Add a test for ABC144-D

Author: qryxip

examples/abc144-d.rs

@@ -0,0 +1,23 @@
+// https://atcoder.jp/contests/abc144/tasks/abc144_d
+
+use defmac::defmac;
+
+use std::f64::consts::PI;
+use std::io::{self, Read as _};
+
+fn main() {
+    let mut input = "".to_owned();
+    io::stdin().read_to_string(&mut input).unwrap();
+    let mut input = input.split_whitespace();
+    defmac!(read => input.next().unwrap().parse().unwrap());
+
+    let (a, b, x): (f64, f64, f64) = (read!(), read!(), read!());
+
+    let ans = 180.0 / PI
+        * if x >= (a.powi(2) * b) / 2.0 {
+            libm::atan2(2.0 * (a.powi(2) * b - x), a.powi(3))
+        } else {
+            PI / 2.0 - libm::atan2(2.0 * x, a * b.powi(2))
+        };
+    println!("{}", ans);
+}

examples/tests.ron

@@ -1,59 +1,63 @@
-// 手元でDropboxのテストケース（ある場合）で確認し、Gitに含めるのはそのうちサンプルのみ。
-// CI上でもサンプルだけテストする。（Dropboxから引っ張るのも面倒だし何より誰のアカウントを使うかという問題がある）
+// 手元でDropboxのテストケース（ある場合）で確認し、サンプルに含まれていないやつが大きいときはそれらをGitに入れない。
+// その場合CI上でもサンプルだけテストする。（Dropboxから引っ張るのも面倒だし何より誰のアカウントを使うかという問題がある）
 
 (
     tests: {
         "apg4b-a": (
             name: "APG4b: A - 1.00.はじめに",
-            matching: ExactWhole,
+            matching: Exact,
         ),
         "apg4b-ex25": (
             name: "APG4b: EX25 - 集合の操作 / 3.05",
-            matching: ExactWords,
+            matching: Words,
         ),
         "apg4b-ex26": (
             name: "APG4b: EX26 - 電卓を作ろう3 / 3.06",
-            matching: ExactWords,
+            matching: Exact,
         ),
         "practice-a": (
             name: "practice contest: A - Welcome to AtCoder",
-            matching: ExactWords,
+            matching: Words,
         ),
         "atc001-b": (
             name: "ATC001: B - Union Find",
-            matching: ExactWords,
+            matching: Words,
         ),
         "atc002-b": (
             name: "ATC002: B - n^p mod m",
-            matching: ExactWords,
+            matching: Words,
         ),
         "arc065-c": (
             name: "ABC049 / ARC065: C - 白昼夢 / Daydream",
-            matching: ExactWords,
+            matching: Words,
         ),
         "abc054-c": (
             name: "ABC045: C - One-stroke Path",
-            matching: ExactWords,
+            matching: Words,
         ),
         "arc084-c": (
             name: "ABC077 / ARC084: C - Snuke Festival",
-            matching: ExactWords,
+            matching: Words,
         ),
         "abc084-d": (
             name: "ABC084: D - 2017-like Number",
-            matching: ExactWords,
+            matching: Words,
         ),
         "abc120-d": (
             name: "ABC120: D - Decayed Bridges",
-            matching: ExactWords,
+            matching: Words,
         ),
         "abc129-f": (
             name: "ABC129: F - Takahashi's Basics in Education and Learning",
-            matching: ExactWords,
+            matching: Words,
         ),
         "abc142-d": (
-            name: "ABC124: D - Disjoint Set of Common Divisors",
-            matching: ExactWords,
+            name: "ABC142: D - Disjoint Set of Common Divisors",
+            matching: Words,
+        ),
+        "abc144-d": (
+            name: "ABC144: D - Water Bottle",
+            matching: FloatOr(abs: 1e-6, rel: 1e-6),
         ),
     }
 )

