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Diffstat (limited to 'tests/web/easypiechart.percentage.spec.js')
-rw-r--r-- | tests/web/easypiechart.percentage.spec.js | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/tests/web/easypiechart.percentage.spec.js b/tests/web/easypiechart.percentage.spec.js new file mode 100644 index 000000000..e6168bdd7 --- /dev/null +++ b/tests/web/easypiechart.percentage.spec.js @@ -0,0 +1,142 @@ +"use strict"; + + +describe("percentage calculations for easy pie charts with dynamic range", function () { + + it("should return positive value, if value greater than dynamic max", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 6, 2, 10); + + expect(result).toBe(60); + }); + + it("should return negative value, if value lesser than dynamic min", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, -6, -10, 10); + + expect(result).toBe(-60); + }); + + it("should return 0 if value is zero and min negative, max positive", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 0, -1, 2); + + expect(result).toBe(0); + }); + + it("should return 0.1 if value and min are zero and max positive", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 0, 0, 2); + + expect(result).toBe(0.1); + }); + + it("should return -0.1 if value is zero, max and min negative", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 0, -2, -1); + + expect(result).toBe(-0.1); + }); + + it("should return positive value, if max is user-defined", function () { + var state = createState(null, 50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 46, -40, 50); + + expect(result).toBe(92); + }); + + it("should return negative value, if min is user-defined", function () { + var state = createState(-50, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, -46, -50, 40); + + expect(result).toBe(-92); + }); + +}); + +describe("percentage calculations for easy pie charts with fixed range", function () { + + it("should return positive value, if min and max are user-defined", function () { + var state = createState(40, 50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 46, 40, 50); + + expect(result).toBe(60); + }); + + it("should return 100 if positive min and max are user-defined, but value is greater than max", function () { + var state = createState(40, 50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 60, 40, 50); + + expect(result).toBe(100); + }); + + it("should return 0.1 if positive min and max are user-defined, but value is smaller than min", function () { + var state = createState(40, 50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 39.9, 42, 48); + + expect(result).toBe(0.1); + }); + + it("should return -100 if negative min and max are user-defined, but value is smaller than min", function () { + var state = createState(-40, -50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, -50.1, -40, -50); + + expect(result).toBe(-100); + }); + + it("should return 0.1 if negative min and max are user-defined, but value is smaller than min", function () { + var state = createState(-40, -50); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, -50.1, -20, -45); + + expect(result).toBe(-100); + }); +}); + +describe("percentage calculations for easy pie charts with invalid input", function () { + + it("should return 0.1 if value undefined", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, null, 40, 50); + + expect(result).toBe(0.1); + }); + + it("should return positive value if min is undefined", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 1, null, 2); + + expect(result).toBe(50); + }); + + it("should return positive if max is undefined", function () { + var state = createState(null, null); + + var result = NETDATA.easypiechartPercentFromValueMinMax(state, 21, 42, null); + + expect(result).toBe(50); + }); +}); + +function createState(min, max) { + // create a fake state with only the needed properties. + return { + tmp: { + easyPieChartMin: min, + easyPieChartMax: max + } + }; +}
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