test/langtools/jdk/jshell/SimpleRegressionTest.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 /*
  * @test 8130450 8158906 8154374 8166400 8171892 8173807 8173848
  * @summary simple regression test
  * @build KullaTesting TestingInputStream
  * @run testng SimpleRegressionTest
  */


 import java.util.List;

 import javax.tools.Diagnostic;

 import jdk.jshell.Snippet;
 import jdk.jshell.VarSnippet;
 import jdk.jshell.SnippetEvent;
 import org.testng.annotations.Test;

 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertFalse;
 import static org.testng.Assert.assertTrue;
 import static jdk.jshell.Snippet.Status.OVERWRITTEN;
 import static jdk.jshell.Snippet.SubKind.TEMP_VAR_EXPRESSION_SUBKIND;
 import static jdk.jshell.Snippet.Status.VALID;

 @Test
 public class SimpleRegressionTest extends KullaTesting {

     public void testSnippetMemberAssignment() {
         assertEval("class C { int y; }");
         assertEval("C c = new C();");
         assertVarKeyMatch("c.y = 4;", true, "$1", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
     }

     public void testUserTakesTempVarName() {
         assertEval("int $2 = 4;");
         assertEval("String $1;");
         assertVarKeyMatch("1234;", true, "$3", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
     }

     public void testCompileThrow() {
         assertEvalException("throw new Exception();");
     }

     public void testMultiSnippetDependencies() {
         List<SnippetEvent> events = assertEval("int a = 3, b = a+a, c = b *100;",
                 DiagCheck.DIAG_OK, DiagCheck.DIAG_OK,
                 chain(added(VALID)),
                 chain(added(VALID)),
                 chain(added(VALID)));
         assertEquals(events.get(0).value(), "3");
         assertEquals(events.get(1).value(), "6");
         assertEquals(events.get(2).value(), "600");
         assertEval("c;", "600");
     }

     public void testLessThanParsing() {
         assertEval("int x = 3;", "3");
         assertEval("int y = 4;", "4");
         assertEval("int z = 5;", "5");
         assertEval("x < y", "true");
         assertEval("x < y;", "true");
         assertEval("x < y && y < z", "true");
     }

     public void testNotStmtCannotResolve() {
         assertDeclareFail("dfasder;", new ExpectedDiagnostic("compiler.err.cant.resolve.location", 0, 7, 0, -1, -1, Diagnostic.Kind.ERROR));
     }

     public void testNotStmtIncomparable() {
         assertDeclareFail("true == 5.0;", new ExpectedDiagnostic("compiler.err.incomparable.types", 0, 11, 5, -1, -1, Diagnostic.Kind.ERROR));
     }

     public void testStringAdd() {
         assertEval("String s = \"a\" + \"b\";", "\"ab\"");
     }

     public void testExprSanity() {
         assertEval("int x = 3;", "3");
         assertEval("int y = 4;", "4");
         assertEval("x + y;", "7");
         assertActiveKeys();
     }

     public void testGenericMethodCrash() {
         assertDeclareWarn1("<T> void f(T...a) {}", (ExpectedDiagnostic) null);
         Snippet sn = methodKey(assertEval("<R> R n(R x) { return x; }", added(VALID)));
         VarSnippet sne = varKey(assertEval("n(5)", added(VALID)));
         assertEquals(sne.typeName(), "Integer");
     }

     public void testLongRemoteStrings() { //8158906
         assertEval("String m(int x) { byte[] b = new byte[x]; for (int i = 0; i < x; ++i) b[i] = (byte) 'a'; return new String(b); }");
         boolean[] shut = new boolean[1];
         getState().onShutdown(j -> {
             shut[0] = true;
         });
         for (String len : new String[]{"12345", "64000", "65535", "65536", "120000"}) {
             List<SnippetEvent> el = assertEval("m(" + len + ");");
             assertFalse(shut[0], "JShell died with long string");
             assertEquals(el.size(), 1, "Excepted one event");
             assertTrue(el.get(0).value().length() > 10000,
                     "Expected truncated but long String, got: " + el.get(0).value().length());
         }
     }

     public void testLongRemoteJapaneseStrings() { //8158906
         assertEval("import java.util.stream.*;");
         assertEval("String m(int x) { return Stream.generate(() -> \"\u3042\").limit(x).collect(Collectors.joining()); }");
         boolean[] shut = new boolean[1];
         getState().onShutdown(j -> {
             shut[0] = true;
         });
         for (String len : new String[]{"12345", "21843", "21844", "21845", "21846", "64000", "65535", "65536", "120000"}) {
             List<SnippetEvent> el = assertEval("m(" + len + ");");
             assertFalse(shut[0], "JShell died with long string");
             assertEquals(el.size(), 1, "Excepted one event");
             assertTrue(el.get(0).value().length() > 10000,
                     "Expected truncated but long String, got: " + el.get(0).value().length());
         }
     }

