mirror of
https://github.com/Jermolene/TiddlyWiki5
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66 lines
1.4 KiB
JavaScript
66 lines
1.4 KiB
JavaScript
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tests_mock = {
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frame: {},
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/*
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* replace named global functions with a mock version
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* - mock can access original function, and store context in tests_mock.frame[funcName]
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*/
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before: function(funcName,mocker)
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{
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var frame = {};
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frame.called = 0;
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frame.savedFunc = eval(funcName);
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if (typeof frame.savedFunc != "function")
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throw(funcName +" is not a function: " + (typeof frame.savedFunc));
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var mockFunction = function() {
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tests_mock.frame[funcName].called++;
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if (mocker)
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return mocker.apply(this, arguments);
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};
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eval(funcName + "=mockFunction");
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this.frame[funcName] = frame;
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},
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/*
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* restore named global function
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* - return frame object, which includes a count of calls
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*/
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after: function(funcName)
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{
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frame = this.frame[funcName];
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eval(funcName + '=frame.savedFunc');
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return frame;
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},
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/*
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* save values of named global variables
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*/
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save: function(varName)
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{
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var frame = {};
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frame.restore = true;
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frame.savedValue = eval(varName);
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if (typeof frame.savedValue == "function")
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throw(varName +" is a function: " + (typeof frame.savedValue));
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this.frame[varName] = frame;
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},
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/*
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* restore any named global variables
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*/
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restore: function()
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{
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var varName;
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for(varName in this.frame) {
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frame = this.frame[varName];
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if (frame.restore){
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eval(varName+'=frame.savedValue');
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frame.restore = false;
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}
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}
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}
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};
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