From ce9fd9bdca0caa6a33ce37a01f41593ca42ba95b Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Mon, 2 Apr 2018 22:44:25 +1000
Subject: Start moving test suite from tape => jest

---
 test/lutf8lib.test.js | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 test/lutf8lib.test.js

(limited to 'test/lutf8lib.test.js')

diff --git a/test/lutf8lib.test.js b/test/lutf8lib.test.js
new file mode 100644
index 0000000..d2d51b3
--- /dev/null
+++ b/test/lutf8lib.test.js
@@ -0,0 +1,97 @@
+"use strict";
+
+const lua = require("../src/lua.js");
+const lauxlib = require("../src/lauxlib.js");
+const lualib = require("../src/lualib.js");
+const {to_luastring} = require("../src/fengaricore.js");
+
+test('utf8.offset', () => {
+    let L = lauxlib.luaL_newstate();
+    if (!L) throw Error("failed to create lua state");
+
+    let luaCode = `
+        return utf8.offset("( ͡° ͜ʖ ͡° )", 5)
+    `;
+    {
+        lualib.luaL_openlibs(L);
+        expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
+        lua.lua_call(L, 0, -1);
+    }
+
+    expect(lua.lua_tointeger(L, -1)).toBe(7);
+});
+
+
+test('utf8.codepoint', () => {
+    let L = lauxlib.luaL_newstate();
+    if (!L) throw Error("failed to create lua state");
+
+    let luaCode = `
+        return utf8.codepoint("( ͡° ͜ʖ ͡° )", 5, 8)
+    `;
+    {
+        lualib.luaL_openlibs(L);
+        expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
+        lua.lua_call(L, 0, -1);
+    }
+
+    expect(lua.lua_tointeger(L, -3)).toBe(176);
+    expect(lua.lua_tointeger(L, -2)).toBe(32);
+    expect(lua.lua_tointeger(L, -1)).toBe(860);
+});
+
+
+test('utf8.char', () => {
+    let L = lauxlib.luaL_newstate();
+    if (!L) throw Error("failed to create lua state");
+
+    let luaCode = `
+        return utf8.char(40, 32, 865, 176, 32, 860, 662, 32, 865, 176, 32, 41)
+    `;
+    {
+        lualib.luaL_openlibs(L);
+        expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
+        lua.lua_call(L, 0, -1);
+    }
+
+    expect(lua.lua_tojsstring(L, -1)).toBe("( ͡° ͜ʖ ͡° )");
+});
+
+
+test('utf8.len', () => {
+    let L = lauxlib.luaL_newstate();
+    if (!L) throw Error("failed to create lua state");
+
+    let luaCode = `
+        return utf8.len("( ͡° ͜ʖ ͡° )")
+    `;
+    {
+        lualib.luaL_openlibs(L);
+        expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
+        lua.lua_call(L, 0, -1);
+    }
+
+    expect(lua.lua_tointeger(L, -1)).toBe(12);
+});
+
+
+test('utf8.codes', () => {
+    let L = lauxlib.luaL_newstate();
+    if (!L) throw Error("failed to create lua state");
+
+    let luaCode = `
+        local s = "( ͡° ͜ʖ ͡° )"
+        local results = ""
+        for p, c in utf8.codes(s) do
+            results = results .. "[" .. p .. "," .. c .. "] "
+        end
+        return results
+    `;
+    {
+        lualib.luaL_openlibs(L);
+        expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
+        lua.lua_call(L, 0, -1);
+    }
+
+    expect(lua.lua_tojsstring(L, -1)).toBe("[1,40] [2,32] [3,865] [5,176] [7,32] [8,860] [10,662] [12,32] [13,865] [15,176] [17,32] [18,41] ");
+});
-- 
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