// Check that only first variable is declared.
assertTrue(fsvars.isFsVariable(name1));
assertFalse(fsvars.isFsVariable(name2));
assertFalse(fsvars.isFsVariable(name3));
// Declare second var, check.
fsvars.declareFsVariable(name2, this.annotType2);
assertTrue(fsvars.isFsVariable(name1));
assertTrue(fsvars.isFsVariable(name2));
assertFalse(fsvars.isFsVariable(name3));
// Declare third var, check.
fsvars.declareFsVariable(name3, this.annotType3);