feat: /new_creative tg_bot

tests/test_creative_text_formatting.py

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+"""Tests for creative text formatting helpers."""
+
+from src.usecase.creative.text_formatting import prepare_creative_text_html
+
+
+def test_placeholder_is_replaced_with_custom_tag() -> None:
+    source = 'Подписывайтесь: {link}!'
+    assert prepare_creative_text_html(source) == 'Подписывайтесь: <a class="tg-link"></a>!'
+
+
+def test_label_placeholder_is_wrapped() -> None:
+    source = 'Жми [сюда]{link} скорее'
+    assert prepare_creative_text_html(source) == 'Жми <a class="tg-link">сюда</a> скорее'
+
+
+def test_placeholder_replacement_is_case_insensitive() -> None:
+    source = 'Первый {LINK}, второй {Link}.'
+    expected = 'Первый <a class="tg-link"></a>, второй <a class="tg-link"></a>.'
+    assert prepare_creative_text_html(source) == expected
+
+
+def test_plain_html_left_untouched() -> None:
+    source = '<b>Жми</b> и <i>делись</i>'
+    assert prepare_creative_text_html(source) == source