     // 8130450
     public void testDuplicate() {
         Snippet snm = methodKey(assertEval("void mm() {}", added(VALID)));
         assertEval("void mm() {}",
                 ste(MAIN_SNIPPET, VALID, VALID, false, null),
                 ste(snm, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
         Snippet snv = varKey(assertEval("boolean b;", added(VALID)));
         assertEval("boolean b;",
                 ste(MAIN_SNIPPET, VALID, VALID, false, null),
                 ste(snv, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
     }

     public void testContextClassLoader() {
         assertEval("class C {}");
         assertEval("C.class.getClassLoader() == Thread.currentThread().getContextClassLoader()", "true");
     }

     public void testArrayRepresentation() {
         assertEval("new int[4]", "int[4] { 0, 0, 0, 0 }");
         assertEval("new int[0]", "int[0] {  }");
         assertEval("new byte[2]", "byte[2] { 0, 0 }");
         assertEval("new short[] { 1234, 4321 }", "short[2] { 1234, 4321 }");
         assertEval("new long[] { 123456789 }", "long[1] { 123456789 }");
         assertEval("new float[] { -23.5645f, 1.0101f }", "float[2] { -23.5645, 1.0101 }");
         assertEval("new double[] { 1/8, Math.PI }", "double[2] { 0.0, 3.141592653589793 }");
         assertEval("new String[] { \"hi\", \"low\", null }", "String[3] { \"hi\", \"low\", null }");
         assertEval("new char[] { 'a', 34, 77 }", "char[3] { 'a', '\"', 'M' }");
         assertEval("new boolean[] { false, true }", "boolean[2] { false, true }");
         assertEval("new int[][] { new int[] {44, 55}, new int[] {88,99}}",
                 "int[2][] { int[2] { 44, 55 }, int[2] { 88, 99 } }");
         assertEval("new Object[] { \"howdy\", new int[] { 33, 44, 55 }, new String[] { \"up\", \"down\" }}",
                 "Object[3] { \"howdy\", int[3] { 33, 44, 55 }, String[2] { \"up\", \"down\" } }");
     }

     public void testMultiDimArrayRepresentation() {
         assertEval("new int[3][1]",
                 "int[3][] { int[1] { 0 }, int[1] { 0 }, int[1] { 0 } }");
         assertEval("new int[3][]",
                 "int[3][] { null, null, null }");
         assertEval("new int[][] { new int[] {44}, new int[] {77, 88,99}}",
                 "int[2][] { int[1] { 44 }, int[3] { 77, 88, 99 } }");
         assertEval("new String[3][1]",
                 "String[3][] { String[1] { null }, String[1] { null }, String[1] { null } }");
         assertEval("class C { }");
         assertEval("new C[3][2]",
                 "C[3][] { C[2] { null, null }, C[2] { null, null }, C[2] { null, null } }");
         assertEval("new boolean[2][1][3]",
                 "boolean[2][][] { boolean[1][] { boolean[3] { false, false, false } }, boolean[1][] { boolean[3] { false, false, false } } }");
     }

     public void testStringRepresentation() {
         assertEval("\"A!\\rB!\"",
                    "\"A!\\rB!\"");
         assertEval("\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"",
                    "\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"");
         assertEval("\"\\141\\10B\\11c\\nd\\fe\\15f\\42g\\'\\134h\"",
                    "\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"");
         assertEval("\"1234567890!@#$%^&*()-_=+qwertQWERT,./<>?;:[]{}\"",
                    "\"1234567890!@#$%^&*()-_=+qwertQWERT,./<>?;:[]{}\"");
         assertEval("\"AA\\1\\7\\35\\25\"",
                    "\"AA\\001\\007\\035\\025\"");
         assertEval("\"\"",
                    "\"\"");
         assertEval("(String)null",
                    "null");
     }

     public void testCharRepresentation() {
         for (String s : new String[]{"'A'", "'Z'", "'0'", "'9'",
             "'a'", "'z'", "'*'", "'%'",
             "'\\b'", "'\\t'", "'\\n'", "'\\f'", "'\\r'",
             "'\"'", "'\\\''", "'\\\\'", "'\\007'", "'\\034'",}) {
             assertEval(s, s);
         }
         assertEval("'\\3'",
                 "'\\003'");
         assertEval("'\\u001D'",
                 "'\\035'");
         assertEval("\"a\\bb\\tc\\nd\\fe\\rf\\\"g'\\\\h\".charAt(1)",
                 "'\\b'");
     }
 }
	/*
	* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	/*
	* @test 8130450 8158906 8154374 8166400 8171892 8173807 8173848
	* @summary simple regression test
	* @build KullaTesting TestingInputStream
	* @run testng SimpleRegressionTest
	*/


