Sync rectangles with problem-specifications (#1785)

exercises/practice/rectangles/.meta/test_template.tera

@@ -0,0 +1,19 @@
+{% for test in cases %}
+#[test]
+{% if loop.index != 1 -%}
+#[ignore]
+{% endif -%}
+fn test_{{ test.description | slugify | replace(from="-", to="_") }}() {
+    {% if test.input.strings | length > 1 -%}
+    #[rustfmt::skip]
+    {%- endif %}
+    let input = &[
+        {%- for row in test.input.strings %}
+        {{ row | json_encode }},
+        {%- endfor %}
+    ];
+    let output = {{ crate_name }}::{{ fn_names[0] }}(input);
+    let expected = {{ test.expected | json_encode() }};
+    assert_eq!(output, expected);
+}
+{% endfor -%}

exercises/practice/rectangles/.meta/tests.toml

@@ -1,3 +1,52 @@
-# This is an auto-generated file. Regular comments will be removed when this
-# file is regenerated. Regenerating will not touch any manually added keys,
-# so comments can be added in a "comment" key.
+# This is an auto-generated file.
+#
+# Regenerating this file via `configlet sync` will:
+# - Recreate every `description` key/value pair
+# - Recreate every `reimplements` key/value pair, where they exist in problem-specifications
+# - Remove any `include = true` key/value pair (an omitted `include` key implies inclusion)
+# - Preserve any other key/value pair
+#
+# As user-added comments (using the # character) will be removed when this file
+# is regenerated, comments can be added via a `comment` key.
+
+[485b7bab-4150-40aa-a8db-73013427d08c]
+description = "no rows"
+
+[076929ed-27e8-45dc-b14b-08279944dc49]
+description = "no columns"
+
+[0a8abbd1-a0a4-4180-aa4e-65c1b1a073fa]
+description = "no rectangles"
+
+[a4ba42e9-4e7f-4973-b7c7-4ce0760ac6cd]
+description = "one rectangle"
+
+[ced06550-83da-4d23-98b7-d24152e0db93]
+description = "two rectangles without shared parts"
+
+[5942d69a-a07c-41c8-8b93-2d13877c706a]
+description = "five rectangles with shared parts"
+
+[82d70be4-ab37-4bf2-a433-e33778d3bbf1]
+description = "rectangle of height 1 is counted"
+
+[57f1bc0e-2782-401e-ab12-7c01d8bfc2e0]
+description = "rectangle of width 1 is counted"
+
+[ef0bb65c-bd80-4561-9535-efc4067054f9]
+description = "1x1 square is counted"
+
+[e1e1d444-e926-4d30-9bf3-7d8ec9a9e330]
+description = "only complete rectangles are counted"
+
+[ca021a84-1281-4a56-9b9b-af14113933a4]
+description = "rectangles can be of different sizes"
+
+[51f689a7-ef3f-41ae-aa2f-5ea09ad897ff]
+description = "corner is required for a rectangle to be complete"
+
+[d78fe379-8c1b-4d3c-bdf7-29bfb6f6dc66]
+description = "large input with many rectangles"
+
+[6ef24e0f-d191-46da-b929-4faca24b4cd2]
+description = "rectangles must have four sides"

