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ClearScript/ClearScriptTest/PropertyBagTest.cs at master · phxnsharp/ClearScript · GitHub
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
using
System
;
using
System
.
Diagnostics
.
CodeAnalysis
;
using
System
.
Linq
;
using
System
.
Threading
;
using
Microsoft
.
ClearScript
.
Util
;
using
Microsoft
.
ClearScript
.
V8
;
using
Microsoft
.
ClearScript
.
Windows
;
using
Microsoft
.
VisualStudio
.
TestTools
.
UnitTesting
;
namespace
Microsoft
.
ClearScript
.
Test
{
[
TestClass
]
[
DeploymentItem
(
"ClearScriptV8-64.dll"
)
]
[
DeploymentItem
(
"ClearScriptV8-32.dll"
)
]
[
DeploymentItem
(
"v8-x64.dll"
)
]
[
DeploymentItem
(
"v8-ia32.dll"
)
]
[
DeploymentItem
(
"v8-base-x64.dll"
)
]
[
DeploymentItem
(
"v8-base-ia32.dll"
)
]
[
DeploymentItem
(
"v8-zlib-x64.dll"
)
]
[
DeploymentItem
(
"v8-zlib-ia32.dll"
)
]
[
SuppressMessage
(
"Microsoft.Design"
,
"CA1001:TypesThatOwnDisposableFieldsShouldBeDisposable"
,
Justification
=
"Test classes use TestCleanupAttribute for deterministic teardown."
)
]
public
class
PropertyBagTest
:
ClearScriptTest
{
#region setup / teardown
private
ScriptEngine
engine
;
[
TestInitialize
]
public
void
TestInitialize
(
)
{
engine
=
new
JScriptEngine
(
WindowsScriptEngineFlags
.
EnableDebugging
)
;
}
[
TestCleanup
]
public
void
TestCleanup
(
)
{
engine
.
Dispose
(
)
;
BaseTestCleanup
(
)
;
}
#endregion
#region test methods
// ReSharper disable InconsistentNaming
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Property
(
)
{
var
host
=
new
HostFunctions
(
)
;
var
bag
=
new
PropertyBag
{
{
"host"
,
host
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreSame
(
host
,
engine
.
Evaluate
(
"bag.host"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Property_Scalar
(
)
{
const
int
value
=
123
;
var
bag
=
new
PropertyBag
{
{
"value"
,
value
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
value
,
engine
.
Evaluate
(
"bag.value"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Property_Struct
(
)
{
var
date
=
new
DateTime
(
2007
,
5
,
22
,
6
,
15
,
43
)
;
var
bag
=
new
PropertyBag
{
{
"date"
,
date
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
date
,
engine
.
Evaluate
(
"bag.date"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Property_GlobalMembers
(
)
{
var
host
=
new
HostFunctions
(
)
;
var
bag
=
new
PropertyBag
{
{
"host"
,
host
}
}
;
engine
.
AddHostObject
(
"bag"
,
HostItemFlags
.
GlobalMembers
,
bag
)
;
Assert
.
AreSame
(
host
,
engine
.
Evaluate
(
"host"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_HostDelegate
(
)
{
var
methodInvoked
=
false
;
Action
method
=
(
)
=>
methodInvoked
=
true
;
var
bag
=
new
PropertyBag
{
{
"method"
,
method
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"bag.method()"
)
;
Assert
.
IsTrue
(
methodInvoked
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ScriptProperty
(
)
{
engine
.
Execute
(
"foo = { bar: false }"
)
;
var
bag
=
new
PropertyBag
{
{
"foo"
,
engine
.
Script
.
foo
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"bag.foo.bar = true"
)
;
Assert
.
IsTrue
(
engine
.
Script
.
foo
.
bar
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ScriptMethod
(
)
{
engine
.
Execute
(
"methodInvoked = false; function method() { methodInvoked = true }"
)
;
var
bag
=
new
PropertyBag
{
{
"method"
,
engine
.
Script
.
method
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"bag.method()"
)
;
Assert
.
IsTrue
(
engine
.
Script
.
methodInvoked
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_IScriptableObject_OnExpose
(
)
{
var
host
=
new
HostFunctions
(
)
;
var
bag
=
new
PropertyBag
{
{
"host"
,
host
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreSame
(
engine
,
host
.
GetEngine
(
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_IScriptableObject_OnModify
(
)
{
var
bag
=
new
PropertyBag
(
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
var
host
=
new
HostFunctions
(
)
;
bag
.
