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Boris Kocherov
rsvp.js
Commits
fe14287a
Commit
fe14287a
authored
Mar 06, 2013
by
Domenic Denicola
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Mostly-failing tests for the behavior of the Promise constructor.
parent
7a5493c2
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tests/extension-tests.js
tests/extension-tests.js
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tests/extension-tests.js
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fe14287a
/*global RSVP, describe, specify, assert */
/*global RSVP, describe, specify,
it,
assert */
describe
(
"
RSVP extensions
"
,
function
()
{
describe
(
"
RSVP extensions
"
,
function
()
{
describe
(
"
Promise constructor
"
,
function
()
{
it
(
'
should exist and have length 1
'
,
function
()
{
assert
(
RSVP
.
Promise
);
assert
.
equal
(
RSVP
.
Promise
.
length
,
1
);
});
it
(
'
should fulfill if `resolve` is called with a value
'
,
function
(
done
)
{
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
'
value
'
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
value
'
);
done
();
});
});
it
(
'
should reject if `reject` is called with a reason
'
,
function
(
done
)
{
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
,
reject
)
{
reject
(
'
reason
'
);
});
promise
.
then
(
function
()
{
assert
(
false
);
done
();
},
function
(
reason
)
{
assert
.
equal
(
reason
,
'
reason
'
);
done
();
});
});
it
(
'
should be a constructor
'
,
function
()
{
var
promise
=
new
RSVP
.
Promise
(
function
()
{});
assert
.
equal
(
Object
.
getPrototypeOf
(
promise
),
RSVP
.
Promise
.
prototype
,
'
[[Prototype]] equals Promise.prototype
'
);
assert
.
equal
(
promise
.
constructor
,
RSVP
.
Promise
,
'
constructor property of instances is set correctly
'
);
assert
.
equal
(
RSVP
.
Promise
.
prototype
.
constructor
,
RSVP
.
Promise
,
'
constructor property of prototype is set correctly
'
);
});
it
(
'
should work without `new`
'
,
function
(
done
)
{
var
promise
=
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
'
value
'
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
value
'
);
done
();
});
});
it
(
'
should throw a `TypeError` if not given a function
'
,
function
()
{
assert
.
throws
(
function
()
{
var
promise
=
new
RSVP
.
Promise
();
},
TypeError
);
assert
.
throws
(
function
()
{
var
promise
=
new
RSVP
.
Promise
({});
},
TypeError
);
assert
.
throws
(
function
()
{
var
promise
=
new
RSVP
.
Promise
(
'
boo!
'
);
},
TypeError
);
});
describe
(
'
assimilation
'
,
function
()
{
it
(
'
should assimilate if `resolve` is called with a fulfilled promise
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
'
original value
'
);
});
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalPromise
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
original value
'
);
done
();
});
});
it
(
'
should assimilate if `resolve` is called with a rejected promise
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
,
reject
)
{
reject
(
'
original reason
'
);
});
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalPromise
);
});
promise
.
then
(
function
()
{
assert
(
false
);
done
();
},
function
(
reason
)
{
assert
.
equal
(
reason
,
'
original reason
'
);
done
();
});
});
it
(
'
should assimilate if `resolve` is called with a fulfilled thenable
'
,
function
(
done
)
{
var
originalThenable
=
{
then
:
function
(
onFulfilled
)
{
setTimeout
(
function
()
{
onFulfilled
(
'
original value
'
);
},
0
);
}
};
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalThenable
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
original value
'
);
done
();
});
});
it
(
'
should assimilate if `resolve` is called with a rejected thenable
'
,
function
(
done
)
{
var
originalThenable
=
{
then
:
function
(
onFulfilled
,
onRejected
)
{
setTimeout
(
function
()
{
onRejected
(
'
original reason
'
);
},
0
);
}
};
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalThenable
);
});
promise
.
then
(
function
()
{
assert
(
false
);
done
();
},
function
(
reason
)
{
assert
.
equal
(
reason
,
'
original reason
'
);
done
();
});
});
it
(
'
should assimilate two levels deep, for fulfillment
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
'
original value
'
);
});
var
nextPromise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalPromise
);
});
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
nextPromise
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
original value
'
);
done
();
});
});
it
(
'
should assimilate two levels deep, for rejection
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
,
reject
)
{
reject
(
'
original reason
'
);
});
var
nextPromise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
originalPromise
);
});
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
nextPromise
);
});
promise
.
then
(
function
()
{
assert
(
false
);
done
();
},
function
(
reason
)
{
assert
.
equal
(
reason
,
'
original reason
'
);
done
();
});
});
it
(
'
should assimilate three levels deep, mixing thenables and promises (fulfilled case)
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
'
original value
'
);
});
var
intermediateThenable
=
{
then
:
function
(
onFulfilled
)
{
setTimeout
(
function
()
{
onFulfilled
(
originalPromise
);
},
0
);
}
};
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
intermediateThenable
);
});
promise
.
then
(
function
(
value
)
{
assert
.
equal
(
value
,
'
original value
'
);
done
();
});
});
it
(
'
should assimilate three levels deep, mixing thenables and promises (rejected case)
'
,
function
(
done
)
{
var
originalPromise
=
new
RSVP
.
Promise
(
function
(
resolve
,
reject
)
{
reject
(
'
original reason
'
);
});
var
intermediateThenable
=
{
then
:
function
(
onFulfilled
)
{
setTimeout
(
function
()
{
onFulfilled
(
originalPromise
);
},
0
);
}
};
var
promise
=
new
RSVP
.
Promise
(
function
(
resolve
)
{
resolve
(
intermediateThenable
);
});
promise
.
then
(
function
()
{
assert
(
false
);
done
();
},
function
(
reason
)
{
assert
.
equal
(
reason
,
'
original reason
'
);
done
();
});
});
});
});
describe
(
"
RSVP.defer
"
,
function
()
{
describe
(
"
RSVP.defer
"
,
function
()
{
specify
(
"
It should return a resolver and promise together
"
,
function
(
done
)
{
specify
(
"
It should return a resolver and promise together
"
,
function
(
done
)
{
var
deferred
=
RSVP
.
defer
(),
value
=
{};
var
deferred
=
RSVP
.
defer
(),
value
=
{};
...
@@ -27,7 +200,7 @@ describe("RSVP extensions", function() {
...
@@ -27,7 +200,7 @@ describe("RSVP extensions", function() {
});
});
describe
(
"
RSVP.all
"
,
function
()
{
describe
(
"
RSVP.all
"
,
function
()
{
specify
(
'
it
should exist
'
,
function
()
{
it
(
'
should exist
'
,
function
()
{
assert
(
RSVP
.
all
);
assert
(
RSVP
.
all
);
});
});
...
...
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