	import java.util.List;

	import javax.tools.Diagnostic;

	import jdk.jshell.Snippet;
	import jdk.jshell.VarSnippet;
	import jdk.jshell.SnippetEvent;
	import org.testng.annotations.Test;

	import static org.testng.Assert.assertEquals;
	import static org.testng.Assert.assertFalse;
	import static org.testng.Assert.assertTrue;
	import static jdk.jshell.Snippet.Status.OVERWRITTEN;
	import static jdk.jshell.Snippet.SubKind.TEMP_VAR_EXPRESSION_SUBKIND;
	import static jdk.jshell.Snippet.Status.VALID;

	@Test
	public class SimpleRegressionTest extends KullaTesting {

	public void testSnippetMemberAssignment() {
	assertEval("class C { int y; }");
	assertEval("C c = new C();");
	assertVarKeyMatch("c.y = 4;", true, "$1", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
	}

	public void testUserTakesTempVarName() {
	assertEval("int $2 = 4;");
	assertEval("String $1;");
	assertVarKeyMatch("1234;", true, "$3", TEMP_VAR_EXPRESSION_SUBKIND, "int", added(VALID));
	}

	public void testCompileThrow() {
	assertEvalException("throw new Exception();");
	}

	public void testMultiSnippetDependencies() {
	List<SnippetEvent> events = assertEval("int a = 3, b = a+a, c = b *100;",
	DiagCheck.DIAG_OK, DiagCheck.DIAG_OK,
	chain(added(VALID)),
	chain(added(VALID)),
	chain(added(VALID)));
	assertEquals(events.get(0).value(), "3");
	assertEquals(events.get(1).value(), "6");
	assertEquals(events.get(2).value(), "600");
	assertEval("c;", "600");
	}

	public void testLessThanParsing() {
	assertEval("int x = 3;", "3");
	assertEval("int y = 4;", "4");
	assertEval("int z = 5;", "5");
	assertEval("x < y", "true");
	assertEval("x < y;", "true");
	assertEval("x < y && y < z", "true");
	}

	public void testNotStmtCannotResolve() {
	assertDeclareFail("dfasder;", new ExpectedDiagnostic("compiler.err.cant.resolve.location", 0, 7, 0, -1, -1, Diagnostic.Kind.ERROR));
	}

	public void testNotStmtIncomparable() {
	assertDeclareFail("true == 5.0;", new ExpectedDiagnostic("compiler.err.incomparable.types", 0, 11, 5, -1, -1, Diagnostic.Kind.ERROR));
	}

	public void testStringAdd() {
	assertEval("String s = \"a\" + \"b\";", "\"ab\"");
	}

	public void testExprSanity() {
	assertEval("int x = 3;", "3");
	assertEval("int y = 4;", "4");
	assertEval("x + y;", "7");
	assertActiveKeys();
	}

	public void testGenericMethodCrash() {
	assertDeclareWarn1("<T> void f(T...a) {}", (ExpectedDiagnostic) null);
	Snippet sn = methodKey(assertEval("<R> R n(R x) { return x; }", added(VALID)));
	VarSnippet sne = varKey(assertEval("n(5)", added(VALID)));
	assertEquals(sne.typeName(), "Integer");
	}

	public void testLongRemoteStrings() { //8158906
	assertEval("String m(int x) { byte[] b = new byte[x]; for (int i = 0; i < x; ++i) b[i] = (byte) 'a'; return new String(b); }");
	boolean[] shut = new boolean[1];
	getState().onShutdown(j -> {
	shut[0] = true;
	});
	for (String len : new String[]{"12345", "64000", "65535", "65536", "120000"}) {
	List<SnippetEvent> el = assertEval("m(" + len + ");");
	assertFalse(shut[0], "JShell died with long string");
	assertEquals(el.size(), 1, "Excepted one event");
	assertTrue(el.get(0).value().length() > 10000,
	"Expected truncated but long String, got: " + el.get(0).value().length());
	}
	}

	public void testLongRemoteJapaneseStrings() { //8158906
	assertEval("import java.util.stream.*;");
	assertEval("String m(int x) { return Stream.generate(() -> \"\u3042\").limit(x).collect(Collectors.joining()); }");
	boolean[] shut = new boolean[1];
	getState().onShutdown(j -> {
	shut[0] = true;
	});
	for (String len : new String[]{"12345", "21843", "21844", "21845", "21846", "64000", "65535", "65536", "120000"}) {
	List<SnippetEvent> el = assertEval("m(" + len + ");");
	assertFalse(shut[0], "JShell died with long string");
	assertEquals(el.size(), 1, "Excepted one event");
	assertTrue(el.get(0).value().length() > 10000,
	"Expected truncated but long String, got: " + el.get(0).value().length());
	}
	}