Add
(
"host"
,
host
)
;
Assert
.
AreSame
(
engine
,
host
.
GetEngine
(
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Expando
(
)
{
var
bag
=
new
PropertyBag
(
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"bag.foo = 123"
)
;
Assert
.
AreEqual
(
123
,
bag
[
"foo"
]
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Writable
(
)
{
var
bag
=
new
PropertyBag
{
{
"foo"
,
false
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"bag.foo = true"
)
;
Assert
.
IsTrue
(
(
bool
)
bag
[
"foo"
]
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_Writable_Delete
(
)
{
var
bag
=
new
PropertyBag
{
{
"foo"
,
false
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
engine
.
Execute
(
"delete bag.foo"
)
;
Assert
.
IsFalse
(
bag
.
ContainsKey
(
"foo"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ReadOnly
(
)
{
var
bag
=
new
PropertyBag
(
true
)
;
bag
.
SetPropertyNoCheck
(
"foo"
,
false
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
TestUtil
.
AssertException
<
UnauthorizedAccessException
>
(
(
)
=>
engine
.
Execute
(
"bag.foo = true"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ReadOnly_Delete
(
)
{
var
bag
=
new
PropertyBag
(
true
)
;
bag
.
SetPropertyNoCheck
(
"foo"
,
false
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
TestUtil
.
AssertException
<
UnauthorizedAccessException
>
(
(
)
=>
engine
.
Execute
(
"delete bag.foo"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ExternalModification_AddProperty
(
)
{
var
bag
=
new
PropertyBag
{
{
"foo"
,
123
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
123
,
engine
.
Evaluate
(
"bag.foo"
)
)
;
bag
.
Add
(
"bar"
,
456
)
;
Assert
.
AreEqual
(
456
,
engine
.
Evaluate
(
"bag.bar"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ExternalModification_ChangeProperty
(
)
{
var
bag
=
new
PropertyBag
{
{
"foo"
,
123
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
123
,
engine
.
Evaluate
(
"bag.foo"
)
)
;
bag
[
"foo"
]
=
456
;
Assert
.
AreEqual
(
456
,
engine
.
Evaluate
(
"bag.foo"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_ExternalModification_DeleteProperty
(
)
{
var
bag
=
new
PropertyBag
{
{
"foo"
,
123
}
,
{
"bar"
,
456
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
456
,
engine
.
Evaluate
(
"bag.bar"
)
)
;
bag
.
Remove
(
"bar"
)
;
Assert
.
AreSame
(
Undefined
.
Value
,
engine
.
Evaluate
(
"bag.bar"
)
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_MultiEngine
(
)
{
var
bag
=
new
PropertyBag
(
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
Action
innerTest
=
(
)
=>
{
// The Visual Studio 2013 debugging stack fails to release the engine properly,
// resulting in test failure. Visual Studio 2012 does not have this bug.
using
(
var
scriptEngine
=
new
VBScriptEngine
(
)
)
{
scriptEngine
.
AddHostObject
(
"bag"
,
bag
)
;
Assert
.
AreEqual
(
2
,
bag
.
EngineCount
)
;
}
}
;
innerTest
(
)
;
GC
.
Collect
(
GC
.
MaxGeneration
,
GCCollectionMode
.
Forced
)
;
Assert
.
AreEqual
(
1
,
bag
.
EngineCount
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_MultiEngine_Property
(
)
{
var
outerBag
=
new
PropertyBag
(
)
;
engine
.
AddHostObject
(
"bag"
,
outerBag
)
;
var
innerBag
=
new
PropertyBag
(
)
;
Action
innerTest
=
(
)
=>
{
// The Visual Studio 2013 debugging stack fails to release the engine properly,
// resulting in test failure. Visual Studio 2012 does not have this bug.
using
(
var
scriptEngine
=
new
VBScriptEngine
(
)
)
{
scriptEngine
.
AddHostObject
(
"bag"
,
outerBag
)
;
outerBag
.
Add
(
"innerBag"
,
innerBag
)
;
Assert
.
AreEqual
(
2
,
innerBag
.
EngineCount
)
;
}
}
;
innerTest
(
)
;
GC
.
Collect
(
GC
.
MaxGeneration
,
GCCollectionMode
.
Forced
)
;
Assert
.
AreEqual
(
1
,
innerBag
.
