1 files changed, 51 insertions, 0 deletions
diff --git a/tests/mason-core/functional/table_spec.lua b/tests/mason-core/functional/table_spec.lua
new file mode 100644
index 00000000..012c981c
--- /dev/null
+++ b/tests/mason-core/functional/table_spec.lua
@@ -0,0 +1,51 @@
+local _ = require "mason-core.functional"
+
+describe("functional: table", function()
+    it("retrieves property of table", function()
+        assert.equals("hello", _.prop("a", { a = "hello" }))
+    end)
+
+    it("picks properties of table", function()
+        local function fn() end
+        assert.same(
+            {
+                ["key1"] = 1,
+                [fn] = 2,
+            },
+            _.pick({ "key1", fn }, {
+                ["key1"] = 1,
+                [fn] = 2,
+                [3] = 3,
+            })
+        )
+    end)
+
+    it("converts table to pairs", function()
+        assert.same(
+            _.sort_by(_.nth(1), {
+                {
+                    "skies",
+                    "cloudy",
+                },
+                {
+                    "temperature",
+                    "20°",
+                },
+            }),
+            _.sort_by(_.nth(1), _.to_pairs { skies = "cloudy", temperature = "20°" })
+        )
+    end)
+
+    it("should invert tables", function()
+        assert.same(
+            {
+                val1 = "key1",
+                val2 = "key2",
+            },
+            _.invert {
+                key1 = "val1",
+                key2 = "val2",
+            }
+        )
+    end)
+end)