minesweeper: sync

exercises/practice/minesweeper/.meta/test_template.tera

@@ -0,0 +1,33 @@
+use minesweeper::*;
+
+{% for test in cases %}
+#[test]
+#[ignore]
+fn {{ test.description | make_ident }}() {
+    {% if test.input.minefield | length < 2 -%}
+    let input = &[
+        {%- for line in test.input.minefield %}
+        {{ line | json_encode() }},
+        {%- endfor %}
+    ];
+    let expected{% if test.expected | length == 0 %}: &[&str]{% endif %} = &[
+        {%- for line in test.expected %}
+        {{ line | json_encode() }},
+        {%- endfor %}
+    ];
+    {% else -%}
+    #[rustfmt::skip]
+    let (input, expected) = (&[
+        {%- for line in test.input.minefield %}
+        {{ line | json_encode() }},
+        {%- endfor %}
+    ], &[
+        {%- for line in test.expected %}
+        {{ line | json_encode() }},
+        {%- endfor %}
+    ]);
+    {% endif -%}
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
+}
+{% endfor -%}

exercises/practice/minesweeper/.meta/tests.toml

@@ -1,6 +1,13 @@
-# 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.
 
 [0c5ec4bd-dea7-4138-8651-1203e1cb9f44]
 description = "no rows"
@@ -11,6 +18,9 @@ description = "no columns"
 [6fbf8f6d-a03b-42c9-9a58-b489e9235478]
 description = "no mines"
 
+[61aff1c4-fb31-4078-acad-cd5f1e635655]
+description = "minefield with only mines"
+
 [84167147-c504-4896-85d7-246b01dea7c5]
 description = "mine surrounded by spaces"
 
@@ -31,3 +41,6 @@ description = "vertical line, mines at edges"
 
 [4b098563-b7f3-401c-97c6-79dd1b708f34]
 description = "cross"
+
+[04a260f1-b40a-4e89-839e-8dd8525abe0e]
+description = "large minefield"

exercises/practice/minesweeper/tests/minesweeper.rs

@@ -1,153 +1,190 @@
-use minesweeper::annotate;
-
-fn remove_annotations(board: &[&str]) -> Vec<String> {
-    board.iter().map(|r| remove_annotations_in_row(r)).collect()
-}
-
-fn remove_annotations_in_row(row: &str) -> String {
-    row.as_bytes()
-        .iter()
-        .map(|&ch| match ch {
-            b'*' => '*',
-            _ => ' ',
-        })
-        .collect()
-}
-
-fn run_test(test_case: &[&str]) {
-    let cleaned = remove_annotations(test_case);
-    let cleaned_strs = cleaned.iter().map(|r| &r[..]).collect::<Vec<_>>();
-    let expected = test_case.iter().map(|&r| r.to_string()).collect::<Vec<_>>();
-    assert_eq!(expected, annotate(&cleaned_strs));
-}
+use minesweeper::*;
 
 #[test]
 fn no_rows() {
-    #[rustfmt::skip]
-    run_test(&[
-    ]);
+    let input = &[];
+    let expected: &[&str] = &[];
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn no_columns() {
-    #[rustfmt::skip]
-    run_test(&[
-        "",
-    ]);
+    let input = &[""];
+    let expected = &[""];
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn no_mines() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "   ",
+        "   ",
+        "   ",
+    ], &[
         "   ",
         "   ",
         "   ",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
-fn board_with_only_mines() {
+fn minefield_with_only_mines() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "***",
+        "***",
+        "***",
+    ], &[
         "***",
         "***",
         "***",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn mine_surrounded_by_spaces() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "   ",
+        " * ",
+        "   ",
+    ], &[
         "111",
         "1*1",
         "111",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn space_surrounded_by_mines() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "***",
+        "* *",
+        "***",
+    ], &[
         "***",
         "*8*",
         "***",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn horizontal_line() {
-    #[rustfmt::skip]
-    run_test(&[
-        "1*2*1",
-    ]);
+    let input = &[" * * "];
+    let expected = &["1*2*1"];
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn horizontal_line_mines_at_edges() {
-    #[rustfmt::skip]
-    run_test(&[
-        "*1 1*",
-    ]);
+    let input = &["*   *"];
+    let expected = &["*1 1*"];
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn vertical_line() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        " ",
+        "*",
+        " ",
+        "*",
+        " ",
+    ], &[
         "1",
         "*",
         "2",
         "*",
         "1",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn vertical_line_mines_at_edges() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "*",
+        " ",
+        " ",
+        " ",
+        "*",
+    ], &[
         "*",
         "1",
         " ",
         "1",
         "*",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
 fn cross() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        "  *  ",
+        "  *  ",
+        "*****",
+        "  *  ",
+        "  *  ",
+    ], &[
         " 2*2 ",
         "25*52",
         "*****",
         "25*52",
         " 2*2 ",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }
 
 #[test]
 #[ignore]
-fn large_board() {
+fn large_minefield() {
     #[rustfmt::skip]
-    run_test(&[
+    let (input, expected) = (&[
+        " *  * ",
+        "  *   ",
+        "    * ",
+        "   * *",
+        " *  * ",
+        "      ",
+    ], &[
         "1*22*1",
         "12*322",
         " 123*2",
         "112*4*",
         "1*22*2",
         "111111",
     ]);
+    let actual = annotate(input);
+    assert_eq!(actual, expected);
 }