Merge pull request #239 from FridaTveit/TwelveDaysExercise

twelve-days: add to track

config.json

@@ -54,6 +54,7 @@
     "custom-set",
     "wordy",
     "palindrome-products",
+    "twelve-days",
     "sublist"
   ],
   "exercises": [
@@ -308,6 +309,11 @@
       "topics": []
     },
     {
+      "slug": "twelve-days",
+      "difficulty": 1,
+      "topics": []
+    },
+    {
       "slug": "sublist",
       "difficulty": 1,
       "topics": []

exercises/settings.gradle

@@ -52,3 +52,5 @@ include 'triangle'
 include 'trinary'
 include 'word-count'
 include 'wordy'
+include 'twelve-days'
+

exercises/twelve-days/build.gradle

@@ -0,0 +1,17 @@
+apply plugin: "java"
+apply plugin: "eclipse"
+apply plugin: "idea"
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile "junit:junit:4.12"
+}
+test {
+    testLogging {
+        exceptionFormat = 'full'
+        events = ["passed", "failed", "skipped"]
+    }
+}

exercises/twelve-days/src/example/java/TwelveDays.java

@@ -0,0 +1,46 @@
+public class TwelveDays {
+    private static String[] days = new String[] {"first", "second", "third", "fourth", "fifth", "sixth", "seventh",
+        "eighth", "ninth", "tenth", "eleventh", "twelfth"};
+    private static String[] gifts = new String[] {
+            "a Partridge in a Pear Tree.",
+            "two Turtle Doves, ",
+            "three French Hens, ",
+            "four Calling Birds, ",
+            "five Gold Rings, ",
+            "six Geese-a-Laying, ",
+            "seven Swans-a-Swimming, ",
+            "eight Maids-a-Milking, ",
+            "nine Ladies Dancing, ",
+            "ten Lords-a-Leaping, ",
+            "eleven Pipers Piping, ",
+            "twelve Drummers Drumming, "
+    };
+
+    public static String verse(int verseNumber) {
+        return constructVerse(verseNumber);
+    }
+
+    public static String verses(int verseNumberStart, int verseNumberEnd) {
+        StringBuilder stringBuilder = new StringBuilder(constructVerse(verseNumberStart));
+        for (int i = verseNumberStart + 1; i <= verseNumberEnd; i++) {
+            stringBuilder.append("\n");
+            stringBuilder.append(constructVerse(i));
+        }
+        return stringBuilder.toString();
+    }
+
+    public static String sing() {
+        return verses(1, 12);
+    }
+
+    private static String constructVerse(int verseNumber) {
+        StringBuilder stringBuilder = new StringBuilder("On the " + days[verseNumber - 1]
+                + " day of Christmas my true love gave to me, ");
+        for (int i = verseNumber; i > 0; i--) {
+            if (verseNumber != 1 && i == 1) stringBuilder.append("and ");
+            stringBuilder.append(gifts[i - 1]);
+        }
+        stringBuilder.append("\n");
+        return stringBuilder.toString();
+    }
+}

