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Commit 368023d

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<?xml version="1.0" encoding="UTF-8"?>
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<project>
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<modelVersion>4.0.0</modelVersion>
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<groupId>tkt</groupId>
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<artifactId>Part02_15.CountingToHundred</artifactId>
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<name>Part02_15.CountingToHundred</name>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.12</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>fi.helsinki.cs.tmc</groupId>
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<artifactId>edu-test-utils</artifactId>
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<version>0.4.2</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.8.0</version>
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</plugin>
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<plugin>
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<groupId>org.codehaus.mojo</groupId>
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<artifactId>exec-maven-plugin</artifactId>
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<version>1.6.0</version>
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</plugin>
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</plugins>
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</build>
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<repositories>
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<repository>
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<id>tmc</id>
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<name>TMC repo</name>
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<url>https://maven.mooc.fi/releases</url>
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<releases>
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<enabled>true</enabled>
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</releases>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</repository>
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</repositories>
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<pluginRepositories>
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<pluginRepository>
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<id>tmc</id>
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<name>TMC repo</name>
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<url>https://maven.mooc.fi/releases</url>
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<releases>
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<enabled>true</enabled>
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</releases>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</pluginRepository>
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</pluginRepositories>
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</project>
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import java.util.Scanner;
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public class CountingToHundred {
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public static void main(String[] args) {
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Scanner scanner = new Scanner(System.in);
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int number = scanner.nextInt();
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for (int i = number; i <= 100; i++) {
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System.out.println(i);
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}
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}
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}
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import fi.helsinki.cs.tmc.edutestutils.MockStdio;
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import fi.helsinki.cs.tmc.edutestutils.Points;
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import fi.helsinki.cs.tmc.edutestutils.ReflectionUtils;
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import java.lang.reflect.Method;
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import org.junit.*;
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import static org.junit.Assert.*;
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@Points("02-15")
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public class CountingToHundredTest {
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@Rule
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public MockStdio io = new MockStdio();
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@Test(timeout = 1000)
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public void test1() {
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verifyOrderOfOutput("99\n", "99\n100\n", "\\s*99\\s*100\\s*", "98", "101");
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}
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@Test(timeout = 1000)
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public void test2() {
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verifyOrderOfOutput("-3\n", "3-\n-2\n...many numbers...\n98\n99\n100\n", "\\s*-3\\s*-2\\s*-1\\s*[0-98\\s]*\\s*99\\s*100\\s*", "-4", "101");
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}
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public void test(String input, String expected, String... notExpected) {
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int oldOut = io.getSysOut().length();
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io.setSysIn(input);
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callMain(CountingToHundredTest.class);
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String out = io.getSysOut().substring(oldOut);
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assertTrue("When input was:\n" + input + ", the following output was expected:\n" + expected + "\nNow the output was:\n" + out, out.contains(expected));
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for (String unexpected : notExpected) {
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assertFalse("When input was:\n" + input + ", the output wasn't expected to contain:\n" + unexpected + "", out.contains(unexpected));
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}
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}
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public void verifyOrderOfOutput(String input, String expectationExplanation, String expectedRegex, String... notExpected) {
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int oldOut = io.getSysOut().length();
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io.setSysIn(input);
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callMain(CountingToHundred.class);
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String out = io.getSysOut().substring(oldOut);
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assertTrue("When input was:\n" + input + ", the expected output was:\n" + expectationExplanation + "\nNow the output was:\n" + out, out.matches(expectedRegex));
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for (String unexpected : notExpected) {
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assertFalse("When input was:\n" + input + ", the output wasn't expected to contain:\n" + unexpected + "", out.contains(unexpected));
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}
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}
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private void callMain(Class kl) {
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try {
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kl = ReflectionUtils.newInstanceOfClass(kl);
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String[] t = null;
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String x[] = new String[0];
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Method m = ReflectionUtils.requireMethod(kl, "main", x.getClass());
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ReflectionUtils.invokeMethod(Void.TYPE, m, null, (Object) x);
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} catch (Throwable e) {
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fail("Something unexpected happened. The public static void main(String[] args) method of '" + kl + "' class has disappeared \n"
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+ "or your program crashed because of an exception. More info: " + e);
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}
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}
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}
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<?xml version="1.0" encoding="UTF-8"?>
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<project>
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<modelVersion>4.0.0</modelVersion>
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<groupId>tkt</groupId>
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<artifactId>Part02_16.FromWhereToWhere</artifactId>
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<name>Part02_16.FromWhereToWhere</name>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.12</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>fi.helsinki.cs.tmc</groupId>
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<artifactId>edu-test-utils</artifactId>
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<version>0.4.2</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
32+
<plugins>
33+
<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
36+
<version>3.8.0</version>
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</plugin>
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<plugin>
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<groupId>org.codehaus.mojo</groupId>
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<artifactId>exec-maven-plugin</artifactId>
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<version>1.6.0</version>
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</plugin>
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</plugins>
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</build>
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<repositories>
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<repository>
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<id>tmc</id>
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<name>TMC repo</name>
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<url>https://maven.mooc.fi/releases</url>
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<releases>
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<enabled>true</enabled>
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</releases>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</repository>
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</repositories>
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<pluginRepositories>
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<pluginRepository>
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<id>tmc</id>
