- F first attempt at parsing input

Co-Authored-By: ollin <oliver.nautsch@gmail.com>

approvaltests-tests/src/test/java/org/approvaltests/Creator.java

@@ -0,0 +1,8 @@
+package org.approvaltests;
+
+import org.lambda.functions.Function1;
+import org.lambda.query.Queryable;
+
+public  interface Creator<T> extends Function1<Queryable<String>, T> {
+}
+

approvaltests-tests/src/test/java/org/approvaltests/ParseInput.java

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+package org.approvaltests;
+
+import com.spun.util.Tuple;
+import org.approvaltests.core.Options;
+import org.lambda.functions.Function1;
+import org.lambda.query.Query;
+import org.lambda.query.Queryable;
+
+public class ParseInput <T>{
+
+    private String expected;
+    private final Function1<String, Tuple<String, T>> transformer;
+
+
+
+    public static ParseInput<String> create(String expected) {
+        return new ParseInput<String>(expected, s -> new Tuple<>(s,s));
+
+    }
+    public static<T> ParseInput<T> create(String expected,Function1<String, T> transformer) {
+        return new ParseInput<T>(expected,s -> new Tuple<>(s,transformer.call(s)));
+
+    }
+
+    private ParseInput(String expected, Function1<String, Tuple<String, T>> transformer) {
+        this.expected = expected;
+        this.transformer = transformer;
+    }
+
+    public static <T> ParseInput<T> createFromParts(String expected, Function1<Queryable<String>, T> transformer) {
+        return new ParseInput<T>(expected,s -> {
+            var temp = Queryable.as(s.split(",")).select(String::trim);
+            return new Tuple<>(s, transformer.call(temp));
+        });
+    }
+
+    public Queryable<Tuple<String, T>> parse(String expected) {
+        return Queryable.as(expected.lines())
+                .select(l -> l.split(" -> ")[0].trim())
+                .select(l -> transformer.call(l));
+    }
+
+    public String print(String input, Object output) {
+        return input + " -> " + output;
+    }
+
+    public void verifyAll(Function1<T, Object> transform) {
+        Approvals.verifyAll("", parse(expected),
+                s -> print(s.getFirst(), transform.call(s.getSecond())), new Options().inline(expected));
+    }
+}
+
+
+
+
+
+
+
+
+
+
+
+
+

approvaltests-tests/src/test/java/org/approvaltests/ParseInputTest.java

@@ -0,0 +1,104 @@
+package org.approvaltests;
+
+import org.approvaltests.core.Options;
+import org.junit.jupiter.api.Test;
+import org.lambda.functions.Function1;
+import org.lambda.query.Queryable;
+
+import java.util.Objects;
+
+public class ParseInputTest {
+
+    @Test
+    void uppercasse() {
+        var expected = """
+                a -> A
+                b -> B
+                hh -> HH
+                c -> C
+                d -> D
+                e -> E
+                cco -> CCO
+                f -> F
+                g -> G
+                eue -> EUE
+                aza -> AZA
+                """;
+        ParseInput.create(expected).verifyAll(s -> s.toUpperCase());
+
+    }
+
+    @Test
+    void toBinary() {
+        var expected = """
+                1 -> 1
+                2 -> 10
+                4 -> 100
+                8 -> 1000
+                9 -> 1001
+                """;
+
+        ParseInput.create(expected, Integer::parseInt)
+                .verifyAll(s -> Integer.toBinaryString(s));
+
+    }
+
+    public static final class Person {
+        private final String name;
+        private final int age;
+
+        public Person(String name, int age) {
+            this.name = name;
+            this.age = age;
+        }
+
+        public String getAgeLabel() {
+                return age > 20 ? "adult" : "teenager";
+            }
+
+        public String name() {
+            return name;
+        }
+
+        public int age() {
+            return age;
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (obj == this) return true;
+            if (obj == null || obj.getClass() != this.getClass()) return false;
+            var that = (Person) obj;
+            return Objects.equals(this.name, that.name) &&
+                   this.age == that.age;
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(name, age);
+        }
+
+        @Override
+        public String toString() {
+            return "Person[" +
+                   "name=" + name + ", " +
+                   "age=" + age + ']';
+        }
+
+
+        }
+
+    @Test
+    void testPeople() {
+        var expected = """
+                Llewellyn, 25 -> adult
+                Oliver, 15 -> teenager
+                """;
+
+        Creator<Person> createPerson = (a) -> new Person(a.first(), Integer.parseInt(a.last()));
+        ParseInput.createFromParts(expected, createPerson)
+                        .verifyAll(s -> s.getAgeLabel());
+
+    }
+
+    }