From f9ead37d008e58daf1e3263298cfd4a1ab54d09c Mon Sep 17 00:00:00 2001
From: Waqas Hussain <waqas20@gmail.com>
Date: Fri, 15 Sep 2017 17:07:57 -0400
Subject: Port tests to the `busted` test runner

---
 spec/util_json_spec.lua | 70 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 spec/util_json_spec.lua

(limited to 'spec/util_json_spec.lua')

diff --git a/spec/util_json_spec.lua b/spec/util_json_spec.lua
new file mode 100644
index 00000000..b9c8ab8b
--- /dev/null
+++ b/spec/util_json_spec.lua
@@ -0,0 +1,70 @@
+
+local json = require "util.json";
+
+describe("util.json", function()
+	describe("#encode()", function()
+		it("should work", function()
+			local function test(f, j, e)
+				if e then
+					assert.are.equal(f(j), e);
+				end
+				assert.are.equal(f(j), f(json.decode(f(j))));
+			end
+			test(json.encode, json.null, "null")
+			test(json.encode, {}, "{}")
+			test(json.encode, {a=1});
+			test(json.encode, {a={1,2,3}});
+			test(json.encode, {1}, "[1]");
+		end);
+	end);
+
+	describe("#decode()", function()
+		it("should work", function()
+			local empty_array = json.decode("[]");
+			assert.are.equal(type(empty_array), "table");
+			assert.are.equal(#empty_array, 0);
+			assert.are.equal(next(empty_array), nil);
+		end);
+	end);
+
+	describe("testcases", function()
+
+		local valid_data = {};
+		local invalid_data = {};
+
+		local skip = "fail1.json fail9.json fail18.json fail15.json fail13.json fail25.json fail26.json fail27.json fail28.json fail17.json pass1.json";
+
+		setup(function()
+			local lfs = require "lfs";
+			local path = "spec/json";
+			for name in lfs.dir(path) do
+				if name:match("%.json$") then
+					local f = assert(io.open(path.."/"..name));
+					local content = assert(f:read("*a"));
+					assert(f:close());
+					if skip:find(name) then
+						-- Skip
+					elseif name:match("^pass") then
+						valid_data[name] = content;
+					elseif name:match("^fail") then
+						invalid_data[name] = content;
+					end
+				end
+			end
+		end)
+
+		it("should pass valid testcases", function()
+			for name, content in pairs(valid_data) do
+				local parsed, err = json.decode(content);
+				assert(parsed, name..": "..tostring(err));
+			end
+		end);
+
+		it("should fail invalid testcases", function()
+			for name, content in pairs(invalid_data) do
+				local parsed, err = json.decode(content);
+				assert(not parsed, name..": "..tostring(err));
+			end			
+		end);
+	end)
+end);
-- 
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