[action] add missing python script

This patch adds missing python script gen_coverage_badge.py

Signed-off-by: Yelin Jeong <[email protected]>

.github/workflows/gen_coverage_badge.py

@@ -0,0 +1,79 @@
+#!/usr/bin/env python3
+##
+# SPDX-License-Identifier: LGPL-2.1-only
+# Copyright (C) 2024 Samsung Electronics
+#
+# @file gen_github_badge_svg.py
+# @brief A tool for generating a github badge image in svg format
+# @author Wook Song <[email protected]>
+# @author Gichan Jang <[email protected]>
+# @note
+# usage :  python gen_badge.py {gcov-index-file} {output.svg}
+#
+import sys
+import os
+from bs4 import BeautifulSoup
+from pybadges import badge
+
+##
+# @brief Get a gradient colorcode from green to red of given value (scaled)
+# @param[in] val A value to be conveted to a gradient colorcode (i.e., #FFFFFF)
+# @param[in] scale A limit for the val, 0 <= val <= scale
+def get_code_g_y_r(val, scale):
+    """get_code_g_y_r(val, scale) -> str"""
+    if val <= 50:
+        red = 255
+        green = val * (255 / (float(scale) / 2))
+    else:
+        green = 255 * val / scale
+        red = 255 - (val - 50) * (255 / (float(scale) / 2))
+
+    rgb = (int(red), int(green), int(0))
+
+    return '#%02x%02x%02x' % rgb
+
+##
+# @brief Generate a github badge svg file representing code coverage
+# @param[in] html A concatenated string of the whole contents in index.html that is the result of LCOV
+# @param[in] path A file path to save the svg file
+def gen_coverage_badge(html, path):
+    #parse LCOV html
+    soup = BeautifulSoup(html, 'html.parser')
+    lines, line_hits, funcs, func_hits = \
+        soup.find('table').find_all('td', {'class': 'headerCovTableEntry'})
+    line_hits = float(line_hits.text)
+    lines = float(lines.text)
+    line_coverage = line_hits / lines
+    rgb_code = get_code_g_y_r(line_coverage * 100, 100)
+    coverage_str = str(format(line_coverage * 100, '.2f')) + '%'
+    s = badge(left_text='coverage', right_text=coverage_str, right_color=rgb_code)
+
+    file = open(path, "w")
+    file.write(s)
+    file.close()
+
+
+if __name__ == '__main__':
+    # argv[1]: [url/file] a path or url of LCOV html to get information for badge generation
+    # argv[2]: [file] a file path to save the generated svg file
+    if len(sys.argv) < 3:
+        exit(1)
+
+    str_html = ''
+    if os.path.isfile(sys.argv[1]):
+        with open(sys.argv[1], 'r') as f:
+            str_html = f.read()
+            if not BeautifulSoup(str_html, "html.parser").find():
+                exit(1)
+    else:
+        exit(1)
+
+    path_out_svg=''
+    if not os.access(os.path.dirname(sys.argv[2]) or os.getcwd(), os.W_OK):
+        exit(1)
+    else:
+        path_out_svg = os.path.abspath(sys.argv[2])
+        if os.path.isdir(path_out_svg) or os.path.islink(path_out_svg):
+          exit(1)
+
+    gen_coverage_badge(str_html, path_out_svg)