113 lines
3.5 KiB
Java
113 lines
3.5 KiB
Java
package be.jeffcheasey88.peeratcode.parser.java;
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import static org.junit.Assert.assertArrayEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.Reader;
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import java.util.Arrays;
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import org.junit.jupiter.api.Test;
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import org.junit.jupiter.api.TestInstance;
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import org.junit.jupiter.api.TestInstance.Lifecycle;
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import be.jeffcheasey88.peeratcode.parser.java.operations.ConditionalOperation;
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import be.jeffcheasey88.peeratcode.parser.java.operations.ConditionalOperation.IfOperation;
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import be.jeffcheasey88.peeratcode.parser.java.operations.MethodCallOperation;
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@TestInstance(Lifecycle.PER_CLASS)
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class SearchTest{
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JavaParser parse(String code) throws Exception{
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BufferedReader reader = new BufferedReader(new Reader(){public int read(char[] cbuf, int off, int len) throws IOException{return 0;}public void close() throws IOException {}}) {
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private boolean read = false;
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@Override
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public String readLine() throws IOException{
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if(read) return null;
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read = true;
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return code;
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}
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};
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JavaParser parser = new JavaParser();
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parser.parse(reader);
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return parser;
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}
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@Test
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void methodCallSearch(){
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try {
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JavaParser parser = parse("package be.jeffcheasey88.peeratcode.parser.java; class Test{ void function(){ int i = 0; if(i == 0){ this.none(); } } }");
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JavaElement element = parser.find(
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(e) -> e instanceof MethodCallOperation,
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(trace) -> true);
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assertNotNull(element);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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@Test
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void methodCallOutOfIfSearch(){
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try {
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JavaParser parser = parse("package be.jeffcheasey88.peeratcode.parser.java; class Test{ void function(){ int i = 0; if(i == 0){ this.none(); } valid(); } }");
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JavaElement element = parser.find(
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(e) -> e instanceof MethodCallOperation,
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(trace) -> !trace.stream().anyMatch((e) -> (e instanceof ConditionalOperation)));
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assertNotNull(element);
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assertEquals("valid()", ((MethodCallOperation)element).getValue());
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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@Test
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void siplifiedMethodCallInIfSearch(){
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try {
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JavaParser parser = parse("package be.jeffcheasey88.peeratcode.parser.java; class Test{ void function(){ int i = 0; if(i == 0){ this.none(); } valid(); } }");
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MethodCallOperation element = parser.find(
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(e, trace) -> {
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return (e instanceof MethodCallOperation) && (trace.get(trace.size()-2) instanceof IfOperation);
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});
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assertNotNull(element);
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assertEquals("this.none()", element.getValue());
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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@Test
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void verifyPath(){
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try {
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JavaParser parser = parse("package be.jeffcheasey88.peeratcode.parser.java; class Test{ void function(){ int i = 0; if(i == 0){ this.none();this.yes();this.none(); } valid(); } }");
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java.lang.Class[] exceptedStack = { Class.class, Function.class, IfOperation.class, MethodCallOperation.class };
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MethodCallOperation element = parser.find(
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(e, trace) -> {
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if((e instanceof MethodCallOperation) && ((MethodCallOperation)e).getValue().equals("this.yes()")){
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java.lang.Class[] stack = (java.lang.Class[]) trace.stream().map((current) -> current.getClass()).toArray((i) -> new java.lang.Class[i]);
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assertArrayEquals(exceptedStack, stack);
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return true;
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}
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return false;
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});
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assertNotNull(element);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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