From e488b75737f0d691b606b4ac00afcae2ea4ed7b0 Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Fri, 22 May 2020 01:31:01 +0200
Subject: Add tests for text_buffer

---
 test/test_text_buffer.py | 157 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 157 insertions(+)
 create mode 100644 test/test_text_buffer.py

diff --git a/test/test_text_buffer.py b/test/test_text_buffer.py
new file mode 100644
index 00000000..8e9829f4
--- /dev/null
+++ b/test/test_text_buffer.py
@@ -0,0 +1,157 @@
+"""
+Tests for the TextBuffer class
+"""
+from pytest import fixture
+
+from poezio.text_buffer import (
+    TextBuffer,
+    HistoryGap,
+)
+
+from poezio.ui.types import (
+    Message,
+    BaseMessage,
+    MucOwnJoinMessage,
+    MucOwnLeaveMessage,
+)
+
+
+@fixture(scope='function')
+def buf2048():
+    return TextBuffer(2048)
+
+@fixture(scope='function')
+def msgs_nojoin():
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    leave = MucOwnLeaveMessage('leave')
+    return [msg1, msg2, leave]
+
+
+@fixture(scope='function')
+def msgs_noleave():
+    join = MucOwnJoinMessage('join')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    return [join, msg3, msg4]
+
+
+def test_last_message(buf2048):
+    msg = BaseMessage('toto')
+    buf2048.add_message(BaseMessage('titi'))
+    buf2048.add_message(msg)
+    assert buf2048.last_message is msg
+
+
+def test_message_nb_limit():
+    buf = TextBuffer(5)
+    for i in range(10):
+        buf.add_message(BaseMessage("%s" % i))
+    assert len(buf.messages) == 5
+
+
+def test_find_gap(buf2048, msgs_noleave):
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    leave = MucOwnLeaveMessage('leave')
+    join = MucOwnJoinMessage('join')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    msgs = [msg1, msg2, leave, join, msg3, msg4]
+    for msg in msgs:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert gap.leave_message == leave
+    assert gap.join_message == join
+    assert gap.last_timestamp_before_leave == msg2.time
+    assert gap.first_timestamp_after_join == msg3.time
+
+
+def test_find_gap_already_filled(buf2048):
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    leave = MucOwnLeaveMessage('leave')
+    msg5 = Message('5', 'g')
+    msg6 = Message('6', 'h')
+    join = MucOwnJoinMessage('join')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    msgs = [msg1, msg2, leave, msg5, msg6, join, msg3, msg4]
+    for msg in msgs:
+        buf2048.add_message(msg)
+    assert buf2048.find_last_gap_muc() is None
+
+
+def test_find_gap_noleave(buf2048, msgs_noleave):
+    for msg in msgs_noleave:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert gap.leave_message is None
+    assert gap.last_timestamp_before_leave is None
+    assert gap.join_message == msgs_noleave[0]
+    assert gap.first_timestamp_after_join == msgs_noleave[1].time
+
+
+def test_find_gap_nojoin(buf2048, msgs_nojoin):
+    for msg in msgs_nojoin:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert gap.leave_message == msgs_nojoin[-1]
+    assert gap.join_message is None
+    assert gap.last_timestamp_before_leave == msgs_nojoin[1].time
+
+
+def test_get_gap_index(buf2048):
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    leave = MucOwnLeaveMessage('leave')
+    join = MucOwnJoinMessage('join')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    msgs = [msg1, msg2, leave, join, msg3, msg4]
+    for msg in msgs:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert buf2048.get_gap_index(gap) == 3
+
+
+def test_get_gap_index_nojoin(buf2048, msgs_nojoin):
+    for msg in msgs_nojoin:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert buf2048.get_gap_index(gap) == 3
+
+
+def test_get_gap_index_noleave(buf2048, msgs_noleave):
+    for msg in msgs_noleave:
+        buf2048.add_message(msg)
+    gap = buf2048.find_last_gap_muc()
+    assert buf2048.get_gap_index(gap) == 0
+
+
+def test_add_history_messages(buf2048):
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    leave = MucOwnLeaveMessage('leave')
+    join = MucOwnJoinMessage('join')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    msgs = [msg1, msg2, leave, join, msg3, msg4]
+    for msg in msgs:
+        buf2048.add_message(msg)
+    msg5 = Message('5', 'g')
+    msg6 = Message('6', 'h')
+    gap = buf2048.find_last_gap_muc()
+    buf2048.add_history_messages([msg5, msg6], gap=gap)
+    assert buf2048.messages == [msg1, msg2, leave, msg5, msg6, join, msg3, msg4]
+
+
+def test_add_history_empty(buf2048):
+    msg1 = Message('1', 'q')
+    msg2 = Message('2', 's')
+    msg3 = Message('3', 'd')
+    msg4 = Message('4', 'f')
+    buf2048.add_message(msg1)
+    buf2048.add_history_messages([msg2, msg3, msg4])
+    assert buf2048.messages == [msg2, msg3, msg4, msg1]
+
-- 
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