exercises/twelve-days/src/test/java/TwelveDaysTest.java

@@ -0,0 +1,172 @@
+import org.junit.Ignore;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class TwelveDaysTest {
+
+    @Test
+    public void testVerseOne() {
+        String expectedVerseOne = "On the first day of Christmas my true love gave to me, " +
+                "a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseOne, TwelveDays.verse(1));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseTwo() {
+        String expectedVerseTwo = "On the second day of Christmas my true love gave to me, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseTwo, TwelveDays.verse(2));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseThree() {
+        String expectedVerseThree = "On the third day of Christmas my true love gave to me, three French Hens, " +
+                "two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseThree, TwelveDays.verse(3));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseFour() {
+        String expectedVerseFour = "On the fourth day of Christmas my true love gave to me, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseFour, TwelveDays.verse(4));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseFive() {
+        String expectedVerseFive = "On the fifth day of Christmas my true love gave to me, five Gold Rings, " +
+                "four Calling Birds, three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseFive, TwelveDays.verse(5));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseSix() {
+        String expectedVerseSix = "On the sixth day of Christmas my true love gave to me, six Geese-a-Laying, " +
+                "five Gold Rings, four Calling Birds, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseSix, TwelveDays.verse(6));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseSeven() {
+        String expectedVerseSeven = "On the seventh day of Christmas my true love gave to me, " +
+                "seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, three French Hens, " +
+                "two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseSeven, TwelveDays.verse(7));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseEight() {
+        String expectedVerseEight = "On the eighth day of Christmas my true love gave to me, eight Maids-a-Milking," +
+                " seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseEight, TwelveDays.verse(8));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseNine() {
+        String expectedVerseNine = "On the ninth day of Christmas my true love gave to me, nine Ladies Dancing, " +
+                "eight Maids-a-Milking, seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, " +
+                "four Calling Birds, three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseNine, TwelveDays.verse(9));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseTen() {
+        String expectedVerseTen = "On the tenth day of Christmas my true love gave to me, ten Lords-a-Leaping, " +
+                "nine Ladies Dancing, eight Maids-a-Milking, seven Swans-a-Swimming, six Geese-a-Laying, " +
+                "five Gold Rings, four Calling Birds, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseTen, TwelveDays.verse(10));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseEleven() {
+        String expectedVerseEleven = "On the eleventh day of Christmas my true love gave to me, " +
+                "eleven Pipers Piping, ten Lords-a-Leaping, nine Ladies Dancing, eight Maids-a-Milking, " +
+                "seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseEleven, TwelveDays.verse(11));
+    }
+
+    @Ignore
+    @Test
+    public void testVerseTwelve() {
+        String expectedVerseTwelve = "On the twelfth day of Christmas my true love gave to me, " +
+                "twelve Drummers Drumming, eleven Pipers Piping, ten Lords-a-Leaping, nine Ladies Dancing, " +
+                "eight Maids-a-Milking, seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, " +
+                "four Calling Birds, three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseTwelve, TwelveDays.verse(12));
+    }
+
+    @Ignore
+    @Test
+    public void testMultipleVerses() {
+        String expectedVerseOneToThree = "On the first day of Christmas my true love gave to me, " +
+                "a Partridge in a Pear Tree.\n\n" +
+                "On the second day of Christmas my true love gave to me, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n\n" +
+                "On the third day of Christmas my true love gave to me, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedVerseOneToThree, TwelveDays.verses(1, 3));
+    }
+
+    @Ignore
+    @Test
+    public void testSingWholeSong() {
+        String expectedSong = "On the first day of Christmas my true love gave to me, a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the second day of Christmas my true love gave to me, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the third day of Christmas my true love gave to me, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the fourth day of Christmas my true love gave to me, four Calling Birds, three French Hens, " +
+                "two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the fifth day of Christmas my true love gave to me, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the sixth day of Christmas my true love gave to me, six Geese-a-Laying, five Gold Rings, " +
+                "four Calling Birds, three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the seventh day of Christmas my true love gave to me, seven Swans-a-Swimming, " +
+                "six Geese-a-Laying, five Gold Rings, four Calling Birds, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the eighth day of Christmas my true love gave to me, eight Maids-a-Milking, " +
+                "seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the ninth day of Christmas my true love gave to me, nine Ladies Dancing, eight Maids-a-Milking," +
+                " seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the tenth day of Christmas my true love gave to me, ten Lords-a-Leaping, nine Ladies Dancing," +
+                " eight Maids-a-Milking, seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, " +
+                "four Calling Birds, three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the eleventh day of Christmas my true love gave to me, eleven Pipers Piping, " +
+                "ten Lords-a-Leaping, nine Ladies Dancing, eight Maids-a-Milking, seven Swans-a-Swimming, " +
+                "six Geese-a-Laying, five Gold Rings, four Calling Birds, three French Hens, two Turtle Doves, " +
+                "and a Partridge in a Pear Tree.\n" +
+                "\n" +
+                "On the twelfth day of Christmas my true love gave to me, twelve Drummers Drumming, " +
+                "eleven Pipers Piping, ten Lords-a-Leaping, nine Ladies Dancing, eight Maids-a-Milking, " +
+                "seven Swans-a-Swimming, six Geese-a-Laying, five Gold Rings, four Calling Birds, " +
+                "three French Hens, two Turtle Doves, and a Partridge in a Pear Tree.\n";
+        assertEquals(expectedSong, TwelveDays.sing());
+    }
+}