1 files changed, 12 insertions, 0 deletions
diff --git a/tests/mason-core/pep440_spec.lua b/tests/mason-core/pep440_spec.lua
index c8ff9880..7acd0ebf 100644
--- a/tests/mason-core/pep440_spec.lua
+++ b/tests/mason-core/pep440_spec.lua
@@ -19,4 +19,16 @@ describe("pep440 version checking", function()
         assert.is_true(pep440.check_version("3.8.1", "!=4.0,<=4.0,>=3.8"))
         assert.is_true(pep440.check_version("3.12.0", "!=4.0,<=4.0,>=3.8"))
     end)
+
+    it("should support ~= operators", function()
+        assert.is_true(pep440.check_version("3.12.0", "~=3.10"))
+        assert.is_true(pep440.check_version("3.10.4", "~=3.10.0"))
+        assert.is_true(pep440.check_version("3.12.4", "~=3.0"))
+        assert.is_true(pep440.check_version("3.12.4", "~=3.12.4"))
+
+        assert.is_false(pep440.check_version("4.0.0", "~=3.10"))
+        assert.is_false(pep440.check_version("3.11.0", "~=3.10.0"))
+        assert.is_false(pep440.check_version("3.10.0", "~=3.10.5"))
+        assert.is_false(pep440.check_version("3.11.0", "~=4.0"))
+    end)
 end)