web-components/ccp/js/codemirror-5.65.2/test/contenteditable_test.js

111 lines
3.9 KiB
JavaScript

(function() {
"use strict";
namespace = "contenteditable_";
var Pos = CodeMirror.Pos
function findTextNode(dom, text) {
if (dom instanceof CodeMirror) dom = dom.getInputField()
if (dom.nodeType == 1) {
for (var ch = dom.firstChild; ch; ch = ch.nextSibling) {
var found = findTextNode(ch, text)
if (found) return found
}
} else if (dom.nodeType == 3 && dom.nodeValue == text) {
return dom
}
}
function lineElt(node) {
for (;;) {
var parent = node.parentNode
if (/CodeMirror-code/.test(parent.className)) return node
node = parent
}
}
testCM("insert_text", function(cm) {
findTextNode(cm, "foobar").nodeValue = "foo bar"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "foo bar")
}, {inputStyle: "contenteditable", value: "foobar"})
testCM("split_line", function(cm) {
cm.setSelection(Pos(2, 3))
var node = findTextNode(cm, "foobar")
node.nodeValue = "foo"
var lineNode = lineElt(node)
lineNode.parentNode.insertBefore(document.createElement("pre"), lineNode.nextSibling).textContent = "bar"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "one\ntwo\nfoo\nbar\nthree\nfour\n")
}, {inputStyle: "contenteditable", value: "one\ntwo\nfoobar\nthree\nfour\n"})
testCM("join_line", function(cm) {
cm.setSelection(Pos(2, 3))
var node = findTextNode(cm, "foo")
node.nodeValue = "foobar"
var lineNode = lineElt(node)
lineNode.parentNode.removeChild(lineNode.nextSibling)
cm.display.input.updateFromDOM()
eq(cm.getValue(), "one\ntwo\nfoobar\nthree\nfour\n")
}, {inputStyle: "contenteditable", value: "one\ntwo\nfoo\nbar\nthree\nfour\n"})
testCM("delete_multiple", function(cm) {
cm.setSelection(Pos(1, 3), Pos(4, 0))
var text = findTextNode(cm, "two"), startLine = lineElt(text)
for (var i = 0; i < 3; i++)
startLine.parentNode.removeChild(startLine.nextSibling)
text.nodeValue = "twothree"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "one\ntwothree\nfour\n")
}, {inputStyle: "contenteditable", value: "one\ntwo\nfoo\nbar\nthree\nfour\n"})
testCM("ambiguous_diff_middle", function(cm) {
cm.setSelection(Pos(0, 2))
findTextNode(cm, "baah").nodeValue = "baaah"
cm.display.input.updateFromDOM()
eqCharPos(cm.getCursor(), Pos(0, 3))
}, {inputStyle: "contenteditable", value: "baah"})
testCM("ambiguous_diff_start", function(cm) {
cm.setSelection(Pos(0, 1))
findTextNode(cm, "baah").nodeValue = "baaah"
cm.display.input.updateFromDOM()
eqCharPos(cm.getCursor(), Pos(0, 2))
}, {inputStyle: "contenteditable", value: "baah"})
testCM("ambiguous_diff_end", function(cm) {
cm.setSelection(Pos(0, 3))
findTextNode(cm, "baah").nodeValue = "baaah"
cm.display.input.updateFromDOM()
eqCharPos(cm.getCursor(), Pos(0, 4))
}, {inputStyle: "contenteditable", value: "baah"})
testCM("force_redraw", function(cm) {
findTextNode(cm, "foo").parentNode.appendChild(document.createElement("hr")).className = "inserted"
cm.display.input.updateFromDOM()
eq(byClassName(cm.getInputField(), "inserted").length, 0)
}, {inputStyle: "contenteditable", value: "foo"})
testCM("type_on_empty_line", function(cm) {
cm.setSelection(Pos(1, 0))
findTextNode(cm, "\u200b").nodeValue += "hello"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "foo\nhello\nbar")
}, {inputStyle: "contenteditable", value: "foo\n\nbar"})
testCM("type_after_empty_line", function(cm) {
cm.setSelection(Pos(2, 0))
findTextNode(cm, "bar").nodeValue = "hellobar"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "foo\n\nhellobar")
}, {inputStyle: "contenteditable", value: "foo\n\nbar"})
testCM("type_before_empty_line", function(cm) {
cm.setSelection(Pos(0, 3))
findTextNode(cm, "foo").nodeValue = "foohello"
cm.display.input.updateFromDOM()
eq(cm.getValue(), "foohello\n\nbar")
}, {inputStyle: "contenteditable", value: "foo\n\nbar"})
})();