str_ends: write tests

.tests/strings/str_ends.test.lua

@@ -0,0 +1,40 @@
+local polyfill = require("worldeditadditions.utils.strings.polyfill")
+
+describe("str_ends", function()
+	it("should return true for a single character", function()
+		assert.are.equal(
+			true,
+			polyfill.str_ends("test", "t")
+		)
+	end)
+	it("should return true for a multiple characters", function()
+		assert.are.equal(
+			true,
+			polyfill.str_ends("test", "st")
+		)
+	end)
+	it("should return true for identical strings", function()
+		assert.are.equal(
+			true,
+			polyfill.str_ends("test", "test")
+		)
+	end)
+	it("should return false for a single character ", function()
+		assert.are.equal(
+			false,
+			polyfill.str_ends("test", "y")
+		)
+	end)
+	it("should return false for a character present elsewherer", function()
+		assert.are.equal(
+			false,
+			polyfill.str_ends("test", "e")
+		)
+	end)
+	it("should return false for another substring", function()
+		assert.are.equal(
+			false,
+			polyfill.str_ends("test", "tes")
+		)
+	end)
+end)

worldeditadditions/utils/strings/polyfill.lua

@@ -54,7 +54,7 @@ else
         str_padend = str_padend,
         str_padstart = str_padstart,
 		str_starts = str_starts,
-		str_ends = str_starts,
+		str_ends = str_ends,
 		trim = trim
     }
 end