mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-09 11:29:58 +00:00
221 lines
7.1 KiB
JavaScript
Executable File
221 lines
7.1 KiB
JavaScript
Executable File
jQuery(document).ready(function() {
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module("Arrays");
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test("Array indexOf", function() {
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var actual, expected;
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actual = typeof [].indexOf;
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expected = "function";
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same(actual, expected, "method exists");
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actual = ["foo", "bar", "baz"].indexOf("bar");
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expected = 1;
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same(actual, expected, "returns element postion");
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actual = ["foo", "bar"].indexOf("baz");
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expected = -1;
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same(actual, expected, "returns -1 if element not present");
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actual = ["foo", "bar", "baz"].indexOf("baz", 1);
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expected = 2;
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same(actual, expected, "returns element position if element is present within given range");
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actual = ["foo", "bar", "baz"].indexOf("foo", 1);
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expected = -1;
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same(actual, expected, "returns -1 if element is not present within given range");
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});
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test("Array findByField", function() {
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var actual, expected;
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var L = [{ foo: "lorem", bar: "ipsum" }, { bar: "dolor", baz: "sit" }, { bar: "dolor" }];
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actual = L.findByField();
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expected = 0;
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same(actual, expected, "returns 0 if no arguments are specified"); // XXX: not actually desired; cf. ticket #964
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actual = L.findByField("bar", "dolor");
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expected = 1;
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same(actual, expected, "returns position of first matching element");
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actual = L.findByField("bar", "xxx");
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expected = null;
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same(actual, expected, "returns null if no match was found"); // XXX: not actually desired; cf. ticket #966
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});
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test("Array contains", function() {
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var actual, expected;
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var L = ["foo", "bar", "baz", "bar"];
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actual = L.contains();
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expected = false;
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same(actual, expected, "returns false if no arguments are specified");
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actual = L.contains("bar");
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expected = true;
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same(actual, expected, "returns true if a matching element was found");
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actual = L.contains("xxx");
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expected = false;
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same(actual, expected, "returns false if no matching element was found");
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});
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test("Array containsAny", function() {
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var actual, expression, expected;
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var L = ["foo", "bar", "baz"];
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expression = function() { L.containsAny(); };
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expected = "TypeError";
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raises(expression, expected, "raises exception if no arguments are specified");
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actual = L.containsAny("foo");
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expected = false;
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same(actual, expected, "returns false if argument is not an array"); // XXX: not actually desired!?
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actual = L.containsAny(["lorem", "bar"]);
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expected = true;
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same(actual, expected, "returns true if a matching item has been found");
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actual = L.containsAny(["lorem", "ipsum"]);
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expected = false;
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same(actual, expected, "returns false if no matching item has been found");
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});
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test("Array containsAll", function() {
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var actual, expression, expected;
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var L = ["foo", "bar", "baz"];
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expression = function() { L.containsAll(); };
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expected = "TypeError";
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raises(expression, expected, "raises exception if no arguments are specified");
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actual = L.containsAll("foo");
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expected = false;
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same(actual, expected, "returns false if argument is not an array"); // XXX: not actually desired!?
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actual = L.containsAll(["foo", "bar"]);
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expected = true;
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same(actual, expected, "returns true if all given items have been found");
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actual = L.containsAll(["lorem", "bar"]);
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expected = false;
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same(actual, expected, "returns false if not all given items have been found");
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});
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test("Array pushUnique", function() {
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var actual, expected;
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/* XXX: behavior currently undefined
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actual = ["foo", "bar"];
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actual.pushUnique();
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expected = ["foo", "bar"];
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same(actual, expected, "does not modify array if no arguments are specified");
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*/
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actual = ["foo", "bar"];
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actual.pushUnique("baz");
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "appends given item to original array, provided an identical element is not present yet");
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actual = ["foo", "bar", "baz"];
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actual.pushUnique("baz");
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "does not modify original array if given item is already present");
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actual = [{ foo: "lorem" }, { bar: "ipsum" }];
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actual.pushUnique({ bar: "ipsum" });
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expected = [{ foo: "lorem" }, { bar: "ipsum" }, { bar: "ipsum" }];
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same(actual, expected, "appends given item to original array if it is an object (deep comparison is not supported)"); // XXX: not actually desired!? -- cf. #606
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});
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test("Array remove", function() {
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var actual, expected, L;
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actual = ["foo", "bar", "baz"];
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actual.remove();
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "does not modify original array if no arguments are specified");
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actual = ["foo", "bar", "baz"];
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actual.remove("bar");
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expected = ["foo", "baz"];
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same(actual, expected, "removes given item from original array, provided such an element is present");
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actual = ["foo", "bar", "baz"];
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actual.remove("lorem");
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "does not modify original array if given item is not present");
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actual = [{ foo: "lorem" }, { bar: "ipsum" }];
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actual.remove({ bar: "ipsum" });
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expected = [{ foo: "lorem" }, { bar: "ipsum" }];
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same(actual, expected, "does not modify original array if given item is an object (deep comparison is not supported)"); // XXX: not actually desired!? -- cf. #606
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});
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test("Array setItem", function() {
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var actual, expected;
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actual = ["foo", "bar", "baz"];
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actual.setItem();
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "does not modify array if no arguments are specified");
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actual = ["foo", "bar", "baz"];
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actual.setItem("foo");
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "does not modify original array if mode is not specified");
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actual = ["foo", "bar"];
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actual.setItem("baz", 0);
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "appends given item to original array if mode is 0 and element is not present");
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actual = ["foo", "bar", "baz"];
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actual.setItem("bar", 0);
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expected = ["foo", "baz"];
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same(actual, expected, "removes given item from original array if mode 0 and element is present");
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actual = ["foo", "bar"];
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actual.setItem("baz", +1);
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expected = ["foo", "bar", "baz"];
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same(actual, expected, "appends given item to original array if mode is +1 and element is not present");
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actual = ["foo", "bar"];
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actual.setItem("bar", +1);
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expected = ["foo", "bar"];
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same(actual, expected, "does not modify original array if mode is +1 and element is present");
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actual = ["foo", "bar", "baz"];
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actual.setItem("bar", -1);
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expected = ["foo", "baz"];
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same(actual, expected, "removes given item from original array if mode is -1 and element is present");
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actual = ["foo", "bar"];
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actual.setItem("baz", -1);
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expected = ["foo", "bar"];
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same(actual, expected, "does not modify original array if mode is -1 and element is not present");
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});
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test("Array map", function() {
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var actual, expected, L;
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L = ["foo", "lorem", "amet"];
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actual = L.map(function(item, i) {
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return item.substr(2, 1);
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});
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expected = ["o", "r", "e"];
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same(actual, expected, "returns an array of elements defined by the specified callback");
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actual = L.map(function(item, i) {
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return item.length + i;
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});
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expected = [3, 6, 6];
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same(actual, expected, "passes element value and index to the callback");
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});
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});
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