expect_equal(abs(res), abs_expected_norm_lap, tolerance = 0.2)