1 files changed, 82 insertions, 0 deletions
diff --git a/mac/.config/mpv/script-modules/utf8/test/context_runtime.lua b/mac/.config/mpv/script-modules/utf8/test/context_runtime.lua
new file mode 100644
index 0000000..9a177bf
--- /dev/null
+++ b/mac/.config/mpv/script-modules/utf8/test/context_runtime.lua
@@ -0,0 +1,82 @@
+local utf8 = require("init"):init()
+
+local context = utf8:require('context.runtime')
+
+local equals = require('test.util').equals
+local assert = require('test.util').assert
+local assert_equals = require('test.util').assert_equals
+
+local ctx_en
+local ctx_ru
+local function setup()
+  ctx_en = context.new({str = 'asdf'})
+  ctx_ru = context.new({str = 'фыва'})
+end
+
+local test_get_char = (function()
+  setup()
+
+  assert_equals('a', ctx_en:get_char())
+  assert_equals('ф', ctx_ru:get_char())
+end)()
+
+local test_get_charcode = (function()
+  setup()
+
+  assert_equals(utf8.byte'a', ctx_en:get_charcode())
+  assert_equals(utf8.byte'ф', ctx_ru:get_charcode())
+end)()
+
+local test_next_char = (function()
+  setup()
+
+  assert_equals(1, ctx_en.pos)
+  assert_equals(1, ctx_ru.pos)
+
+  ctx_ru:next_char()
+  ctx_en:next_char()
+
+  assert_equals(2, ctx_en.pos)
+  assert_equals(2, ctx_ru.pos)
+
+  assert_equals('s', ctx_en:get_char())
+  assert_equals('ы', ctx_ru:get_char())
+  assert_equals(utf8.byte's', ctx_en:get_charcode())
+  assert_equals(utf8.byte'ы', ctx_ru:get_charcode())
+end)()
+
+local test_clone = (function()
+  setup()
+
+  local clone = ctx_en:clone()
+
+  assert(getmetatable(clone) == getmetatable(ctx_en))
+  assert_equals(clone, ctx_en)
+
+  ctx_en:next_char()
+
+  assert_equals('a', clone:get_char())
+  assert_equals('s', ctx_en:get_char())
+
+end)()
+
+local test_last_char = (function()
+  ctx_en = context.new({str = 'asdf', pos = 4})
+  ctx_ru = context.new({str = 'фыва', pos = 4})
+
+  assert_equals('f', ctx_en:get_char())
+  assert_equals('а', ctx_ru:get_char())
+
+  ctx_ru:next_char()
+  ctx_en:next_char()
+
+  assert_equals(5, ctx_en.pos)
+  assert_equals(5, ctx_ru.pos)
+
+  assert_equals("", ctx_en:get_char())
+  assert_equals("", ctx_ru:get_char())
+  assert_equals(nil, ctx_en:get_charcode())
+  assert_equals(nil, ctx_ru:get_charcode())
+end)()
+
+print('OK')