pjs/js/tests/ecma_2/Statements/try-012.js

93 строки
2.7 KiB
JavaScript

/**
* File Name: try-012.js
* ECMA Section:
* Description: The try statement
*
* This test has a try with no catch, and a finally. This is like try-003,
* but throws from a finally block, not the try block.
*
* Author: christine@netscape.com
* Date: 11 August 1998
*/
var SECTION = "try-012";
var VERSION = "ECMA_2";
var TITLE = "The try statement";
var BUGNUMBER="336872";
startTest();
writeHeaderToLog( SECTION + " "+ TITLE);
var tc = 0;
var testcases = new Array();
// Tests start here.
TrySomething( "x = \"hi\"", true );
TrySomething( "throw \"boo\"", true );
TrySomething( "throw 3", true );
test();
/**
* This function contains a try block with no catch block,
* but it does have a finally block. Try to evaluate expressions
* that do and do not throw exceptions.
*
* The productioni TryStatement Block Finally is evaluated as follows:
* 1. Evaluate Block
* 2. Evaluate Finally
* 3. If Result(2).type is normal return result 1 (in the test case, result 1 has
* the completion type throw)
* 4. return result 2 (does not get hit in this case)
*
*/
function TrySomething( expression, throwing ) {
innerFinally = "FAIL: DID NOT HIT INNER FINALLY BLOCK";
if (throwing) {
outerCatch = "FAILED: NO EXCEPTION CAUGHT";
} else {
outerCatch = "PASS";
}
outerFinally = "FAIL: DID NOT HIT OUTER FINALLY BLOCK";
// If the inner finally does not throw an exception, the result
// of the try block should be returned. (Type of inner return
// value should be throw if finally executes correctly
try {
try {
throw 0;
} finally {
innerFinally = "PASS";
eval( expression );
}
} catch ( e ) {
if (throwing) {
outerCatch = "PASS";
} else {
outerCatch = "FAIL: HIT OUTER CATCH BLOCK";
}
} finally {
outerFinally = "PASS";
}
testcases[tc++] = new TestCase(
SECTION,
"eval( " + expression +" ): evaluated inner finally block",
"PASS",
innerFinally );
testcases[tc++] = new TestCase(
SECTION,
"eval( " + expression +" ): evaluated outer catch block ",
"PASS",
outerCatch );
testcases[tc++] = new TestCase(
SECTION,
"eval( " + expression +" ): evaluated outer finally block",
"PASS",
outerFinally );
}