chore: import upstream snapshot with attribution

python/tests/unit/template_engine/blocks/test_text_block.py

@@ -0,0 +1,95 @@
+# Copyright (c) Microsoft. All rights reserved.
+
+
+import pytest
+
+from semantic_kernel.functions.kernel_arguments import KernelArguments
+from semantic_kernel.kernel import Kernel
+from semantic_kernel.template_engine.blocks.block_types import BlockTypes
+from semantic_kernel.template_engine.blocks.text_block import TextBlock
+
+
+def test_init():
+    text_block = TextBlock.from_text(text="test text")
+    assert text_block.content == "test text"
+
+
+def test_init_with_just_start_index():
+    text_block = TextBlock.from_text(text="test text", start_index=2)
+    assert text_block.content == "st text"
+
+
+def test_init_with_just_stop_index():
+    text_block = TextBlock.from_text(text="test text", stop_index=2)
+    assert text_block.content == "te"
+
+
+def test_init_with_start_index_greater_than_stop_index():
+    with pytest.raises(ValueError):
+        TextBlock.from_text(text="test text", start_index=2, stop_index=1)
+
+
+def test_init_with_start_stop_indices():
+    text_block = TextBlock.from_text(text="test text", start_index=0, stop_index=4)
+    assert text_block.content == "test"
+
+
+def test_init_with_start_index_less_than_zero():
+    with pytest.raises(ValueError):
+        TextBlock.from_text(text="test text", start_index=-1, stop_index=1)
+
+
+def test_init_with_negative_stop_index():
+    text_block = TextBlock.from_text(text="test text", stop_index=-1)
+    assert text_block.content == "test tex"
+
+
+def test_type_property():
+    text_block = TextBlock.from_text(text="test text")
+    assert text_block.type == BlockTypes.TEXT
+
+
+def test_render():
+    text_block = TextBlock.from_text(text="test text")
+    rendered_value = text_block.render(Kernel(), KernelArguments())
+    assert rendered_value == "test text"
+
+
+@pytest.mark.parametrize(
+    ("input_", "output"),
+    [
+        (None, ""),
+        ("", ""),
+        (" ", " "),
+        ("  ", "  "),
+        ("   ", "   "),
+        (" \n", " \n"),
+        (" \t", " \t"),
+        (" \r", " \r"),
+    ],
+    ids=["None", "empty", "space", "two_spaces", "three_spaces", "space_newline", "space_tab", "space_carriage_return"],
+)
+def test_preserves_empty_values(input_, output):
+    assert output == TextBlock.from_text(text=input_).content
+
+
+@pytest.mark.parametrize(
+    ("input_", "output"),
+    [
+        (None, ""),
+        ("", ""),
+        (" ", " "),
+        ("  ", "  "),
+        ("   ", "   "),
+        (" \n", " \n"),
+        (" \t", " \t"),
+        (" \r", " \r"),
+        ("test", "test"),
+        (" \nabc", " \nabc"),
+        ("'x'", "'x'"),
+        ('"x"', '"x"'),
+        ("\"'x'\"", "\"'x'\""),
+    ],
+)
+def test_renders_the_content_as_it(input_, output):
+    assert TextBlock.from_text(text=input_).render() == output