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Allow dates for isBelow and isAbove assertions #990

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merged 17 commits into from
Jun 23, 2017
Merged

Allow dates for isBelow and isAbove assertions #990

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e277921
Fixed most tests
v1adko Jun 7, 2017
1f2b171
Fix date uniformity (UTC)
v1adko Jun 7, 2017
c3718ea
Add comment
v1adko Jun 7, 2017
4364d1d
Cleanup
v1adko Jun 7, 2017
90c156a
Change extra functions (WIP)
v1adko Jun 8, 2017
ce63a96
Finished tests
v1adko Jun 9, 2017
9d33702
Add master chai.js back
v1adko Jun 9, 2017
365fa21
Uncomment failing tests
v1adko Jun 9, 2017
a5428a4
Update master and tests
v1adko Jun 20, 2017
ee3cefc
Actual seconds, duh
v1adko Jun 20, 2017
5e6a33a
Refactor 'above'
v1adko Jun 20, 2017
870a7f3
Update all methods
v1adko Jun 21, 2017
ccbaf82
More explicit error
v1adko Jun 21, 2017
fc56c36
Documentation - articles consistency
v1adko Jun 22, 2017
5330208
Custom message test in assert
v1adko Jun 22, 2017
4b5bb3c
No parenthesis in should
v1adko Jun 22, 2017
6638ef4
Custom message for isAbove
v1adko Jun 22, 2017
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171 changes: 109 additions & 62 deletions lib/chai/core/assertions.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1024,7 +1024,7 @@ module.exports = function (chai, _) {
/**
* ### .above(n[, msg])
*
* Asserts that the target is a number greater than the given number `n`.
* Asserts that the target is a number or a date greater than the given number or date `n` respectively.
* However, it's often best to assert that the target is equal to its expected
* value.
*
Expand Down Expand Up @@ -1069,21 +1069,29 @@ module.exports = function (chai, _) {
var obj = flag(this, 'object')
, doLength = flag(this, 'doLength')
, flagMsg = flag(this, 'message')
, ssfi = flag(this, 'ssfi');
, msgPrefix = ((flagMsg) ? flagMsg + ': ' : '')
, ssfi = flag(this, 'ssfi')
, objType = _.type(obj).toLowerCase()
, nType = _.type(n).toLowerCase()
, shouldThrow = true;

if (doLength) {
new Assertion(obj, flagMsg, ssfi, true).to.have.property('length');
}

if (!doLength && (objType === 'date' && nType !== 'date')) {
errorMessage = msgPrefix + 'the argument to above must be a date';
} else if (nType !== 'number' && (doLength || objType === 'number')) {
errorMessage = msgPrefix + 'the argument to above must be a number';
} else if (!doLength && (objType !== 'date' && objType !== 'number')) {
var printObj = (objType === 'string') ? "'" + obj + "'" : obj;
errorMessage = msgPrefix + 'expected ' + printObj + ' to be a number or a date';
} else {
new Assertion(obj, flagMsg, ssfi, true).is.a('number');
shouldThrow = false;
}

if (typeof n !== 'number') {
flagMsg = flagMsg ? flagMsg + ': ' : '';
throw new AssertionError(
flagMsg + 'the argument to above must be a number',
undefined,
ssfi
);
if (shouldThrow) {
throw new AssertionError(errorMessage, undefined, ssfi);
}

if (doLength) {
Expand All @@ -1098,8 +1106,9 @@ module.exports = function (chai, _) {
} else {
this.assert(
obj > n
, 'expected #{this} to be above ' + n
, 'expected #{this} to be at most ' + n
, 'expected #{this} to be above #{exp}'
, 'expected #{this} to be at most #{exp}'
, n
);
}
}
Expand All @@ -1111,8 +1120,8 @@ module.exports = function (chai, _) {
/**
* ### .least(n[, msg])
*
* Asserts that the target is a number greater than or equal to the given
* number `n`. However, it's often best to assert that the target is equal to
* Asserts that the target is a number or a date greater than or equal to the given
* number or date `n` respectively. However, it's often best to assert that the target is equal to
* its expected value.
*
* expect(2).to.equal(2); // Recommended
Expand Down Expand Up @@ -1156,21 +1165,29 @@ module.exports = function (chai, _) {
var obj = flag(this, 'object')
, doLength = flag(this, 'doLength')
, flagMsg = flag(this, 'message')
, ssfi = flag(this, 'ssfi');
, msgPrefix = ((flagMsg) ? flagMsg + ': ' : '')
, ssfi = flag(this, 'ssfi')
, objType = _.type(obj).toLowerCase()
, nType = _.type(n).toLowerCase()
, shouldThrow = true;

