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chore(parser): add tests for conditional expressions 

Closes #5647
This commit is contained in:
Yegor Jbanov 2015-12-05 22:06:24 -08:00 committed by Jeremy Elbourn
parent e6170e8ac3
commit 2d313c4d1d
1 changed files with 11 additions and 0 deletions
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11
modules/angular2/test/core/change_detection/parser/parser_spec.ts
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@ -31,6 +31,12 @@ export function main() {
function unparse(ast: AST): string { return new Unparser().unparse(ast); } function unparse(ast: AST): string { return new Unparser().unparse(ast); }
function checkInterpolation(exp: string, expected?: string) {
var ast = parseInterpolation(exp);
if (isBlank(expected)) expected = exp;
expect(unparse(ast)).toEqual(expected);
}
function checkBinding(exp: string, expected?: string) { function checkBinding(exp: string, expected?: string) {
var ast = parseBinding(exp); var ast = parseBinding(exp);
if (isBlank(expected)) expected = exp; if (isBlank(expected)) expected = exp;
@ -262,6 +268,8 @@ export function main() {
expectBindingError("{{a.b}}") expectBindingError("{{a.b}}")
.toThrowErrorWith('Got interpolation ({{}}) where expression was expected'); .toThrowErrorWith('Got interpolation ({{}}) where expression was expected');
}); });
it('should parse conditional expression', () => { checkBinding('a < b ? a : b'); });
}); });
describe('parseTemplateBindings', () => { describe('parseTemplateBindings', () => {
@ -410,6 +418,9 @@ export function main() {
.toThrowErrorWith( .toThrowErrorWith(
"Parser Error: Blank expressions are not allowed in interpolated strings"); "Parser Error: Blank expressions are not allowed in interpolated strings");
}); });
it('should parse conditional expression',
() => { checkInterpolation('{{ a < b ? a : b }}'); });
}); });
describe("parseSimpleBinding", () => { describe("parseSimpleBinding", () => {