@Test
public void testInstance() throws Exception {
String path = "src/test/resources/prettyprint/instance/let/";
StringBuilder sb = TestUtil.translate(path + "InstanceLet.tla");
String expected = TestUtil.fileToString(path + "InstanceLet.mch");
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
@Test
public void testNotIn() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "ASSUME 1 \\notin {} \n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
final String expected = "MACHINE Testing\n" + "PROPERTIES 1 /: {} \n" + "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
/**
* ******************************************************************** UNION
* ********************************************************************
*/
@Test
public void testUnion() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "ASSUME UNION {{1},{2}} = {1,2} \n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
final String expected = "MACHINE Testing\n" + "PROPERTIES union({{1},{2}}) = {1,2} \n" + "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
/**
* ******************************************************************** SUBSET: conforms POW in B
* ********************************************************************
*/
@Test
public void testSubset() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "ASSUME {{},{1}} = SUBSET {1,2} \n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
final String expected = "MACHINE Testing\n" + "PROPERTIES {{},{1}} = POW({1,2}) \n" + "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
@Test
public void testSetOfAll() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "EXTENDS Naturals \n"
+ "ASSUME {1} = {x + y+ 2: x \\in {1,2}, y \\in {1} } \n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
final String expected =
"MACHINE Testing\n"
+ "PROPERTIES {1} = {t_|#x, y.(x : {1, 2} & y : {1} & t_ = x + y + 2)} \n"
+ "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
@Test
public void testSetEnumeration2() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k\n"
+ "ASSUME k = {TRUE, 1 = 1}\n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
final String expected =
"MACHINE Testing\n"
+ "ABSTRACT_CONSTANTS k\n"
+ "PROPERTIES k : POW(BOOL) & k = {TRUE, bool(1=1)} \n"
+ "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
@Test(expected = TypeErrorException.class)
public void testCartesianProductException() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k \n"
+ "ASSUME k = BOOLEAN \\X 1 \n"
+ "=================================";
TestUtil.typeCheckString(module);
}
/**
* ******************************************************************** Set Enumeration: {1,2,3}
* ********************************************************************
*/
@Test
public void testSetEnumeration() throws Exception {
ToolIO.reset();
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k\n"
+ "ASSUME k = {1,2,3}\n"
+ "=================================";
StringBuilder sb = TestUtil.translateString(module);
System.out.println(sb);
final String expected =
"MACHINE Testing\n"
+ "ABSTRACT_CONSTANTS k\n"
+ "PROPERTIES k : POW(INTEGER) & k = {1,2,3} \n"
+ "END";
assertEquals(TestUtil.getTreeAsString(expected), TestUtil.getTreeAsString(sb.toString()));
}
@Test(expected = TypeErrorException.class)
public void testTuple2Elements() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k, k2, k3 \n"
+ "ASSUME k = <<k2, k3>> /\\ k3 = TRUE \n"
+ "=================================";
TestUtil.typeCheckString(module);
}
@Test(expected = TypeErrorException.class)
public void testTypeConflict6() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS a,b \n"
+ "ASSUME a = [x|->1] /\\ b = [y|->a, x|->1] /\\ a=b \n"
+ "=================================";
TestUtil.typeCheckString(module);
}
/**
* ******************************************************************** Cartesian Product
* ********************************************************************
*/
@Test
public void testCartesianProduct2() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k \n"
+ "ASSUME k = BOOLEAN \\X {1} \n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("POW(BOOL*INTEGER)", t.getConstantType("k").toString());
}
@Test(expected = TypeErrorException.class)
public void testTypeConflict4() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k \n"
+ "ASSUME k = [a |-> k] \n"
+ "=================================";
TestUtil.typeCheckString(module);
}
@Test(expected = TypeErrorException.class)
public void testUnifyTuple4() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k \n"
+ "ASSUME k \\in <<TRUE>>\n"
+ "=================================";
TestUtil.typeCheckString(module);
}
@Test
public void testTupleSingleElement() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k \n"
+ "ASSUME k = <<TRUE>> \n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("POW(INTEGER*BOOL)", t.getConstantType("k").toString());
}
@Test
public void testSimpleTuple() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "EXTENDS Naturals \n"
+ "CONSTANTS k \n"
+ "ASSUME k = <<1,TRUE>> \n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("INTEGER*BOOL", t.getConstantType("k").toString());
}
@Test
public void testTupleComponentsOfTheSameType() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "EXTENDS Naturals \n"
+ "CONSTANTS k \n"
+ "ASSUME k = <<1,1>> \n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("POW(INTEGER*INTEGER)", t.getConstantType("k").toString());
}
@Test
public void testTupleFunctionCall2() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "EXTENDS Naturals \n"
+ "CONSTANTS k \n"
+ "ASSUME k = <<1,TRUE,\"str\">>[3] \n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("STRING", t.getConstantType("k").toString());
}
@Test
public void testUnifyTuple3() throws FrontEndException, TLA2BException {
final String module =
"-------------- MODULE Testing ----------------\n"
+ "CONSTANTS k, k2, k3 \n"
+ "ASSUME k = <<k2, <<k3>> >> /\\ k3 = TRUE /\\ k2 = 1\n"
+ "=================================";
TestTypeChecker t = TestUtil.typeCheckString(module);
assertEquals("INTEGER*POW(INTEGER*BOOL)", t.getConstantType("k").toString());
assertEquals("INTEGER", t.getConstantType("k2").toString());
assertEquals("BOOL", t.getConstantType("k3").toString());
}