exercises/practice/rectangles/tests/rectangles.rs

@@ -1,143 +1,168 @@
-use rectangles::count;
-
 #[test]
-fn zero_area_1() {
-    let lines = &[];
-    assert_eq!(0, count(lines))
+fn test_no_rows() {
+    let input = &[];
+    let output = rectangles::count(input);
+    let expected = 0;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn zero_area_2() {
-    let lines = &[""];
-    assert_eq!(0, count(lines))
+fn test_no_columns() {
+    let input = &[""];
+    let output = rectangles::count(input);
+    let expected = 0;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn empty_area() {
-    let lines = &[" "];
-    assert_eq!(0, count(lines))
+fn test_no_rectangles() {
+    let input = &[" "];
+    let output = rectangles::count(input);
+    let expected = 0;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn one_rectangle() {
+fn test_one_rectangle() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "+-+",
         "| |",
         "+-+",
     ];
-    assert_eq!(1, count(lines))
+    let output = rectangles::count(input);
+    let expected = 1;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn two_rectangles_no_shared_parts() {
+fn test_two_rectangles_without_shared_parts() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "  +-+",
         "  | |",
         "+-+-+",
         "| |  ",
         "+-+  ",
     ];
-    assert_eq!(2, count(lines))
+    let output = rectangles::count(input);
+    let expected = 2;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn five_rectangles_three_regions() {
+fn test_five_rectangles_with_shared_parts() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "  +-+",
         "  | |",
         "+-+-+",
         "| | |",
         "+-+-+",
     ];
-    assert_eq!(5, count(lines))
+    let output = rectangles::count(input);
+    let expected = 5;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn rectangle_of_height_1() {
+fn test_rectangle_of_height_1_is_counted() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "+--+",
         "+--+",
     ];
-    assert_eq!(1, count(lines))
+    let output = rectangles::count(input);
+    let expected = 1;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn rectangle_of_width_1() {
+fn test_rectangle_of_width_1_is_counted() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "++",
         "||",
         "++",
     ];
-    assert_eq!(1, count(lines))
+    let output = rectangles::count(input);
+    let expected = 1;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn unit_square() {
+fn test_1x1_square_is_counted() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "++",
         "++",
     ];
-    assert_eq!(1, count(lines))
+    let output = rectangles::count(input);
+    let expected = 1;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn incomplete_rectangles() {
+fn test_only_complete_rectangles_are_counted() {
     #[rustfmt::skip]
-    let lines = &[
+    let input = &[
         "  +-+",
         "    |",
         "+-+-+",
         "| | -",
         "+-+-+",
     ];
-    assert_eq!(1, count(lines))
+    let output = rectangles::count(input);
+    let expected = 1;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn complicated() {
-    let lines = &[
+fn test_rectangles_can_be_of_different_sizes() {
+    #[rustfmt::skip]
+    let input = &[
         "+------+----+",
         "|      |    |",
         "+---+--+    |",
         "|   |       |",
         "+---+-------+",
     ];
-    assert_eq!(3, count(lines))
+    let output = rectangles::count(input);
+    let expected = 3;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn not_so_complicated() {
-    let lines = &[
+fn test_corner_is_required_for_a_rectangle_to_be_complete() {
+    #[rustfmt::skip]
+    let input = &[
         "+------+----+",
         "|      |    |",
         "+------+    |",
         "|   |       |",
         "+---+-------+",
     ];
-    assert_eq!(2, count(lines))
+    let output = rectangles::count(input);
+    let expected = 2;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn large_input_with_many_rectangles() {
-    let lines = &[
+fn test_large_input_with_many_rectangles() {
+    #[rustfmt::skip]
+    let input = &[
         "+---+--+----+",
         "|   +--+----+",
         "+---+--+    |",
@@ -147,19 +172,25 @@ fn large_input_with_many_rectangles() {
         "+------+  | |",
         "          +-+",
     ];
-    assert_eq!(60, count(lines))
+    let output = rectangles::count(input);
+    let expected = 60;
+    assert_eq!(output, expected);
 }
 
 #[test]
 #[ignore]
-fn three_rectangles_no_shared_parts() {
+fn test_rectangles_must_have_four_sides() {
     #[rustfmt::skip]
-    let lines = &[
-        "  +-+  ",
+    let input = &[
+        "+-+ +-+",
+        "| | | |",
+        "+-+-+-+",
         "  | |  ",
         "+-+-+-+",
         "| | | |",
         "+-+ +-+",
     ];
-    assert_eq!(3, count(lines))
+    let output = rectangles::count(input);
+    let expected = 5;
+    assert_eq!(output, expected);
 }