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Add incremental test.

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Cyrus Najmabadi 2014-12-09 17:29:52 -08:00
parent 1cd2fb4333
commit c7fcbb9f6b
1 changed files with 21 additions and 0 deletions
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21
tests/cases/unittests/incrementalParser.ts
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@ -147,6 +147,18 @@ module ts {
}
}
function deleteCode(source: string, index: number, toDelete: string) {
var repeat = toDelete.length;
for (var i = 0; i < repeat; i++) {
var oldText = ScriptSnapshot.fromString(source);
var newTextAndChange = withDelete(oldText, index, 1);
compareTrees(oldText, newTextAndChange.text, newTextAndChange.textChangeRange, -1);
source = newTextAndChange.text.getText(0, newTextAndChange.text.getLength());
}
}
describe('Incremental',() => {
it('Inserting into method',() => {
var source = "class C {\r\n" +
@ -418,5 +430,14 @@ module ts {
compareTrees(oldText, newTextAndChange.text, newTextAndChange.textChangeRange, -1);
});
// Simulated typing tests.
it('Type extends clause 1',() => {
var source = "interface IFoo<T> { }\r\ninterface Array<T> extends IFoo<T> { }";
var index = source.indexOf('extends');
deleteCode(source, index, "extends IFoo<T>");
});
});
}