From ced5483f387915318dcdf1aed36b4cb6d2b0a31a Mon Sep 17 00:00:00 2001
From: Connor Skees <connor1skees@gmail.com>
Date: Sat, 31 Jul 2021 17:55:17 -0400
Subject: [PATCH] add hsl tests for different unit types

---
 tests/color_hsl.rs | 260 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 260 insertions(+)
 create mode 100644 tests/color_hsl.rs

diff --git a/tests/color_hsl.rs b/tests/color_hsl.rs
new file mode 100644
index 0000000..ec1ab8c
--- /dev/null
+++ b/tests/color_hsl.rs
@@ -0,0 +1,260 @@
+#[macro_use]
+mod macros;
+
+error!(
+    hsl_no_args,
+    "a {\n  color: hsl();\n}\n", "Error: Missing argument $channels."
+);
+error!(
+    hsla_no_args,
+    "a {\n  color: hsla();\n}\n", "Error: Missing argument $channels."
+);
+test!(
+    hsl_basic,
+    "a {\n  color: hsl(193, 67%, 99);\n}\n",
+    "a {\n  color: #fbfdfe;\n}\n"
+);
+test!(
+    hsla_basic,
+    "a {\n  color: hsla(193, 67%, 99, .6);\n}\n",
+    "a {\n  color: rgba(251, 253, 254, 0.6);\n}\n"
+);
+test!(
+    hsl_doesnt_care_about_units,
+    "a {\n  color: hsl(193deg, 67foo, 99%);\n}\n",
+    "a {\n  color: #fbfdfe;\n}\n"
+);
+test!(
+    hsl_named,
+    "a {\n  color: hsl($hue: 193, $saturation: 67%, $lightness: 99);\n}\n",
+    "a {\n  color: #fbfdfe;\n}\n"
+);
+test!(
+    hsl_four_args,
+    "a {\n  color: hsl(0, 0, 0, 0.456);\n}\n",
+    "a {\n  color: rgba(0, 0, 0, 0.456);\n}\n"
+);
+test!(
+    hsl_negative_hue,
+    "a {\n  color: hsl(-60deg, 100%, 50%);\n}\n",
+    "a {\n  color: fuchsia;\n}\n"
+);
+test!(
+    hsl_hue_above_max,
+    "a {\n  color: hsl(540, 100%, 50%);\n}\n",
+    "a {\n  color: aqua;\n}\n"
+);
+test!(
+    hsl_hue_below_min,
+    "a {\n  color: hsl(-540, 100%, 50%);\n}\n",
+    "a {\n  color: aqua;\n}\n"
+);
+test!(
+    hsla_named,
+    "a {\n  color: hsla($hue: 193, $saturation: 67%, $lightness: 99, $alpha: .6);\n}\n",
+    "a {\n  color: rgba(251, 253, 254, 0.6);\n}\n"
+);
+test!(
+    hue,
+    "a {\n  color: hue(hsl(193, 67%, 28%));\n}\n",
+    "a {\n  color: 193deg;\n}\n"
+);
+test!(
+    hue_maintains_value_when_created_through_hsl,
+    "a {\n  color: hue(hsl(0.544, 100%, 100%));\n}\n",
+    "a {\n  color: 0.544deg;\n}\n"
+);
+test!(
+    hue_red_equals_blue,
+    "a {\n  color: hue(rgb(1, 0, 1));\n}\n",
+    "a {\n  color: 300deg;\n}\n"
+);
+test!(
+    hue_of_360_becomes_0,
+    "a {\n  color: hue(hsl(360, 10%, 20%));\n}\n",
+    "a {\n  color: 0deg;\n}\n"
+);
+test!(
+    hue_green_equals_blue,
+    "a {\n  color: hue(rgb(0, 1, 1));\n}\n",
+    "a {\n  color: 180deg;\n}\n"
+);
+test!(
+    hue_green_is_1,
+    "a {\n  color: hue(rgb(0, 1, 0));\n}\n",
+    "a {\n  color: 120deg;\n}\n"
+);
+test!(
+    hue_rgb_all_equal,
+    "a {\n  color: hue(rgb(1, 1, 1));\n}\n",
+    "a {\n  color: 0deg;\n}\n"
+);
+test!(
+    saturation,
+    "a {\n  color: saturation(hsl(193, 67%, 28%));\n}\n",
+    "a {\n  color: 67%;\n}\n"
+);
+test!(
+    saturation_2,
+    "$a: hsl(1, 1, 10);\n\na {\n  color: saturation($a);\n}\n",
+    "a {\n  color: 1%;\n}\n"
+);
+test!(
+    lightness,
+    "a {\n  color: lightness(hsl(193, 67%, 28%));\n}\n",
+    "a {\n  color: 28%;\n}\n"
+);
+test!(
+    adjust_hue_positive,
+    "a {\n  color: adjust-hue(hsl(120, 30%, 90%), 60deg);\n}\n",
+    "a {\n  color: #deeded;\n}\n"
+);
+test!(
+    adjust_hue_negative,
+    "a {\n  color: adjust-hue(hsl(120, 30%, 90%), -60deg);\n}\n",
+    "a {\n  color: #ededde;\n}\n"
+);
+test!(
+    adjust_hue_3_hex,
+    "a {\n  color: adjust-hue(#811, 45deg);\n}\n",
+    "a {\n  color: #886a11;\n}\n"
+);
+test!(
+    adjust_hue_named_args,
+    "a {\n  color: adjust-hue($color: hsl(120, 30%, 90%), $degrees: 60deg);\n}\n",
+    "a {\n  color: #deeded;\n}\n"
+);
+test!(