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<name>TMC repo</name>
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<url>https://maven.mooc.fi/releases</url>
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<releases>
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<enabled>true</enabled>
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</releases>
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<snapshots>
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<enabled>true</enabled>
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</snapshots>
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</pluginRepository>
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</pluginRepositories>
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</project>
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import java.util.Scanner;
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public class FromWhereToWhere {
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public static void main(String[] args) {
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Scanner scanner = new Scanner(System.in);
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// Write your program here
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System.out.println("Where to?");
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int numberTo = scanner.nextInt();
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System.out.println("Where from?");
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int numberFrom = scanner.nextInt();
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for (int i = numberFrom; i <= numberTo; i++) {
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System.out.println(i);
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}
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}
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}
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import fi.helsinki.cs.tmc.edutestutils.MockStdio;
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import fi.helsinki.cs.tmc.edutestutils.Points;
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import fi.helsinki.cs.tmc.edutestutils.ReflectionUtils;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.junit.*;
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import static org.junit.Assert.*;
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@Points("02-16.2")
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public class WhereFromTest {
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@Rule
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public MockStdio io = new MockStdio();
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@Test
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public void test() {
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int[][] pairs = {{1, 1}, {12, 8}, {50, 100}, {-2,2}};
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for (int[] pair : pairs) {
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test(pair);
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}
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}
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private void test(int[] pair) {
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io.setSysIn(pair[0] + "\n" + pair[1] + "\n");
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int len = io.getSysOut().length();
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ReflectionUtils.newInstanceOfClass(FromWhereToWhere.class);
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FromWhereToWhere.main(new String[0]);
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String output = io.getSysOut().substring(len);
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output = output.replaceAll("[^-\\d]+", " ").trim();
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String[] lines = output.split("\\s+");
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int linesInOutput = (lines.length == 1 && lines[0].isEmpty()) ? 0 : lines.length;
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int linesCount;
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if(pair[0] < pair[1]) {
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linesCount = 0;
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} else {
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linesCount = pair[0] - pair[1] + 1;
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}
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if (linesCount != linesInOutput) {
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String numbersCount = (linesCount == 1) ? "number": "numbers";
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fail("With the input " + pair[0] + ", " + pair[1] + " output should contain " + linesCount + " " + numbersCount + ", now it contained " + linesInOutput);
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}
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if(linesCount == 0) {
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return;
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}
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int firstNumber = Integer.valueOf(lines[0]);
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if(firstNumber != pair[1]) {
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fail("With the input " + pair[0] + ", " + pair[1] + " the first printed number should be " + pair[1] + ", now it was " + firstNumber);
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}
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int lastNumber = getLastNumber(output);
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if(lastNumber != pair[0]) {
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fail("With the input " + pair[0] + ", " + pair[1] + " the last printed number should be " + pair[0] + ", now it was " + lastNumber);
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}
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}
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private static int getLastNumber(String inputStr) {
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String patternStr = "(?s).*?(-?\\d+)\\s*$";
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Matcher matcher = Pattern.compile(patternStr).matcher(inputStr);
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assertTrue("The output should be a number.", matcher.find());
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int number = Integer.valueOf(matcher.group(1));
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return number;
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}
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}
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import fi.helsinki.cs.tmc.edutestutils.MockStdio;
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import fi.helsinki.cs.tmc.edutestutils.Points;
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import fi.helsinki.cs.tmc.edutestutils.ReflectionUtils;
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import java.util.NoSuchElementException;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import org.junit.Rule;
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import org.junit.Test;
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@Points("02-16.1")
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public class WhereToTest {
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@Rule
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public MockStdio io = new MockStdio();
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@Test
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public void verifyOutput() {
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io.setSysIn("3\n");
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ReflectionUtils.newInstanceOfClass(FromWhereToWhere.class);
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try {
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FromWhereToWhere.main(new String[0]);
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} catch (NoSuchElementException e) {
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return;
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}
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String output = io.getSysOut();
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output = output.replaceAll("[^\\d]", " ");
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output = output.trim();
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output = output.replace("1", "");
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output = output.replace("2", "");
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output = output.replace("3", "");
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output = output.trim();
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if (!output.isEmpty()) {
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fail("When you're printing numbers until 3, you should only print numbers 1, 2, and 3. Now you printed: " + output);
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}
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}
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@Test
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public void testi() {
44+
int[] numbers = {1, 50, 100};
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for (int number : numbers) {
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testaa(number);
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}
48+
}
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private void testaa(int whereTo) {
51+
io.setSysIn(whereTo + "\n");
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ReflectionUtils.newInstanceOfClass(FromWhereToWhere.class);
54+
try {
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FromWhereToWhere.main(new String[0]);
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} catch (NoSuchElementException e) {
57+
return;
58+
}
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int lastNumber = getLastNumber(io.getSysOut(), whereTo);
61+
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if (whereTo != lastNumber) {
63+
fail("There should be " + whereTo + " on the last line, now there was " + lastNumber);
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}
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}
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private static int getLastNumber(String inputStr, int last) {
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String patternStr = "(?s).*?(\\d+)\\s*$";
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Matcher matcher = Pattern.compile(patternStr).matcher(inputStr);
70+
assertTrue("You should print numbers. With the user input "+last+ ", \""+inputStr+"\"" + "was printed", matcher.find());
71+
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int number = Integer.valueOf(matcher.group(1));
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return number;
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}
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}
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