EngineCount
)
;
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_MultiEngine_HostFunctions
(
)
{
using
(
var
scriptEngine
=
new
V8ScriptEngine
(
V8ScriptEngineFlags
.
EnableDebugging
)
)
{
const
string
code
=
"bag.host.func(0, function () { return bag.func(); })"
;
var
bag
=
new
PropertyBag
{
{
"host"
,
new
HostFunctions
(
)
}
,
{
"func"
,
new
Func
<
object
>
(
(
)
=>
ScriptEngine
.
Current
)
}
}
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
scriptEngine
.
AddHostObject
(
"bag"
,
bag
)
;
var
func
=
(
Func
<
object
>
)
engine
.
Evaluate
(
code
)
;
Assert
.
AreSame
(
engine
,
func
(
)
)
;
func
=
(
Func
<
object
>
)
scriptEngine
.
Evaluate
(
code
)
;
Assert
.
AreSame
(
scriptEngine
,
func
(
)
)
;
}
}
[
TestMethod
,
TestCategory
(
"PropertyBag"
)
]
public
void
PropertyBag_MultiEngine_Parallel
(
)
{
// This is a torture test for ConcurrentWeakSet and general engine teardown/cleanup.
// It has exposed some very tricky engine bugs.
var
bag
=
new
PropertyBag
(
)
;
engine
.
AddHostObject
(
"bag"
,
bag
)
;
const
int
threadCount
=
256
;
var
engineCount
=
0
;
// 32-bit V8 starts failing requests to create new contexts rather quickly. This is
// because each V8 isolate requires (among other things) a 32MB address space
// reservation. 64-bit V8 reserves much larger blocks but benefits from the enormous
// available address space.
var
maxV8Count
=
Environment
.
Is64BitProcess
?
128
:
16
;
var
maxJScriptCount
=
(
threadCount
-
maxV8Count
)
/
2
;
var
startEvent
=
new
ManualResetEventSlim
(
false
)
;
var
checkpointEvent
=
new
ManualResetEventSlim
(
false
)
;
var
continueEvent
=
new
ManualResetEventSlim
(
false
)
;
var
stopEvent
=
new
ManualResetEventSlim
(
false
)
;
ParameterizedThreadStart
body
=
arg
=>
{
// ReSharper disable AccessToDisposedClosure
var
index
=
(
int
)
arg
;
startEvent
.
Wait
(
)
;
ScriptEngine
scriptEngine
;
if
(
index
<
maxV8Count
)
{
scriptEngine
=
new
V8ScriptEngine
(
)
;
}
else
if
(
index
<
(
maxV8Count
+
maxJScriptCount
)
)
{
scriptEngine
=
new
JScriptEngine
(
)
;
}
else
{
scriptEngine
=
new
VBScriptEngine
(
)
;
}
scriptEngine
.
AddHostObject
(
"bag"
,
bag
)
;
if
(
Interlocked
.
Increment
(
ref
engineCount
)
==
threadCount
)
{
checkpointEvent
.
Set
(
)
;
}
continueEvent
.
Wait
(
)
;
scriptEngine
.
Dispose
(
)
;
if
(
Interlocked
.
Decrement
(
ref
engineCount
)
==
0
)
{
stopEvent
.
Set
(
)
;
}
// ReSharper restore AccessToDisposedClosure
}
;
var
threads
=
Enumerable
.
Range
(
0
,
threadCount
)
.
Select
(
index
=>
new
Thread
(
body
)
)
.
ToArray
(
)
;
threads
.
ForEach
(
(
thread
,
index
)
=>
thread
.
Start
(
index
)
)
;
startEvent
.
Set
(
)
;
checkpointEvent
.
Wait
(
)
;
Assert
.
AreEqual
(
threadCount
+
1
,
bag
.
EngineCount
)
;
continueEvent
.
Set
(
)
;
stopEvent
.
Wait
(
)
;
GC
.
Collect
(
GC
.
MaxGeneration
,
GCCollectionMode
.
Forced
)
;
Assert
.
AreEqual
(
1
,
bag
.
EngineCount
)
;
Array
.
ForEach
(
threads
,
thread
=>
thread
.
Join
(
)
)
;
startEvent
.
Dispose
(
)
;
checkpointEvent
.
Dispose
(
)
;
continueEvent
.
Dispose
(
)
;
stopEvent
.
Dispose
(
)
;
}
// ReSharper restore InconsistentNaming
#endregion
}
}
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