if (doLength) {
new Assertion(obj, flagMsg, ssfi, true).to.have.property('length');
}

if (!doLength && (objType === 'date' && nType !== 'date')) {
errorMessage = msgPrefix + 'the argument to least must be a date';
} else if (nType !== 'number' && (doLength || objType === 'number')) {
errorMessage = msgPrefix + 'the argument to least must be a number';
} else if (!doLength && (objType !== 'date' && objType !== 'number')) {
var printObj = (objType === 'string') ? "'" + obj + "'" : obj;
errorMessage = msgPrefix + 'expected ' + printObj + ' to be a number or a date';
} else {
new Assertion(obj, flagMsg, ssfi, true).is.a('number');
shouldThrow = false;
}

if (typeof n !== 'number') {
flagMsg = flagMsg ? flagMsg + ': ' : '';
throw new AssertionError(
flagMsg + 'the argument to least must be a number',
undefined,
ssfi
);
if (shouldThrow) {
throw new AssertionError(errorMessage, undefined, ssfi);
}

if (doLength) {
Expand All @@ -1185,8 +1202,9 @@ module.exports = function (chai, _) {
} else {
this.assert(
obj >= n
, 'expected #{this} to be at least ' + n
, 'expected #{this} to be below ' + n
, 'expected #{this} to be at least #{exp}'
, 'expected #{this} to be below #{exp}'
, n
);
}
}
Expand All @@ -1197,7 +1215,7 @@ module.exports = function (chai, _) {
/**
* ### .below(n[, msg])
*
* Asserts that the target is a number less than the given number `n`.
* Asserts that the target is a number or a date less than the given number or date `n` respectively.
* However, it's often best to assert that the target is equal to its expected
* value.
*
Expand Down Expand Up @@ -1242,21 +1260,29 @@ module.exports = function (chai, _) {
var obj = flag(this, 'object')
, doLength = flag(this, 'doLength')
, flagMsg = flag(this, 'message')
, ssfi = flag(this, 'ssfi');
, msgPrefix = ((flagMsg) ? flagMsg + ': ' : '')
, ssfi = flag(this, 'ssfi')
, objType = _.type(obj).toLowerCase()
, nType = _.type(n).toLowerCase()
, shouldThrow = true;

if (doLength) {
new Assertion(obj, flagMsg, ssfi, true).to.have.property('length');
}

if (!doLength && (objType === 'date' && nType !== 'date')) {
errorMessage = msgPrefix + 'the argument to below must be a date';
} else if (nType !== 'number' && (doLength || objType === 'number')) {
errorMessage = msgPrefix + 'the argument to below must be a number';
} else if (!doLength && (objType !== 'date' && objType !== 'number')) {
var printObj = (objType === 'string') ? "'" + obj + "'" : obj;
errorMessage = msgPrefix + 'expected ' + printObj + ' to be a number or a date';
} else {
new Assertion(obj, flagMsg, ssfi, true).is.a('number');
shouldThrow = false;
}

if (typeof n !== 'number') {
flagMsg = flagMsg ? flagMsg + ': ' : '';
throw new AssertionError(
flagMsg + 'the argument to below must be a number',
undefined,
ssfi
);
if (shouldThrow) {
throw new AssertionError(errorMessage, undefined, ssfi);
}

if (doLength) {
Expand All @@ -1271,8 +1297,9 @@ module.exports = function (chai, _) {
} else {
this.assert(
obj < n
, 'expected #{this} to be below ' + n
, 'expected #{this} to be at least ' + n
, 'expected #{this} to be below #{exp}'
, 'expected #{this} to be at least #{exp}'
, n
);
}
}
Expand All @@ -1284,8 +1311,8 @@ module.exports = function (chai, _) {
/**
* ### .most(n[, msg])
*
* Asserts that the target is a number less than or equal to the given number
* `n`. However, it's often best to assert that the target is equal to its
* Asserts that the target is a number or a date less than or equal to the given number
* or date `n` respectively. However, it's often best to assert that the target is equal to its
* expected value.
*
* expect(1).to.equal(1); // Recommended
Expand Down Expand Up @@ -1328,21 +1355,29 @@ module.exports = function (chai, _) {
var obj = flag(this, 'object')
, doLength = flag(this, 'doLength')
, flagMsg = flag(this, 'message')
, ssfi = flag(this, 'ssfi');
, msgPrefix = ((flagMsg) ? flagMsg + ': ' : '')
, ssfi = flag(this, 'ssfi')
, objType = _.type(obj).toLowerCase()
, nType = _.type(n).toLowerCase()
, shouldThrow = true;

