Refactor dsv tests for minimal loading.
This commit is contained in:
Mike Bostock
Родитель
2831f6c7c4
Коммит
8e9db961f9
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@ -1,4 +1,5 @@
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var vows = require("vows"),
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d3 = require("../../"),
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load = require("../load"),
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xhr = require("../env-xhr"),
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assert = require("../env-assert");
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@ -7,18 +8,13 @@ var suite = vows.describe("d3.csv");
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suite.addBatch({
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"csv": {
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topic: load("dsv/csv").sandbox({
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XMLHttpRequest: xhr,
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document: {},
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window: {}
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}),
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topic: load("dsv/csv")
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.expression("d3.csv")
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.sandbox({XMLHttpRequest: xhr, document: {}, window: {}}),
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"on a sample file": {
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topic: function(d3) {
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var cb = this.callback;
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d3.csv("test/data/sample.csv", function(error, csv) {
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cb(null, csv);
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});
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topic: function(csv) {
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csv("test/data/sample.csv", this.callback);
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},
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"invokes the callback with the parsed CSV": function(csv) {
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assert.deepEqual(csv, [{"Hello":"42","World":"\"fish\""}]);
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@ -29,14 +25,11 @@ suite.addBatch({
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},
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"when specifying a row conversion function": {
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topic: function(d3) {
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var cb = this.callback;
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d3.csv("test/data/sample.csv", function(row) {
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topic: function(csv) {
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csv("test/data/sample.csv", function(row) {
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row.Hello = -row.Hello;
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return row;
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}, function(error, csv) {
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cb(null, csv);
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});
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}, this.callback);
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},
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"invokes the callback with the parsed CSV": function(csv) {
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assert.strictEqual(csv[0].Hello, -42);
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@ -44,10 +37,10 @@ suite.addBatch({
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},
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"when loading a file that does not exist": {
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topic: function(d3) {
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var cb = this.callback;
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d3.csv("//does/not/exist.csv", function(error, csv) {
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cb(null, csv);
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topic: function(csv) {
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var callback = this.callback;
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csv("//does/not/exist.csv", function(error, csv) {
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callback(null, csv);
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});
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},
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"invokes the callback with undefined": function(csv) {
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@ -56,8 +49,8 @@ suite.addBatch({
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},
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"parse": {
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topic: function(d3) {
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return d3.csv.parse;
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topic: function(csv) {
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return csv.parse;
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},
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"returns an array of objects": function(parse) {
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assert.deepEqual(parse("a,b,c\n1,2,3\n"), [{a: "1", b: "2", c: "3"}]);
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@ -101,9 +94,9 @@ suite.addBatch({
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},
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"parse with row function": {
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"invokes the row function for every row in order": function(d3) {
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"invokes the row function for every row in order": function(csv) {
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var rows = [];
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d3.csv.parse("a\n1\n2\n3\n4", function(d, i) { rows.push({d: d, i: i}); });
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csv.parse("a\n1\n2\n3\n4", function(d, i) { rows.push({d: d, i: i}); });
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assert.deepEqual(rows, [
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{d: {a: "1"}, i: 0},
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{d: {a: "2"}, i: 1},
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@ -111,18 +104,18 @@ suite.addBatch({
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{d: {a: "4"}, i: 3}
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]);
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},
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"returns an array of the row function return values": function(d3) {
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assert.deepEqual(d3.csv.parse("a,b,c\n1,2,3\n", function(row) { return row; }), [{a: "1", b: "2", c: "3"}]);
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"returns an array of the row function return values": function(csv) {
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assert.deepEqual(csv.parse("a,b,c\n1,2,3\n", function(row) { return row; }), [{a: "1", b: "2", c: "3"}]);
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},
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"skips rows if the row function returns null or undefined": function(d3) {
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assert.deepEqual(d3.csv.parse("a,b,c\n1,2,3\n2,3,4", function(row) { return row.a & 1 ? null : row; }), [{a: "2", b: "3", c: "4"}]);
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assert.deepEqual(d3.csv.parse("a,b,c\n1,2,3\n2,3,4", function(row) { return row.a & 1 ? undefined : row; }), [{a: "2", b: "3", c: "4"}]);
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"skips rows if the row function returns null or undefined": function(csv) {
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assert.deepEqual(csv.parse("a,b,c\n1,2,3\n2,3,4", function(row) { return row.a & 1 ? null : row; }), [{a: "2", b: "3", c: "4"}]);
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assert.deepEqual(csv.parse("a,b,c\n1,2,3\n2,3,4", function(row) { return row.a & 1 ? undefined : row; }), [{a: "2", b: "3", c: "4"}]);
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}
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},
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"parseRows": {
