From f1454bbbd13a71da2005ff789cde2da0e9eb81f6 Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Thu, 22 Jan 2026 15:03:12 +0800
Subject: Adding tests.

---
 spec/outputs/test/comprehension_spec.lua  | 31 +++++++++++++++++++++++++++++++
 spec/outputs/test/destructure_spec.lua    | 29 +++++++++++++++++++++++++++++
 spec/outputs/test/format_spec.lua         | 14 +++++++++++++-
 spec/outputs/test/nil_coalescing_spec.lua | 23 +++++++++++++++++++++++
 spec/outputs/test/pipe_spec.lua           | 13 +++++++++++++
 spec/outputs/test/try_catch_spec.lua      | 17 +++++++++++++++++
 6 files changed, 126 insertions(+), 1 deletion(-)
 create mode 100644 spec/outputs/test/comprehension_spec.lua
 create mode 100644 spec/outputs/test/destructure_spec.lua
 create mode 100644 spec/outputs/test/nil_coalescing_spec.lua
 create mode 100644 spec/outputs/test/pipe_spec.lua
 create mode 100644 spec/outputs/test/try_catch_spec.lua

(limited to 'spec/outputs/test')

diff --git a/spec/outputs/test/comprehension_spec.lua b/spec/outputs/test/comprehension_spec.lua
new file mode 100644
index 0000000..a4682d5
--- /dev/null
+++ b/spec/outputs/test/comprehension_spec.lua
@@ -0,0 +1,31 @@
+return describe("comprehension", function()
+	return it("nested with filter", function()
+		local list = {
+			1,
+			2,
+			3
+		}
+		local out
+		do
+			local _accum_0 = { }
+			local _len_0 = 1
+			for _index_0 = 1, #list do
+				local i = list[_index_0]
+				if i % 2 == 1 then
+					for _index_1 = 1, #list do
+						local j = list[_index_1]
+						if j > i then
+							_accum_0[_len_0] = tostring(i) .. "-" .. tostring(j)
+							_len_0 = _len_0 + 1
+						end
+					end
+				end
+			end
+			out = _accum_0
+		end
+		return assert.same(out, {
+			"1-2",
+			"1-3"
+		})
+	end)
+end)
diff --git a/spec/outputs/test/destructure_spec.lua b/spec/outputs/test/destructure_spec.lua
new file mode 100644
index 0000000..4e18b02
--- /dev/null
+++ b/spec/outputs/test/destructure_spec.lua
@@ -0,0 +1,29 @@
+return describe("destructure", function()
+	return it("defaults and nested", function()
+		local t = {
+			a = 1,
+			b = {
+				c = 3
+			},
+			d = nil
+		}
+		local a, c, d, e = t.a, t.b.c, t.b.d, t.e
+		if d == nil then
+			d = 4
+		end
+		if e == nil then
+			e = 5
+		end
+		return assert.same({
+			a,
+			c,
+			d,
+			e
+		}, {
+			1,
+			3,
+			4,
+			5
+		})
+	end)
+end)
diff --git a/spec/outputs/test/format_spec.lua b/spec/outputs/test/format_spec.lua
index 898fa03..74a511d 100644
--- a/spec/outputs/test/format_spec.lua
+++ b/spec/outputs/test/format_spec.lua
@@ -94,7 +94,19 @@ local files = {
 	"spec/inputs/unicode/metatable.yue",
 	"spec/inputs/unicode/syntax.yue",
 	"spec/inputs/unicode/global.yue",
-	"spec/inputs/unicode/plus.yue"
+	"spec/inputs/unicode/plus.yue",
+	"spec/inputs/pipe_chain_combo.yue",
+	"spec/inputs/destructure_defaults.yue",
+	"spec/inputs/nil_coalesce_precedence.yue",
+	"spec/inputs/comprehension_nested.yue",
+	"spec/inputs/with_scope_shadow.yue",
+	"spec/inputs/export_mixed.yue",
+	"spec/inputs/unicode/pipe_chain_combo.yue",
+	"spec/inputs/test/destructure_spec.yue",
+	"spec/inputs/test/nil_coalescing_spec.yue",
+	"spec/inputs/test/pipe_spec.yue",
+	"spec/inputs/test/try_catch_spec.yue",
+	"spec/inputs/test/comprehension_spec.yue"
 }
 local yue = require("yue")
 local rewriteLineCol
diff --git a/spec/outputs/test/nil_coalescing_spec.lua b/spec/outputs/test/nil_coalescing_spec.lua
new file mode 100644
index 0000000..90b2a64
--- /dev/null
+++ b/spec/outputs/test/nil_coalescing_spec.lua
@@ -0,0 +1,23 @@
+local _anon_func_0 = function(a, b)
+	if a ~= nil then
+		return a
+	else
+		return b
+	end
+end
+local _anon_func_1 = function(a, c)
+	if a ~= nil then
+		return a
+	else
+		return c
+	end
+end
+return describe("nil coalescing", function()
+	return it("distinguish nil and false", function()
+		local a = nil
+		local b = false
+		local c = 0
+		assert.same((_anon_func_0(a, b)), false)
+		return assert.same((_anon_func_1(a, c)), 0)
+	end)
+end)
diff --git a/spec/outputs/test/pipe_spec.lua b/spec/outputs/test/pipe_spec.lua
new file mode 100644
index 0000000..3d797ed
--- /dev/null
+++ b/spec/outputs/test/pipe_spec.lua
@@ -0,0 +1,13 @@
+return describe("pipe", function()
+	return it("pipes through functions", function()
+		local f
+		f = function(x)
+			return x + 1
+		end
+		local g
+		g = function(x)
+			return x * 2
+		end
+		return assert.same((g(f(3))), 8)
+	end)
+end)
diff --git a/spec/outputs/test/try_catch_spec.lua b/spec/outputs/test/try_catch_spec.lua
new file mode 100644
index 0000000..2bcfc16
--- /dev/null
+++ b/spec/outputs/test/try_catch_spec.lua
@@ -0,0 +1,17 @@
+return describe("try/catch", function()
+	return it("catch and rethrow", function()
+		local ok, success, err = pcall(function()
+			return xpcall(function()
+				return error("boom")
+			end, function(e)
+				local _, result = pcall(function()
+					return error("wrap:" .. e:match("^.-:%d+:%s*(.*)$"))
+				end)
+				return result
+			end)
+		end)
+		assert.same(ok, true)
+		assert.same(success, false)
+		return assert.is_true(err:match("wrap:boom") ~= nil)
+	end)
+end)
-- 
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