From afce95430666f007b82493268339392212031031 Mon Sep 17 00:00:00 2001
From: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Date: Sat, 26 Jun 2021 02:17:49 +0100
Subject: [PATCH] Test the rest of the sring polyfills

---
 .tests/strings/str_padend.test.lua            | 76 +++++++++----------
 .tests/strings/str_padstart.test.lua          | 40 ++++++++++
 .tests/strings/str_starts.test.lua            | 40 ++++++++++
 .tests/strings/trim.test.lua                  | 46 +++++++++++
 worldeditadditions/utils/strings/polyfill.lua |  5 +-
 5 files changed, 167 insertions(+), 40 deletions(-)
 create mode 100644 .tests/strings/str_padstart.test.lua
 create mode 100644 .tests/strings/str_starts.test.lua
 create mode 100644 .tests/strings/trim.test.lua

diff --git a/.tests/strings/str_padend.test.lua b/.tests/strings/str_padend.test.lua
index d710ad7..1cfa7fe 100644
--- a/.tests/strings/str_padend.test.lua
+++ b/.tests/strings/str_padend.test.lua
@@ -1,42 +1,40 @@
-expose("", function()
-	local polyfill = require("worldeditadditions.utils.strings.polyfill")
+local polyfill = require("worldeditadditions.utils.strings.polyfill")
 	
-	describe("str_padend", function()
-		it("should pad a string", function()
-			assert.are.equal(
-				polyfill.str_padend("test", 5, " "),
-				"test "
-			)
-		end)
-		it("should pad a different string", function()
-			assert.are.equal(
-				polyfill.str_padend("yay", 4, " "),
-				"yay "
-			)
-		end)
-		it("should pad a string with multiple characters", function()
-			assert.are.equal(
-				polyfill.str_padend("test", 10, " "),
-				"test      "
-			)
-		end)
-		it("should not pad a long string", function()
-			assert.are.equal(
-				polyfill.str_padend("testtest", 5, " "),
-				"testtest"
-			)
-		end)
-		it("should pad with other characters", function()
-			assert.are.equal(
-				polyfill.str_padend("1", 2, "0"),
-				"10"
-			)
-		end)
-		it("should pad with multiple other characters", function()
-			assert.are.equal(
-				polyfill.str_padend("1", 5, "0"),
-				"10000"
-			)
-		end)
+describe("str_padend", function()
+	it("should pad a string", function()
+		assert.are.equal(
+			polyfill.str_padend("test", 5, " "),
+			"test "
+		)
+	end)
+	it("should pad a different string", function()
+		assert.are.equal(
+			polyfill.str_padend("yay", 4, " "),
+			"yay "
+		)
+	end)
+	it("should pad a string with multiple characters", function()
+		assert.are.equal(
+			polyfill.str_padend("test", 10, " "),
+			"test      "
+		)
+	end)
+	it("should not pad a long string", function()
+		assert.are.equal(
+			polyfill.str_padend("testtest", 5, " "),
+			"testtest"
+		)
+	end)
+	it("should pad with other characters", function()
+		assert.are.equal(
+			polyfill.str_padend("1", 2, "0"),
+			"10"
+		)
+	end)
+	it("should pad with multiple other characters", function()
+		assert.are.equal(
+			polyfill.str_padend("1", 5, "0"),
+			"10000"
+		)
 	end)
 end)
diff --git a/.tests/strings/str_padstart.test.lua b/.tests/strings/str_padstart.test.lua
new file mode 100644
index 0000000..d374511
--- /dev/null
+++ b/.tests/strings/str_padstart.test.lua
@@ -0,0 +1,40 @@
+local polyfill = require("worldeditadditions.utils.strings.polyfill")
+	
+describe("str_padstart", function()
+	it("should pad a string", function()
+		assert.are.equal(
+			polyfill.str_padstart("test", 5, " "),
+			" test"
+		)
+	end)
+	it("should pad a different string", function()
+		assert.are.equal(
+			polyfill.str_padstart("yay", 4, " "),
+			" yay"
+		)
+	end)
+	it("should pad a string with multiple characters", function()
+		assert.are.equal(
+			polyfill.str_padstart("test", 10, " "),
+			"      test"
+		)
+	end)
+	it("should not pad a long string", function()
+		assert.are.equal(
+			polyfill.str_padstart("testtest", 5, " "),
+			"testtest"
+		)
+	end)
+	it("should pad with other characters", function()
+		assert.are.equal(
+			polyfill.str_padstart("1", 2, "0"),
+			"01"
+		)
+	end)
+	it("should pad with multiple other characters", function()
+		assert.are.equal(
+			polyfill.str_padstart("1", 5, "0"),
+			"00001"
+		)
+	end)
+end)
diff --git a/.tests/strings/str_starts.test.lua b/.tests/strings/str_starts.test.lua
new file mode 100644
index 0000000..606a311
--- /dev/null
+++ b/.tests/strings/str_starts.test.lua
@@ -0,0 +1,40 @@
+local polyfill = require("worldeditadditions.utils.strings.polyfill")
+
+describe("str_starts", function()
+	it("should return true for a single character", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "t"),
+			true
+		)
+	end)
+	it("should return true for a multiple characters", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "te"),
+			true
+		)
+	end)
+	it("should return true for identical strings", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "test"),
+			true
+		)
+	end)
+	it("should return false for a single character ", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "y"),
+			false
+		)
+	end)
+	it("should return false for a character present elsewherer", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "e"),
+			false
+		)
+	end)
+	it("should return false for another substring", function()
+		assert.are.equal(
+			polyfill.str_starts("test", "est"),
+			false
+		)
+	end)
+end)
diff --git a/.tests/strings/trim.test.lua b/.tests/strings/trim.test.lua
new file mode 100644
index 0000000..8c8fb97
--- /dev/null
+++ b/.tests/strings/trim.test.lua
@@ -0,0 +1,46 @@
+local polyfill = require("worldeditadditions.utils.strings.polyfill")
+
+describe("trim", function()
+	it("work for a string that's already trimmed", function()
+		assert.are.equal(
+			polyfill.trim("test"),
+			"test"
+		)
+	end)
+	it("trim from the start", function()
+		assert.are.equal(
+			polyfill.trim("     test"),
+			"test"
+		)
+	end)
+	it("trim from the end", function()
+		assert.are.equal(
+			polyfill.trim("test     "),
+			"test"
+		)
+	end)
+	it("trim from both ends", function()
+		assert.are.equal(
+			polyfill.trim("   test     "),
+			"test"
+		)
+	end)
+	it("trim another string", function()
+		assert.are.equal(
+			polyfill.trim("yay    "),
+			"yay"
+		)
+	end)
+	it("trim tabs", function()
+		assert.are.equal(
+			polyfill.trim("//forest		"),
+			"//forest"
+		)
+	end)
+	it("avoid trimming spaces in the middle", function()
+		assert.are.equal(
+			polyfill.trim("te   st     "),
+			"te   st"
+		)
+	end)
+end)
diff --git a/worldeditadditions/utils/strings/polyfill.lua b/worldeditadditions/utils/strings/polyfill.lua
index eb3d5af..d1599ed 100644
--- a/worldeditadditions/utils/strings/polyfill.lua
+++ b/worldeditadditions/utils/strings/polyfill.lua
@@ -42,6 +42,9 @@ if worldeditadditions then
 	worldeditadditions.trim = trim
 else
     return {
-        str_padend = str_padend
+        str_padend = str_padend,
+        str_padstart = str_padstart,
+		str_starts = str_starts,
+		trim = trim
     }
 end