diff --git a/tests/testthat/test-arg-mdPatternDS.R b/tests/testthat/test-arg-mdPatternDS.R
index f6b4f941..bea53d22 100644
--- a/tests/testthat/test-arg-mdPatternDS.R
+++ b/tests/testthat/test-arg-mdPatternDS.R
@@ -14,6 +14,8 @@
 
 context("mdPatternDS::arg::setup")
 
+set.standard.disclosure.settings()
+
 #
 # Tests
 #
diff --git a/tests/testthat/test-disc-mdPatternDS.R b/tests/testthat/test-disc-mdPatternDS.R
new file mode 100644
index 00000000..055974cc
--- /dev/null
+++ b/tests/testthat/test-disc-mdPatternDS.R
@@ -0,0 +1,69 @@
+#-------------------------------------------------------------------------------
+# Copyright (c) 2025 ProPASS Consortium. All rights reserved.
+#
+# This program and the accompanying materials
+# are made available under the terms of the GNU Public License v3.0.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#-------------------------------------------------------------------------------
+
+#
+# Set up
+#
+
+context("mdPatternDS::disc::setup")
+
+set.standard.disclosure.settings()
+
+#
+# Tests
+#
+
+context("mdPatternDS::disc::sample incomplete data.frame")
+test_that("mdPatternDS: sample incomplete data.frame", {
+    x_val <- data.frame(v1 = c(0.0, NA, 2.0, 3.0, 4.0, 5.0, 6.0), v2 = c(6.0, 5.0, 4.0, 3.0, 2.0, 1.0, 0.0))
+    x     <- "x_val"
+
+    res <- mdPatternDS(x)
+
+    expect_length(res, 3)
+    expect_length(class(res), 1)
+    expect_true(all(class(res) %in% c("list")))
+    expect_length(class(res$pattern), 2)
+    expect_true(all(class(res$pattern) %in% c("matrix", "array")))
+
+    expect_length(colnames(res$pattern), 3)
+    expect_equal(colnames(res$pattern)[1], "v2")
+    expect_equal(colnames(res$pattern)[2], "v1")
+    expect_equal(colnames(res$pattern)[3], "")
+    expect_length(rownames(res$pattern), 3)
+    expect_equal(rownames(res$pattern)[1], "6")
+    expect_equal(rownames(res$pattern)[2], "suppressed(<3)")
+    expect_equal(rownames(res$pattern)[3], "")
+
+    expect_equal(res$pattern[1, 1], 1)
+    expect_equal(res$pattern[1, 2], 1)
+    expect_equal(res$pattern[1, 3], 0)
+    expect_true(is.na(res$pattern[2, 1]))
+    expect_true(is.na(res$pattern[2, 2]))
+    expect_true(is.na(res$pattern[2, 3]))
+    expect_true(is.na(res$pattern[3, 1]))
+    expect_true(is.na(res$pattern[3, 2]))
+    expect_true(is.na(res$pattern[3, 3]))
+
+    expect_length(class(res$valid), 1)
+    expect_true(all(class(res$valid) %in% c("logical")))
+    expect_false(res$valid)
+    expect_length(class(res$message), 1)
+    expect_true(all(class(res$message) %in% c("character")))
+    expect_equal(res$message, "Invalid: some pattern counts below threshold (3) have been suppressed")
+})
+
+#
+# Done
+#
+
+context("mdPatternDS::disc::shutdown")
+
+context("mdPatternDS::disc::done")
diff --git a/tests/testthat/test-smk-mdPatternDS.R b/tests/testthat/test-smk-mdPatternDS.R
index f00feb84..6cbe0062 100644
--- a/tests/testthat/test-smk-mdPatternDS.R
+++ b/tests/testthat/test-smk-mdPatternDS.R
@@ -14,12 +14,14 @@
 
 context("mdPatternDS::smk::setup")
 
+set.standard.disclosure.settings()
+
 #
 # Tests
 #
 
-context("mdPatternDS::smk::sample complete data.frame")
-test_that("mdPatternDS: sample complete data.frame", {
+context("mdPatternDS::smk::sample 1 complete data.frame")
+test_that("mdPatternDS: sample 1 complete data.frame", {
     x_val <- data.frame(v1 = c(0.0, 1.0, 2.0, 3.0, 4.0), v2 = c(4.0, 3.0, 2.0, 1.0, 0.0))
     x     <- "x_val"
 
@@ -54,9 +56,10 @@ test_that("mdPatternDS: sample complete data.frame", {
     expect_equal(res$message, "Valid: all pattern counts meet disclosure requirements")
 })
 
-context("mdPatternDS::smk::sample incomplete data.frame")
-test_that("mdPatternDS: sample incomplete data.frame", {
-    x_val <- data.frame(v1 = c(0.0, NA, 2.0, 3.0, 4.0), v2 = c(4.0, 3.0, 2.0, 1.0, 0.0))
+
+context("mdPatternDS::smk::sample 2 complete data.frame")
+test_that("mdPatternDS: sample 2 complete data.frame", {
+    x_val <- data.frame(v1 = c(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0), v2 = c(9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0, 0.0))
     x     <- "x_val"
 
     res <- mdPatternDS(x)
@@ -68,23 +71,20 @@ test_that("mdPatternDS: sample incomplete data.frame", {
     expect_true(all(class(res$pattern) %in% c("matrix", "array")))
 
     expect_length(colnames(res$pattern), 3)
-    expect_equal(colnames(res$pattern)[1], "v2")
-    expect_equal(colnames(res$pattern)[2], "v1")
+    expect_equal(colnames(res$pattern)[1], "v1")
+    expect_equal(colnames(res$pattern)[2], "v2")
     expect_equal(colnames(res$pattern)[3], "")
-    expect_length(rownames(res$pattern), 3)
-    expect_equal(rownames(res$pattern)[1], "4")
-    expect_equal(rownames(res$pattern)[2], "1")
-    expect_equal(rownames(res$pattern)[3], "")
+    expect_length(rownames(res$pattern), 2)
+    expect_equal(rownames(res$pattern)[1], "10")
+    expect_equal(rownames(res$pattern)[2], "")
+    expect_true(is.na(rownames(res$pattern)[3]))
 
     expect_equal(res$pattern[1, 1], 1)
     expect_equal(res$pattern[1, 2], 1)
     expect_equal(res$pattern[1, 3], 0)
-    expect_equal(res$pattern[2, 1], 1)
+    expect_equal(res$pattern[2, 1], 0)
     expect_equal(res$pattern[2, 2], 0)
-    expect_equal(res$pattern[2, 3], 1)
-    expect_equal(res$pattern[3, 1], 0)
-    expect_equal(res$pattern[3, 2], 1)
-    expect_equal(res$pattern[3, 3], 1)
+    expect_equal(res$pattern[2, 3], 0)
 	
     expect_length(class(res$valid), 1)
     expect_true(all(class(res$valid) %in% c("logical")))