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topic: function(d3) {
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return d3.csv.parseRows;
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topic: function(csv) {
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return csv.parseRows;
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},
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"returns an array of arrays": function(parse) {
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assert.deepEqual(parse("a,b,c\n"), [["a", "b", "c"]]);
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@ -166,8 +159,8 @@ suite.addBatch({
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},
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"format": {
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topic: function(d3) {
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return d3.csv.format;
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topic: function(csv) {
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return csv.format;
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},
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"takes an array of objects as input": function(format) {
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assert.equal(format([{a: 1, b: 2, c: 3}]), "a,b,c\n1,2,3");
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@ -194,8 +187,8 @@ suite.addBatch({
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},
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"formatRows": {
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topic: function(d3) {
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return d3.csv.formatRows;
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topic: function(csv) {
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return csv.formatRows;
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},
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"takes an array of arrays as input": function(format) {
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assert.equal(format([["a", "b", "c"], ["1", "2", "3"]]), "a,b,c\n1,2,3");
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@ -1,4 +1,5 @@
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var vows = require("vows"),
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d3 = require("../../"),
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load = require("../load"),
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xhr = require("../env-xhr"),
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assert = require("../env-assert");
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@ -7,18 +8,13 @@ var suite = vows.describe("d3.tsv");
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suite.addBatch({
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"tsv": {
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topic: load("dsv/tsv").sandbox({
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XMLHttpRequest: xhr,
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document: {},
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window: {}
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}),
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topic: load("dsv/tsv")
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.expression("d3.tsv")
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.sandbox({XMLHttpRequest: xhr, document: {}, window: {}}),
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"on a sample file": {
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topic: function(d3) {
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var cb = this.callback;
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d3.tsv("test/data/sample.tsv", function(error, tsv) {
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cb(null, tsv);
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});
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topic: function(tsv) {
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tsv("test/data/sample.tsv", this.callback);
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},
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"invokes the callback with the parsed tsv": function(tsv) {
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assert.deepEqual(tsv, [{"Hello":42,"World":"\"fish\""}]);
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@ -29,10 +25,10 @@ suite.addBatch({
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},
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"on a file that does not exist": {
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topic: function(d3) {
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var cb = this.callback;
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d3.tsv("//does/not/exist.tsv", function(error, tsv) {
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cb(null, tsv);
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topic: function(tsv) {
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var callback = this.callback;
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tsv("//does/not/exist.tsv", function(error, tsv) {
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callback(null, tsv);
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});
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},
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"invokes the callback with undefined when an error occurs": function(tsv) {
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@ -41,8 +37,8 @@ suite.addBatch({
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},
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"parse": {
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topic: function(d3) {
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return d3.tsv.parse;
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topic: function(tsv) {
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return tsv.parse;
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},
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"returns an array of objects": function(parse) {
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assert.deepEqual(parse("a\tb\tc\n1\t2\t3\n"), [{a: "1", b: "2", c: "3"}]);
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@ -86,8 +82,8 @@ suite.addBatch({
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},
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"parseRows": {
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topic: function(d3) {
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return d3.tsv.parseRows;
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topic: function(tsv) {
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return tsv.parseRows;
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},
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"returns an array of arrays": function(parse) {
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assert.deepEqual(parse("a\tb\tc\n"), [["a", "b", "c"]]);
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@ -131,8 +127,8 @@ suite.addBatch({
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},
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"format": {
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topic: function(d3) {
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return d3.tsv.format;
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topic: function(tsv) {
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return tsv.format;
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},
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"takes an array of objects as input": function(format) {
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assert.equal(format([{a: 1, b: 2, c: 3}]), "a\tb\tc\n1\t2\t3");
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@ -159,8 +155,8 @@ suite.addBatch({
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},
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"formatRows": {
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topic: function(d3) {
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return d3.tsv.formatRows;
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topic: function(tsv) {
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return tsv.formatRows;
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},
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"takes an array of arrays as input": function(format) {
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assert.equal(format([["a", "b", "c"], ["1", "2", "3"]]), "a\tb\tc\n1\t2\t3");
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