diff options
| -rw-r--r-- | spec/04-term_spec.lua | 147 |
1 files changed, 142 insertions, 5 deletions
diff --git a/spec/04-term_spec.lua b/spec/04-term_spec.lua index 83750ec..b6e0daf 100644 --- a/spec/04-term_spec.lua +++ b/spec/04-term_spec.lua @@ -324,9 +324,12 @@ describe("Terminal:", function() - pending("termsize()", function() + describe("termsize() #manual", function() - pending("sets the consoleflags, if called with flags", function() + it("gets the terminal size", function() + local w, h = system.termsize() + assert.is_number(w) + assert.is_number(h) end) end) @@ -407,13 +410,147 @@ describe("Terminal:", function() - pending("readkey()", function() + describe("keyboard input", function() + + local old_readkey = system._readkey + local current_buffer + local function setbuffer(str) + assert(type(str) == "string", "setbuffer() expects a string") + if str == "" then + current_buffer = nil + else + current_buffer = str + end + end + + + setup(function() + system._readkey = function() + if not current_buffer then + return nil + end + local ch = current_buffer:byte(1, 1) + if #current_buffer == 1 then + current_buffer = nil + else + current_buffer = current_buffer:sub(2, -1) + end + return ch + end + end) + + + teardown(function() + system._readkey = old_readkey + end) + + + + describe("readkey()", function() + + it("fails without a timeout", function() + assert.has.error(function() + system.readkey() + end, "arg #1 to readkey, expected timeout in seconds, got nil") + end) + + + it("reads a single byte for single-byte characters", function() + setbuffer("abc") + assert.equals(string.byte("a"), system.readkey(0)) + assert.equals(string.byte("b"), system.readkey(0)) + assert.equals(string.byte("c"), system.readkey(0)) + end) + + + it("reads a single byte for multi-byte chars", function() + setbuffer(string.char(226, 130, 172) .. -- "€" single + string.char(240, 159, 154, 128)) -- "🚀" double + assert.equals(226, system.readkey(0)) + assert.equals(130, system.readkey(0)) + assert.equals(172, system.readkey(0)) + assert.equals(240, system.readkey(0)) + assert.equals(159, system.readkey(0)) + assert.equals(154, system.readkey(0)) + assert.equals(128, system.readkey(0)) + end) + + + it("times out", function() + setbuffer("") + local timing = system.gettime() + assert.same({ nil, "timeout" }, { system.readkey(0.5) }) + + timing = system.gettime() - timing + -- assert.is.near(0.5, timing, 0.1) -- this works in CI for Unix and Windows, but not MacOS (locally it passes) + assert.is.near(1, timing, 0.5) -- this also works for MacOS in CI + end) + + end) + + + + describe("readansi()", function() + + it("fails without a timeout", function() + assert.has.error(function() + system.readansi() + end, "arg #1 to readansi, expected timeout in seconds, got nil") + end) + + + it("reads a single byte for single-byte characters", function() + setbuffer("abc") + assert.are.same({"a", "char"}, {system.readansi(0)}) + assert.are.same({"b", "char"}, {system.readansi(0)}) + assert.are.same({"c", "char"}, {system.readansi(0)}) + end) + + + it("reads a multi-byte characters one at a time", function() + setbuffer(string.char(226, 130, 172) .. -- "€" single + string.char(240, 159, 154, 128)) -- "🚀" double + assert.are.same({"€", "char"}, {system.readansi(0)}) + assert.are.same({"🚀", "char"}, {system.readansi(0)}) + end) - end) + it("reads ANSI escape sequences, marked by '<esc>['", function() + setbuffer("\27[A\27[B\27[C\27[D") + assert.are.same({"\27[A", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27[B", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27[C", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27[D", "ansi"}, {system.readansi(0)}) + end) - pending("readansi()", function() + it("reads ANSI escape sequences, marked by '<esc>O'", function() + setbuffer("\27OA\27OB\27OC\27OD") + assert.are.same({"\27OA", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27OB", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27OC", "ansi"}, {system.readansi(0)}) + assert.are.same({"\27OD", "ansi"}, {system.readansi(0)}) + end) + + + it("returns a single <esc> character if no sequence is found", function() + setbuffer("\27\27[A") + assert.are.same({"\27", "char"}, {system.readansi(0)}) + assert.are.same({"\27[A", "ansi"}, {system.readansi(0)}) + end) + + + it("times out", function() + setbuffer("") + local timing = system.gettime() + assert.same({ nil, "timeout" }, { system.readansi(0.5) }) + + timing = system.gettime() - timing + -- assert.is.near(0.5, timing, 0.1) -- this works in CI for Unix and Windows, but not MacOS (locally it passes) + assert.is.near(1, timing, 0.5) -- this also works for MacOS in CI + end) + + end) end) |