	// 8130450
	public void testDuplicate() {
	Snippet snm = methodKey(assertEval("void mm() {}", added(VALID)));
	assertEval("void mm() {}",
	ste(MAIN_SNIPPET, VALID, VALID, false, null),
	ste(snm, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
	Snippet snv = varKey(assertEval("boolean b;", added(VALID)));
	assertEval("boolean b;",
	ste(MAIN_SNIPPET, VALID, VALID, false, null),
	ste(snv, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
	}

	public void testContextClassLoader() {
	assertEval("class C {}");
	assertEval("C.class.getClassLoader() == Thread.currentThread().getContextClassLoader()", "true");
	}

	public void testArrayRepresentation() {
	assertEval("new int[4]", "int[4] { 0, 0, 0, 0 }");
	assertEval("new int[0]", "int[0] { }");
	assertEval("new byte[2]", "byte[2] { 0, 0 }");
	assertEval("new short[] { 1234, 4321 }", "short[2] { 1234, 4321 }");
	assertEval("new long[] { 123456789 }", "long[1] { 123456789 }");
	assertEval("new float[] { -23.5645f, 1.0101f }", "float[2] { -23.5645, 1.0101 }");
	assertEval("new double[] { 1/8, Math.PI }", "double[2] { 0.0, 3.141592653589793 }");
	assertEval("new String[] { \"hi\", \"low\", null }", "String[3] { \"hi\", \"low\", null }");
	assertEval("new char[] { 'a', 34, 77 }", "char[3] { 'a', '\"', 'M' }");
	assertEval("new boolean[] { false, true }", "boolean[2] { false, true }");
	assertEval("new int[][] { new int[] {44, 55}, new int[] {88,99}}",
	"int[2][] { int[2] { 44, 55 }, int[2] { 88, 99 } }");
	assertEval("new Object[] { \"howdy\", new int[] { 33, 44, 55 }, new String[] { \"up\", \"down\" }}",
	"Object[3] { \"howdy\", int[3] { 33, 44, 55 }, String[2] { \"up\", \"down\" } }");
	}

	public void testMultiDimArrayRepresentation() {
	assertEval("new int[3][1]",
	"int[3][] { int[1] { 0 }, int[1] { 0 }, int[1] { 0 } }");
	assertEval("new int[3][]",
	"int[3][] { null, null, null }");
	assertEval("new int[][] { new int[] {44}, new int[] {77, 88,99}}",
	"int[2][] { int[1] { 44 }, int[3] { 77, 88, 99 } }");
	assertEval("new String[3][1]",
	"String[3][] { String[1] { null }, String[1] { null }, String[1] { null } }");
	assertEval("class C { }");
	assertEval("new C[3][2]",
	"C[3][] { C[2] { null, null }, C[2] { null, null }, C[2] { null, null } }");
	assertEval("new boolean[2][1][3]",
	"boolean[2][][] { boolean[1][] { boolean[3] { false, false, false } }, boolean[1][] { boolean[3] { false, false, false } } }");
	}

	public void testStringRepresentation() {
	assertEval("\"A!\\rB!\"",
	"\"A!\\rB!\"");
	assertEval("\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"",
	"\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"");
	assertEval("\"\\141\\10B\\11c\\nd\\fe\\15f\\42g\\'\\134h\"",
	"\"a\\bB\\tc\\nd\\fe\\rf\\\"g'\\\\h\"");
	assertEval("\"1234567890!@#$%^&*()-_=+qwertQWERT,./<>?;:[]{}\"",
	"\"1234567890!@#$%^&*()-_=+qwertQWERT,./<>?;:[]{}\"");
	assertEval("\"AA\\1\\7\\35\\25\"",
	"\"AA\\001\\007\\035\\025\"");
	assertEval("\"\"",
	"\"\"");
	assertEval("(String)null",
	"null");
	}

	public void testCharRepresentation() {
	for (String s : new String[]{"'A'", "'Z'", "'0'", "'9'",
	"'a'", "'z'", "'*'", "'%'",
	"'\\b'", "'\\t'", "'\\n'", "'\\f'", "'\\r'",
	"'\"'", "'\\\''", "'\\\\'", "'\\007'", "'\\034'",}) {
	assertEval(s, s);
	}
	assertEval("'\\3'",
	"'\\003'");
	assertEval("'\\u001D'",
	"'\\035'");
	assertEval("\"a\\bb\\tc\\nd\\fe\\rf\\\"g'\\\\h\".charAt(1)",
	"'\\b'");
	}
	}