if (doLength) {
new Assertion(obj, flagMsg, ssfi, true).to.have.property('length');
}

if (!doLength && (objType === 'date' && nType !== 'date')) {
errorMessage = msgPrefix + 'the argument to most must be a date';
} else if (nType !== 'number' && (doLength || objType === 'number')) {
errorMessage = msgPrefix + 'the argument to most must be a number';
} else if (!doLength && (objType !== 'date' && objType !== 'number')) {
var printObj = (objType === 'string') ? "'" + obj + "'" : obj;
errorMessage = msgPrefix + 'expected ' + printObj + ' to be a number or a date';
} else {
new Assertion(obj, flagMsg, ssfi, true).is.a('number');
shouldThrow = false;
}

if (typeof n !== 'number') {
flagMsg = flagMsg ? flagMsg + ': ' : '';
throw new AssertionError(
flagMsg + 'the argument to most must be a number',
undefined,
ssfi
);
if (shouldThrow) {
throw new AssertionError(errorMessage, undefined, ssfi);
}

if (doLength) {
Expand All @@ -1357,8 +1392,9 @@ module.exports = function (chai, _) {
} else {
this.assert(
obj <= n
, 'expected #{this} to be at most ' + n
, 'expected #{this} to be above ' + n
, 'expected #{this} to be at most #{exp}'
, 'expected #{this} to be above #{exp}'
, n
);
}
}
Expand All @@ -1369,8 +1405,8 @@ module.exports = function (chai, _) {
/**
* ### .within(start, finish[, msg])
*
* Asserts that the target is a number greater than or equal to the given
* number `start`, and less than or equal to the given number `finish`.
* Asserts that the target is a number or a date greater than or equal to the given
* number or date `start`, and less than or equal to the given number or date `finish` respectively.
* However, it's often best to assert that the target is equal to its expected
* value.
*
Expand Down Expand Up @@ -1412,24 +1448,35 @@ module.exports = function (chai, _) {
Assertion.addMethod('within', function (start, finish, msg) {
if (msg) flag(this, 'message', msg);
var obj = flag(this, 'object')
, range = start + '..' + finish
, doLength = flag(this, 'doLength')
, flagMsg = flag(this, 'message')
, ssfi = flag(this, 'ssfi');
, msgPrefix = ((flagMsg) ? flagMsg + ': ' : '')
, ssfi = flag(this, 'ssfi')
, objType = _.type(obj).toLowerCase()
, startType = _.type(start).toLowerCase()
, finishType = _.type(finish).toLowerCase()
, shouldThrow = true
, range = (startType === 'date' && finishType === 'date')
? start.toUTCString() + '..' + finish.toUTCString()
: start + '..' + finish;

if (doLength) {
new Assertion(obj, flagMsg, ssfi, true).to.have.property('length');
}

if (!doLength && (objType === 'date' && (startType !== 'date' || finishType !== 'date'))) {
errorMessage = msgPrefix + 'the arguments to within must be dates';
} else if ((startType !== 'number' || finishType !== 'number') && (doLength || objType === 'number')) {
errorMessage = msgPrefix + 'the arguments to within must be numbers';
} else if (!doLength && (objType !== 'date' && objType !== 'number')) {
var printObj = (objType === 'string') ? "'" + obj + "'" : obj;
errorMessage = msgPrefix + 'expected ' + printObj + ' to be a number or a date';
} else {
new Assertion(obj, flagMsg, ssfi, true).is.a('number');
shouldThrow = false;
}

if (typeof start !== 'number' || typeof finish !== 'number') {
flagMsg = flagMsg ? flagMsg + ': ' : '';
throw new AssertionError(
flagMsg + 'the arguments to within must be numbers',
undefined,
ssfi
);
if (shouldThrow) {
throw new AssertionError(errorMessage, undefined, ssfi);
}

if (doLength) {
Expand Down
2 changes: 1 addition & 1 deletion lib/chai/utils/expectTypes.js
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ module.exports = function expectTypes(obj, types) {
types = types.map(function (t) { return t.toLowerCase(); });
types.sort();

// Transforms ['lorem', 'ipsum'] into 'a lirum, or an ipsum'
// Transforms ['lorem', 'ipsum'] into 'a lorem, or an ipsum'
var str = types.map(function (t, index) {
var art = ~[ 'a', 'e', 'i', 'o', 'u' ].indexOf(t.charAt(0)) ? 'an' : 'a';
var or = types.length > 1 && index === types.length - 1 ? 'or ' : '';
Expand Down
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