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Increase tests coverage for base reporter #2680

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merged 1 commit into from Jan 23, 2017
Merged

Increase tests coverage for base reporter #2680

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81 changes: 81 additions & 0 deletions test/reporters/base.spec.js
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Expand Up @@ -113,6 +113,53 @@ describe('Base reporter', function () {
});
});

describe('Inline strings diff', function () {
it('should show single line diff if property set to `true`', function () {
var err = new Error('test');
var errOut;

err.actual = 'a foo inline diff';
err.expected = 'a bar inline diff';
err.showDiff = true;
var test = makeTest(err);

Base.inlineDiffs = true;
Base.list([test]);

errOut = stdout.join('\n');

errOut.should.match(/a foobar inline diff/);
errOut.should.match(/test/);
errOut.should.match(/actual/);
errOut.should.match(/expected/);
});

it('should split lines when string has more than 4 line breaks', function () {
var err = new Error('test');
var errOut;

err.actual = 'a\nfoo\ninline\ndiff\nwith\nmultiple lines';
err.expected = 'a\nbar\ninline\ndiff\nwith\nmultiple lines';
err.showDiff = true;
var test = makeTest(err);

Base.inlineDiffs = true;
Base.list([test]);

errOut = stdout.join('\n');

errOut.should.match(/1 \| a/);
errOut.should.match(/2 \| foobar/);
errOut.should.match(/3 \| inline/);
errOut.should.match(/4 \| diff/);
errOut.should.match(/5 \| with/);
errOut.should.match(/6 \| multiple lines/);
errOut.should.match(/test/);
errOut.should.match(/actual/);
errOut.should.match(/expected/);
});
});

it('should stringify objects', function () {
var err = new Error('test');
var errOut;
Expand Down Expand Up @@ -172,6 +219,30 @@ describe('Base reporter', function () {
}
});

it('should interpret chaijs custom error messages', function () {
var errOut;

try {
// expect(43, 'custom error message').to.equal(42);
// AssertionError: custom error message: expected 43 to equal 42.
assert.equal(43, 42, 'custom error message: expected 43 to equal 42.');
} catch (err) {
err.actual = 43;
err.expected = 42;
err.showDiff = true;
var test = makeTest(err);

Base.list([test]);

errOut = stdout.join('\n');
errOut.should.match(/custom error message\n/);
errOut.should.match(/\+42/);
errOut.should.match(/-43/);
errOut.should.match(/- actual/);
errOut.should.match(/\+ expected/);
}
});

it('should remove message from stack', function () {
var err = {
message: 'Error',
Expand All @@ -197,6 +268,16 @@ describe('Base reporter', function () {
errOut.should.equal('1) test title:\n an error happened');
});

it('should set an empty message if `message` and `inspect()` are not set', function () {
var err = {
showDiff: false
};
var test = makeTest(err);
Base.list([test]);
var errOut = stdout.join('\n').trim();
errOut.should.equal('1) test title:');
});

it('should not modify stack if it does not contain message', function () {
var err = {
message: 'Error',
Expand Down