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Behavior specs cleanup: Improve dot specs

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This commit is contained in:
David Majda 2015-01-12 16:38:29 +01:00
parent 74be12c657
commit 936d6453a5
1 changed files with 24 additions and 10 deletions
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34
spec/behavior/generated-parser-behavior.spec.js
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@ -355,23 +355,37 @@ describe("generated parser behavior", function() {
});
describe("dot", function() {
it("matches correctly", function() {
var parser = PEG.buildParser('start = .', options);
describe("matching", function() {
it("matches any character", function() {
var parser = PEG.buildParser('start = .', options);
expect(parser).toParse("a", "a");
expect(parser).toParse("a");
expect(parser).toParse("b");
expect(parser).toParse("c");
});
});
it("advances position on success", function() {
var parser = PEG.buildParser('start = . .', options);
describe("when it matches", function() {
it("returns the matched character", function() {
var parser = PEG.buildParser('start = .', options);
expect(parser).toParse("ab", ["a", "b"]);
expect(parser).toParse("a", "a");
});
it("advances parse position past the matched character", function() {
var parser = PEG.buildParser('start = . .', options);
expect(parser).toParse("ab");
});
});
it("sets expectation correctly on failure", function() {
var parser = PEG.buildParser('start = .', options);
describe("when it doesn't match", function() {
it("reports match failure and records an expectation of type \"any\"", function() {
var parser = PEG.buildParser('start = .', options);
expect(parser).toFailToParse("", {
expected: [{ type: "any", description: "any character" }]
expect(parser).toFailToParse("", {
expected: [{ type: "any", description: "any character" }]
});
});
});
});