kpdecker
71 lines
3.0 KiB
JavaScript
71 lines
3.0 KiB
JavaScript
/*global Handlebars, shouldThrow */
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describe('compiler', function() {
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if (!Handlebars.compile) {
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return;
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}
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describe('#equals', function() {
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function compile(string) {
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var ast = Handlebars.parse(string);
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return new Handlebars.Compiler().compile(ast, {});
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}
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it('should treat as equal', function() {
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equal(compile('foo').equals(compile('foo')), true);
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equal(compile('{{foo}}').equals(compile('{{foo}}')), true);
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equal(compile('{{foo.bar}}').equals(compile('{{foo.bar}}')), true);
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equal(compile('{{foo.bar baz "foo" true false bat=1}}').equals(compile('{{foo.bar baz "foo" true false bat=1}}')), true);
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equal(compile('{{foo.bar (baz bat=1)}}').equals(compile('{{foo.bar (baz bat=1)}}')), true);
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equal(compile('{{#foo}} {{/foo}}').equals(compile('{{#foo}} {{/foo}}')), true);
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});
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it('should treat as not equal', function() {
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equal(compile('foo').equals(compile('bar')), false);
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equal(compile('{{foo}}').equals(compile('{{bar}}')), false);
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equal(compile('{{foo.bar}}').equals(compile('{{bar.bar}}')), false);
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equal(compile('{{foo.bar baz bat=1}}').equals(compile('{{foo.bar bar bat=1}}')), false);
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equal(compile('{{foo.bar (baz bat=1)}}').equals(compile('{{foo.bar (bar bat=1)}}')), false);
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equal(compile('{{#foo}} {{/foo}}').equals(compile('{{#bar}} {{/bar}}')), false);
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equal(compile('{{#foo}} {{/foo}}').equals(compile('{{#foo}} {{foo}}{{/foo}}')), false);
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});
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});
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describe('#compile', function() {
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it('should fail with invalid input', function() {
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shouldThrow(function() {
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Handlebars.compile(null);
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}, Error, 'You must pass a string or Handlebars AST to Handlebars.compile. You passed null');
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shouldThrow(function() {
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Handlebars.compile({});
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}, Error, 'You must pass a string or Handlebars AST to Handlebars.compile. You passed [object Object]');
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});
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it('can utilize AST instance', function() {
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equal(Handlebars.compile(new Handlebars.AST.Program([ new Handlebars.AST.ContentStatement("Hello")], null, {}))(), 'Hello');
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});
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it("can pass through an empty string", function() {
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equal(Handlebars.compile('')(), '');
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});
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});
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describe('#precompile', function() {
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it('should fail with invalid input', function() {
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shouldThrow(function() {
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Handlebars.precompile(null);
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}, Error, 'You must pass a string or Handlebars AST to Handlebars.precompile. You passed null');
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shouldThrow(function() {
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Handlebars.precompile({});
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}, Error, 'You must pass a string or Handlebars AST to Handlebars.precompile. You passed [object Object]');
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});
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it('can utilize AST instance', function() {
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equal(/return "Hello"/.test(Handlebars.precompile(new Handlebars.AST.Program([ new Handlebars.AST.ContentStatement("Hello")]), null, {})), true);
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});
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it("can pass through an empty string", function() {
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equal(/return ""/.test(Handlebars.precompile('')), true);
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});
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});
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});
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