bites 86

Author: [email protected]

.gitignore

@@ -42,3 +42,4 @@
 /36/README.md
 /10/README.md
 /62/README.md
+/86/README.md

86/rgb2hex.py

@@ -0,0 +1,9 @@
+def rgb_to_hex(rgb):
+    """Receives (r, g, b)  tuple, checks if each rgb int is within RGB
+       boundaries (0, 255) and returns its converted hex, for example:
+       Silver: input tuple = (192,192,192) -> output hex str = #C0C0C0"""
+    if rgb[0] > 255 or rgb[1] > 255 or rgb[2] > 255:
+        raise ValueError
+    return '#'+format(rgb[0],'02X') + format(rgb[1],'02X') + format(rgb[2],'02X')
+
+# print(rgb_to_hex((255,255,0)))

86/test_rgb2hex.py

@@ -0,0 +1,33 @@
+import pytest
+
+from rgb2hex import rgb_to_hex
+
+
+@pytest.mark.parametrize("rgb, hex_", [
+    # https://www.rapidtables.com/web/color/RGB_Color.html
+    ((0, 0, 0), '#000000'),  # black
+    ((255, 255, 255), '#FFFFFF'),  # white
+    ((255, 0, 0), '#FF0000'),  # red
+    ((0, 255, 0), '#00FF00'),  # lime
+    ((0, 0, 255), '#0000FF'),  # blue
+    ((255, 255, 0), '#FFFF00'),  # yellow
+    ((0, 255, 255), '#00FFFF'),  # cyan / aqua
+    ((255, 0, 255), '#FF00FF'),  # magenta / fuchsia
+    ((192, 192, 192), '#C0C0C0'),  # silver
+    ((128, 128, 128), '#808080'),  # gray
+    ((128, 0, 0), '#800000'),  # maroon
+    ((128, 128, 0), '#808000'),  # olive
+    ((0, 128, 0), '#008000'),  # green
+    ((128, 0, 128), '#800080'),  # purple
+    ((0, 128, 128), '#008080'),  # teal
+    ((0, 0, 128), '#000080'),  # navy
+])
+def test_rgb_to_hex(rgb, hex_):
+    assert rgb_to_hex(rgb) == hex_
+
+
+def test_wrong_values():
+    with pytest.raises(ValueError):
+        rgb_to_hex((-1, 100, 100))
+        rgb_to_hex((100, 300, 200))
+        rgb_to_hex((100, 200, 256))