| 1 | /** |
| 2 | * @fileoverview Tests the way that dygraphs parses data. |
| 3 | * |
| 4 | * @author danvk@google.com (Dan Vanderkam) |
| 5 | */ |
| 6 | |
| 7 | import Dygraph from '../../src/dygraph'; |
| 8 | import * as utils from '../../src/dygraph-utils'; |
| 9 | |
| 10 | describe("parser", function() { |
| 11 | |
| 12 | cleanupAfterEach(); |
| 13 | |
| 14 | it('testDetectLineDelimiter', function() { |
| 15 | var data = "X,Y\r" + |
| 16 | "0,-1\r" + |
| 17 | "1,0\r" + |
| 18 | "2,1\r" + |
| 19 | "3,0\r" |
| 20 | ; |
| 21 | assert.equal("\r", utils.detectLineDelimiter(data)); |
| 22 | |
| 23 | data = "X,Y\n" + |
| 24 | "0,-1\n" + |
| 25 | "1,0\n" + |
| 26 | "2,1\n" + |
| 27 | "3,0\n" |
| 28 | ; |
| 29 | assert.equal("\n", utils.detectLineDelimiter(data)); |
| 30 | |
| 31 | data = "X,Y\n\r" + |
| 32 | "0,-1\n\r" + |
| 33 | "1,0\n\r" + |
| 34 | "2,1\n\r" + |
| 35 | "3,0\n\r" |
| 36 | ; |
| 37 | assert.equal("\n\r", utils.detectLineDelimiter(data)); |
| 38 | }); |
| 39 | |
| 40 | it('testParseDosNewlines', function() { |
| 41 | var opts = { |
| 42 | width: 480, |
| 43 | height: 320 |
| 44 | }; |
| 45 | var data = "X,Y\r" + |
| 46 | "0,-1\r" + |
| 47 | "1,0\r" + |
| 48 | "2,1\r" + |
| 49 | "3,0\r" |
| 50 | ; |
| 51 | |
| 52 | var g = new Dygraph('graph', data, opts); |
| 53 | assert.equal(0, g.getValue(0, 0)); |
| 54 | assert.equal(-1, g.getValue(0, 1)); |
| 55 | assert.equal(1, g.getValue(1, 0)); |
| 56 | assert.equal(0, g.getValue(1, 1)); |
| 57 | assert.deepEqual(['X', 'Y'], g.getLabels()); |
| 58 | }); |
| 59 | |
| 60 | it('should parse tab-delimited data', function() { |
| 61 | var data = "X\tY\n" + |
| 62 | "0\t-1\n" + |
| 63 | "1\t0\n" + |
| 64 | "2\t1\n" + |
| 65 | "3\t0\n"; |
| 66 | |
| 67 | var g = new Dygraph('graph', data); |
| 68 | assert.equal(0, g.getValue(0, 0)); |
| 69 | assert.equal(-1, g.getValue(0, 1)); |
| 70 | assert.equal(1, g.getValue(1, 0)); |
| 71 | assert.equal(0, g.getValue(1, 1)); |
| 72 | assert.deepEqual(['X', 'Y'], g.getLabels()); |
| 73 | }); |
| 74 | |
| 75 | it('should parse fractions', function() { |
| 76 | var data = "X,Y\n" + |
| 77 | "0,1/4\n" + |
| 78 | "1,2/4\n" + |
| 79 | "2,3/4\n" + |
| 80 | "3,4/4\n"; |
| 81 | var g = new Dygraph('graph', data, {fractions:true}); |
| 82 | |
| 83 | assert.equal(0, g.getValue(0, 0)); |
| 84 | assert.deepEqual([1, 4], g.getValue(0, 1)); |
| 85 | assert.equal(1, g.getValue(1, 0)); |
| 86 | assert.deepEqual([2, 4], g.getValue(1, 1)); |
| 87 | assert.deepEqual(['X', 'Y'], g.getLabels()); |
| 88 | }); |
| 89 | |
| 90 | it('should parse error bars', function() { |
| 91 | var data = "X,Y\n" + |
| 92 | "0,1,4\n" + |
| 93 | "1,2,4\n" + |
| 94 | "2,3,4\n" + |
| 95 | "3,4,4\n"; |
| 96 | var g = new Dygraph('graph', data, {errorBars:true}); |
| 97 | |
| 98 | assert.equal(0, g.getValue(0, 0)); |
| 99 | assert.deepEqual([1, 4], g.getValue(0, 1)); |
| 100 | assert.equal(1, g.getValue(1, 0)); |
| 101 | assert.deepEqual([2, 4], g.getValue(1, 1)); |
| 102 | assert.deepEqual(['X', 'Y'], g.getLabels()); |
| 103 | }); |
| 104 | |
| 105 | it('should parse custom bars', function() { |
| 106 | var data = "X,Y1,Y2\n" + |
| 107 | "1,10;20;30,20;5;25\n" + |
| 108 | "2,10;25;35,20;10;25\n"; |
| 109 | var g = new Dygraph('graph', data, {customBars:true}); |
| 110 | |
| 111 | assert.equal(1, g.getValue(0, 0)); |
| 112 | assert.deepEqual([10, 20, 30], g.getValue(0, 1)); |
| 113 | assert.deepEqual([20, 5, 25], g.getValue(0, 2)); |
| 114 | assert.equal(2, g.getValue(1, 0)); |
| 115 | assert.deepEqual([10, 25, 35], g.getValue(1, 1)); |
| 116 | assert.deepEqual([20, 10, 25], g.getValue(1, 2)); |
| 117 | assert.deepEqual(['X', 'Y1', 'Y2'], g.getLabels()); |
| 118 | }); |
| 119 | |
| 120 | /* |
| 121 | it('should warn on unsorted input', function() { |
| 122 | }); |
| 123 | |
| 124 | it('should warn on different length columns', function() { |
| 125 | }); |
| 126 | |
| 127 | it('should detect double-labeled data', function() { |
| 128 | }); |
| 129 | */ |
| 130 | |
| 131 | }); |