examples/testsets/abc144-d/in/handmade03.txt

@@ -0,0 +1 @@
+100 100 1000000

examples/testsets/abc144-d/in/handmade04.txt

@@ -0,0 +1 @@
+100 100 1

examples/testsets/abc144-d/in/random05.txt

@@ -0,0 +1 @@
+22 75 24126

examples/testsets/abc144-d/in/random06.txt

@@ -0,0 +1 @@
+45 72 83481

examples/testsets/abc144-d/in/random07.txt

@@ -0,0 +1 @@
+47 29 44734

examples/testsets/abc144-d/in/random08.txt

@@ -0,0 +1 @@
+2 75 25

examples/testsets/abc144-d/in/random09.txt

@@ -0,0 +1 @@
+82 84 416241

examples/testsets/abc144-d/in/random10.txt

@@ -0,0 +1 @@
+56 32 30430

examples/testsets/abc144-d/in/random11.txt

@@ -0,0 +1 @@
+28 37 11105

examples/testsets/abc144-d/in/random12.txt

@@ -0,0 +1 @@
+39 18 23359

examples/testsets/abc144-d/in/random13.txt

@@ -0,0 +1 @@
+79 6 29018

examples/testsets/abc144-d/in/random14.txt

@@ -0,0 +1 @@
+68 68 313904

examples/testsets/abc144-d/in/sample00.txt

@@ -0,0 +1 @@
+2 2 4

examples/testsets/abc144-d/in/sample01.txt

@@ -0,0 +1 @@
+12 21 10

examples/testsets/abc144-d/in/sample02.txt

@@ -0,0 +1 @@
+3 1 8

examples/testsets/abc144-d/out/handmade03.txt

@@ -0,0 +1 @@
+0.0000000000

examples/testsets/abc144-d/out/handmade04.txt

@@ -0,0 +1 @@
+89.9998854084

examples/testsets/abc144-d/out/random05.txt

@@ -0,0 +1 @@
+66.3790171829

examples/testsets/abc144-d/out/random06.txt

@@ -0,0 +1 @@
+53.8288157430

examples/testsets/abc144-d/out/random07.txt

@@ -0,0 +1 @@
+20.4206366709

examples/testsets/abc144-d/out/random08.txt

@@ -0,0 +1 @@
+89.7453537677

examples/testsets/abc144-d/out/random09.txt

@@ -0,0 +1 @@
+28.3216596827

examples/testsets/abc144-d/out/random10.txt

@@ -0,0 +1 @@
+43.2962287317

examples/testsets/abc144-d/out/random11.txt

@@ -0,0 +1 @@
+59.9115059975

examples/testsets/abc144-d/out/random12.txt

@@ -0,0 +1 @@
+7.7168423353

examples/testsets/abc144-d/out/random13.txt

@@ -0,0 +1 @@
+1.9580634609

examples/testsets/abc144-d/out/random14.txt

@@ -0,0 +1 @@
+0.1924235310

examples/testsets/abc144-d/out/sample00.txt

@@ -0,0 +1 @@
+45.0000000000

examples/testsets/abc144-d/out/sample01.txt

@@ -0,0 +1 @@
+89.7834636934

examples/testsets/abc144-d/out/sample02.txt

@@ -0,0 +1 @@
+4.2363947991

tools/test-with-generated-opts/Cargo.toml

@@ -7,13 +7,14 @@ description = "Test with `rustc-dep-option-generator`."
 
 [dependencies]
 anyhow = "1.0.25"
+approx = "0.3.2"
 env_logger = "0.7.1"
 indexmap = { version = "1.3.0", features = ["serde-1"] }
 itertools = "0.8.2"
 log = "0.4.8"
 ron = "0.5.1"
-serde = { version = "1.0.103", features = ["derive"] }
-serde_json = "1.0.42"
+serde = { version = "1.0.104", features = ["derive"] }
+serde_json = "1.0.44"
 shell-escape = "0.1.4"
 structopt = "0.3.5"
 tempdir = "0.3.7"

tools/test-with-generated-opts/src/main.rs

@@ -1,4 +1,5 @@
 use anyhow::{anyhow, Context as _};
+use approx::{abs_diff_eq, relative_eq};
 use env_logger::fmt::Color;
 use indexmap::IndexMap;
 use itertools::Itertools as _;
@@ -9,6 +10,7 @@ use tempdir::TempDir;
 
 use std::collections::{BTreeMap, HashMap};
 use std::env;
+use std::f64;
 use std::ffi::{OsStr, OsString};
 use std::fs::{self, File};
 use std::io::{self, Read as _, Write as _};
@@ -222,17 +224,42 @@ struct Test {
 
 #[derive(Debug, Clone, Copy, Deserialize)]
 enum Matching {
-    ExactWhole,
-    ExactWords,
+    Exact,
+    Words,
+    FloatOr {
+        #[serde(default = "nan")]
+        abs: f64,
+        #[serde(default = "nan")]
+        rel: f64,
+    },
+}
+
+const fn nan() -> f64 {
+    f64::NAN
 }
 
 impl Matching {
     fn accepts(self, expected: &str, actual: &str) -> bool {
         match self {
-            Matching::ExactWhole => expected == actual,
-            Matching::ExactWords => {
+            Matching::Exact => expected == actual,
+            Matching::Words => {
                 itertools::equal(expected.split_whitespace(), actual.split_whitespace())
             }
+            Matching::FloatOr { abs, rel } => itertools::diff_with(
+                expected.split_whitespace(),
+                actual.split_whitespace(),
+                |expected, actual| {
+                    if let (Ok(expected), Ok(actual)) =
+                        (expected.parse::<f64>(), actual.parse::<f64>())
+                    {
+                        abs_diff_eq!(expected, actual, epsilon = abs)
+                            || relative_eq!(expected, actual, max_relative = rel)
+                    } else {
+                        expected == actual
+                    }
+                },
+            )
+            .is_none(),
         }
     }
 }