+    lighten_named_args,
+    "a {\n  color: lighten($color: hsl(0, 0%, 0%), $amount: 30%);\n}\n",
+    "a {\n  color: #4d4d4d;\n}\n"
+);
+test!(
+    lighten_basic,
+    "a {\n  color: lighten(hsl(0, 0%, 0%), 30%);\n}\n",
+    "a {\n  color: #4d4d4d;\n}\n"
+);
+test!(
+    lighten_3_hex,
+    "a {\n  color: lighten(#800, 20%);\n}\n",
+    // eventually, this should become `#e00`
+    // blocked on recognizing when to use 3-hex over 6-hex
+    "a {\n  color: #ee0000;\n}\n"
+);
+test!(
+    darken_named_args,
+    "a {\n  color: darken($color: hsl(25, 100%, 80%), $amount: 30%);\n}\n",
+    "a {\n  color: #ff6a00;\n}\n"
+);
+test!(
+    darken_basic,
+    "a {\n  color: darken(hsl(25, 100%, 80%), 30%);\n}\n",
+    "a {\n  color: #ff6a00;\n}\n"
+);
+test!(
+    darken_3_hex,
+    "a {\n  color: darken(#800, 20%);\n}\n",
+    // eventually, this should become `#200`
+    // blocked on recognizing when to use 3-hex over 6-hex
+    "a {\n  color: #220000;\n}\n"
+);
+test!(
+    saturate_named_args,
+    "a {\n  color: saturate($color: hsl(25, 100%, 80%), $amount: 30%);\n}\n",
+    "a {\n  color: #ffc499;\n}\n"
+);
+test!(
+    saturate_one_arg,
+    "a {\n  color: saturate($amount: 50%);\n}\n",
+    "a {\n  color: saturate(50%);\n}\n"
+);
+test!(
+    saturate_basic,
+    "a {\n  color: saturate(hsl(120, 30%, 90%), 20%);\n}\n",
+    "a {\n  color: #d9f2d9;\n}\n"
+);
+test!(
+    saturate_3_hex,
+    "a {\n  color: saturate(#855, 20%);\n}\n",
+    "a {\n  color: #9e3f3f;\n}\n"
+);
+test!(
+    desaturate_named_args,
+    "a {\n  color: desaturate($color: hsl(25, 100%, 80%), $amount: 30%);\n}\n",
+    "a {\n  color: #f0c6a8;\n}\n"
+);
+test!(
+    desaturate_basic,
+    "a {\n  color: desaturate(hsl(120, 30%, 90%), 20%);\n}\n",
+    "a {\n  color: #e3e8e3;\n}\n"
+);
+test!(
+    desaturate_3_hex,
+    "a {\n  color: desaturate(#855, 20%);\n}\n",
+    "a {\n  color: #726b6b;\n}\n"
+);
+test!(
+    desaturate_correctly_calculates_hue,
+    "a {\n  color: desaturate(plum, 14%);\n}\n",
+    "a {\n  color: #d4a9d4;\n}\n"
+);
+test!(
+    negative_values_in_hsl,
+    "a {\n  color: hsl(-1 -1 -1);\n}\n",
+    "a {\n  color: black;\n}\n"
+);
+test!(
+    hsla_becomes_named_color,
+    "a {\n  color: hsla(0deg, 100%, 50%);\n}\n",
+    "a {\n  color: red;\n}\n"
+);
+test!(
+    hsl_special_fn_4_arg_maintains_units,
+    "a {\n  color: hsl(1, 0.02, 3%, max(0.4));\n}\n",
+    "a {\n  color: hsl(1, 0.02, 3%, max(0.4));\n}\n"
+);
+test!(
+    hsl_special_fn_3_arg_maintains_units,
+    "a {\n  color: hsl(1, 0.02, max(0.4));\n}\n",
+    "a {\n  color: hsl(1, 0.02, max(0.4));\n}\n"
+);
+test!(
+    hsla_special_fn_1_arg_is_not_list,
+    "a {\n  color: hsla(var(--foo));\n}\n",
+    "a {\n  color: hsla(var(--foo));\n}\n"
+);
+test!(
+    hue_of_rgb_is_negative,
+    "a {\n  color: hue(rgb(255, 0, 1));\n}\n",
+    "a {\n  color: 359.7647058824deg;\n}\n"
+);
+test!(
+    saturation_of_rgb_all_channels_equal,
+    "a {\n  color: saturation(rgb(125, 125, 125));\n}\n",
+    "a {\n  color: 0%;\n}\n"
+);
+test!(
+    saturation_of_rgb_min_and_max_above_1,
+    "a {\n  color: saturation(rgb(255, 248, 248));\n}\n",
+    "a {\n  color: 100%;\n}\n"
+);
+test!(
+    saturation_of_rgb_min_and_max_below_1,
+    "a {\n  color: saturation(rgb(88, 88, 87));\n}\n",
+    "a {\n  color: 0.5714285714%;\n}\n"
+);
+test!(
+    hsl_with_turn_unit,
+    "a {\n  color: hsl(8turn, 25%, 50%);\n}\n",
+    "a {\n  color: #9f6860;\n}\n"
+);
+test!(
+    hsl_with_rad_unit,
+    "a {\n  color: hsl(8rad, 25%, 50%);\n}\n",
+    "a {\n  color: #9f6860;\n}\n"
+);
+test!(
+    hsl_with_grad_unit,
+    "a {\n  color: hsl(8grad, 25%, 50%);\n}\n",
+    "a {\n  color: #9f6860;\n}\n"
+);