diff options
Diffstat (limited to 'devtools/client/webconsole/test/browser_webconsole_js_input_expansion.js')
-rw-r--r-- | devtools/client/webconsole/test/browser_webconsole_js_input_expansion.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser_webconsole_js_input_expansion.js b/devtools/client/webconsole/test/browser_webconsole_js_input_expansion.js new file mode 100644 index 000000000..7d45059fc --- /dev/null +++ b/devtools/client/webconsole/test/browser_webconsole_js_input_expansion.js @@ -0,0 +1,55 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* vim: set ft=javascript ts=2 et sw=2 tw=80: */ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ + +// Tests that the input box expands as the user types long lines. + +"use strict"; + +const TEST_URI = "http://example.com/browser/devtools/client/webconsole/" + + "test/test-console.html"; + +add_task(function* () { + yield loadTab(TEST_URI); + let hud = yield openConsole(); + hud.jsterm.clearOutput(); + + let input = hud.jsterm.inputNode; + input.focus(); + + is(input.getAttribute("multiline"), "true", "multiline is enabled"); + // Tests if the inputNode expands. + input.value = "hello\nworld\n"; + let length = input.value.length; + input.selectionEnd = length; + input.selectionStart = length; + function getHeight() { + return input.clientHeight; + } + let initialHeight = getHeight(); + // Performs an "d". This will trigger/test for the input event that should + // change the "row" attribute of the inputNode. + EventUtils.synthesizeKey("d", {}); + let newHeight = getHeight(); + ok(initialHeight < newHeight, "Height changed: " + newHeight); + + // Add some more rows. Tests for the 8 row limit. + input.value = "row1\nrow2\nrow3\nrow4\nrow5\nrow6\nrow7\nrow8\nrow9\nrow10\n"; + length = input.value.length; + input.selectionEnd = length; + input.selectionStart = length; + EventUtils.synthesizeKey("d", {}); + let newerHeight = getHeight(); + + ok(newerHeight > newHeight, "height changed: " + newerHeight); + + // Test if the inputNode shrinks again. + input.value = ""; + EventUtils.synthesizeKey("d", {}); + let height = getHeight(); + info("height: " + height); + info("initialHeight: " + initialHeight); + let finalHeightDifference = Math.abs(initialHeight - height); + ok(finalHeightDifference <= 1, "height shrank to original size within 1px"); +}); |