Refa: Move HTTP API tests to top-level test directory (#8042)

### What problem does this PR solve?

Move test cases only - CI still runs tests under sdk/python

### Type of change

- [x] Refactoring

test/utils/__init__.py

@@ -0,0 +1,63 @@
+#
+#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+import base64
+import functools
+import hashlib
+import time
+from pathlib import Path
+
+
+def encode_avatar(image_path):
+    with Path.open(image_path, "rb") as file:
+        binary_data = file.read()
+    base64_encoded = base64.b64encode(binary_data).decode("utf-8")
+    return base64_encoded
+
+
+def compare_by_hash(file1, file2, algorithm="sha256"):
+    def _calc_hash(file_path):
+        hash_func = hashlib.new(algorithm)
+        with open(file_path, "rb") as f:
+            while chunk := f.read(8192):
+                hash_func.update(chunk)
+        return hash_func.hexdigest()
+
+    return _calc_hash(file1) == _calc_hash(file2)
+
+
+def wait_for(timeout=10, interval=1, error_msg="Timeout"):
+    def decorator(func):
+        @functools.wraps(func)
+        def wrapper(*args, **kwargs):
+            start_time = time.time()
+            while True:
+                result = func(*args, **kwargs)
+                if result is True:
+                    return result
+                elapsed = time.time() - start_time
+                if elapsed > timeout:
+                    assert False, error_msg
+                time.sleep(interval)
+
+        return wrapper
+
+    return decorator
+
+
+def is_sorted(data, field, descending=True):
+    timestamps = [ds[field] for ds in data]
+    return all(a >= b for a, b in zip(timestamps, timestamps[1:])) if descending else all(a <= b for a, b in zip(timestamps, timestamps[1:]))

test/utils/file_utils.py

@@ -0,0 +1,107 @@
+#
+#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+import json
+
+from docx import Document  # pip install python-docx
+from openpyxl import Workbook  # pip install openpyxl
+from PIL import Image, ImageDraw  # pip install Pillow
+from pptx import Presentation  # pip install python-pptx
+from reportlab.pdfgen import canvas  # pip install reportlab
+
+
+def create_docx_file(path):
+    doc = Document()
+    doc.add_paragraph("这是一个测试 DOCX 文件。")
+    doc.save(path)
+    return path
+
+
+def create_excel_file(path):
+    wb = Workbook()
+    ws = wb.active
+    ws["A1"] = "测试 Excel 文件"
+    wb.save(path)
+    return path
+
+
+def create_ppt_file(path):
+    prs = Presentation()
+    slide = prs.slides.add_slide(prs.slide_layouts[0])
+    slide.shapes.title.text = "测试 PPT 文件"
+    prs.save(path)
+    return path
+
+
+def create_image_file(path):
+    img = Image.new("RGB", (100, 100), color="blue")
+    draw = ImageDraw.Draw(img)
+    draw.text((10, 40), "Test", fill="white")
+    img.save(path)
+    return path
+
+
+def create_pdf_file(path):
+    if not isinstance(path, str):
+        path = str(path)
+    c = canvas.Canvas(path)
+    c.drawString(100, 750, "测试 PDF 文件")
+    c.save()
+    return path
+
+
+def create_txt_file(path):
+    with open(path, "w", encoding="utf-8") as f:
+        f.write("这是测试 TXT 文件的内容。")
+    return path
+
+
+def create_md_file(path):
+    md_content = "# 测试 MD 文件\n\n这是一份 Markdown 格式的测试文件。"
+    with open(path, "w", encoding="utf-8") as f:
+        f.write(md_content)
+    return path
+
+
+def create_json_file(path):
+    data = {"message": "这是测试 JSON 文件", "value": 123}
+    with open(path, "w", encoding="utf-8") as f:
+        json.dump(data, f, indent=2)
+    return path
+
+
+def create_eml_file(path):
+    eml_content = (
+        "From: sender@example.com\n"
+        "To: receiver@example.com\n"
+        "Subject: 测试 EML 文件\n\n"
+        "这是一封测试邮件的内容。\n"
+    )
+    with open(path, "w", encoding="utf-8") as f:
+        f.write(eml_content)
+    return path
+
+
+def create_html_file(path):
+    html_content = (
+        "<html>\n"
+        "<head><title>测试 HTML 文件</title></head>\n"
+        "<body><h1>这是一个测试 HTML 文件</h1></body>\n"
+        "</html>"
+    )
+    with open(path, "w", encoding="utf-8") as f:
+        f.write(html_content)
+    return path

test/utils/hypothesis_utils.py

@@ -0,0 +1,28 @@
+#
+#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+
+import hypothesis.strategies as st
+
+
+@st.composite
+def valid_names(draw):
+    base_chars = "abcdefghijklmnopqrstuvwxyz_"
+    first_char = draw(st.sampled_from([c for c in base_chars if c.isalpha() or c == "_"]))
+    remaining = draw(st.text(alphabet=st.sampled_from(base_chars), min_size=0, max_size=128 - 2))
+
+    name = (first_char + remaining)[:128]
+    return name.encode("utf-8").decode("utf-8")