tests/org.eclipse.epsilon.eol.engine.test.acceptance/src/org/eclipse/epsilon/eol/engine/test/acceptance/AssignmentTests.eol

@test
operation testAssignment() {
	var a; 
	a := 1 + 2;
	assertEquals(a, 3);	
}

@test
operation testAssignmentToResultOfEquality() {
	var a; 
	a := 1 = 1;
	assertEquals(a, true);	
}

@test
operation testEqualityActsAsAssignment() {
	var a; 
	a = 1 + 2;
	assertEquals(a, 3);	
}

@test
operation testOuterEqualityActsAsAssignment() {
	var a; 
	a = 1 = 1;
	assertEquals(a, true);	
}

@test
operation testOtherRelationalExpressionIsUnaffected() {
	var a; 
	a := 2 > 1;
	assertEquals(a, true);	
}

@test
operation testOtherRelationalExpressionIsUnaffectedByRewrite() {
	var a; a = 2 > 1;
	assertEquals(a, true);
}

@test
operation testExtendedPropertyAssignmentUsesIdentity() {
	var x : Sequence;
	var y : Sequence;
	x.~extended = 1;
	assertEquals(1, x.~extended);
	assertTrue(y.~extended.isUndefined());
}

@test
operation testAssignmentInFor() {
	var x = 0;
	for (i in 1.to(2)) {
		x = x + i;
	}
	assertEquals(3, x);
}

@test
operation testExtendedPropertyAssignmentUsesIdentityLarge() {
  var x : Sequence;
  for (i in 1.to(300000)) {
    var e : Sequence;
    e.~position = i;
    x.add(e);
  }

  var pos = 1;
  for (e in x) {
    assertEquals(pos, e.~position);
    pos += 1;
  }
}