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fix(numberFilter): always convert scientific notation to decimal

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Previously, the number filter would format small and large numbers
as scientific notation. It now uses toFixed() to ensure that all
requested digits are shown.
This commit is contained in:
Paul Meskers
2013-06-09 16:20:40 -04:00
committed by Igor Minar
parent 97abb12473
commit 408e868237
2 changed files with 23 additions and 3 deletions
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5
src/ng/filter/filters.js
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@@ -171,6 +171,11 @@ function formatNumber(number, pattern, groupSep, decimalSep, fractionSize) {
}
if (fractionSize && fractionSize !== "0") formatedText += decimalSep + fraction.substr(0, fractionSize);
} else {
if (fractionSize > 0 && number > -1 && number < 1) {
formatedText = number.toFixed(fractionSize);
}
}
parts.push(isNegative ? pattern.negPre : pattern.posPre);

21
test/ng/filter/filtersSpec.js
View File

@@ -145,9 +145,24 @@ describe('filters', function() {
expect(number(1234.567, 2)).toEqual("1,234.57");
});
it('should filter exponential numbers', function() {
expect(number(1e50, 0)).toEqual('1e+50');
expect(number(-2e50, 2)).toEqual('-2e+50');
it('should filter exponentially large numbers', function() {
expect(number(1e50)).toEqual('1e+50');
expect(number(-2e100)).toEqual('-2e+100');
});
it('should ignore fraction sizes for large numbers', function() {
expect(number(1e50, 2)).toEqual('1e+50');
expect(number(-2e100, 5)).toEqual('-2e+100');
});
it('should filter exponentially small numbers', function() {
expect(number(1e-50, 0)).toEqual('0');
expect(number(1e-6, 6)).toEqual('0.000001');
expect(number(1e-7, 6)).toEqual('0.000000');
expect(number(-1e-50, 0)).toEqual('-0');
expect(number(-1e-6, 6)).toEqual('-0.000001');
expect(number(-1e-7, 6)).toEqual('-0.000000');
});
});