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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /devtools/shared/tests/xpcshell/test_indentation.js
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/shared/tests/xpcshell/test_indentation.js')
-rw-r--r--devtools/shared/tests/xpcshell/test_indentation.js150
1 files changed, 150 insertions, 0 deletions
diff --git a/devtools/shared/tests/xpcshell/test_indentation.js b/devtools/shared/tests/xpcshell/test_indentation.js
new file mode 100644
index 0000000000..82a21de5c4
--- /dev/null
+++ b/devtools/shared/tests/xpcshell/test_indentation.js
@@ -0,0 +1,150 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const {
+ EXPAND_TAB,
+ TAB_SIZE,
+ DETECT_INDENT,
+ getTabPrefs,
+ getIndentationFromPrefs,
+ getIndentationFromIteration,
+ getIndentationFromString,
+} = require("resource://devtools/shared/indentation.js");
+
+function test_indent_from_prefs() {
+ Services.prefs.setBoolPref(DETECT_INDENT, true);
+ equal(
+ getIndentationFromPrefs(),
+ false,
+ "getIndentationFromPrefs returning false"
+ );
+
+ Services.prefs.setIntPref(TAB_SIZE, 73);
+ Services.prefs.setBoolPref(EXPAND_TAB, false);
+ Services.prefs.setBoolPref(DETECT_INDENT, false);
+ deepEqual(
+ getTabPrefs(),
+ { indentUnit: 73, indentWithTabs: true },
+ "getTabPrefs basic test"
+ );
+ deepEqual(
+ getIndentationFromPrefs(),
+ { indentUnit: 73, indentWithTabs: true },
+ "getIndentationFromPrefs basic test"
+ );
+}
+
+const TESTS = [
+ {
+ desc: "two spaces",
+ input: [
+ "/*",
+ " * tricky comment block",
+ " */",
+ "div {",
+ " color: red;",
+ " background: blue;",
+ "}",
+ " ",
+ "span {",
+ " padding-left: 10px;",
+ "}",
+ ],
+ expected: { indentUnit: 2, indentWithTabs: false },
+ },
+ {
+ desc: "four spaces",
+ input: [
+ "var obj = {",
+ " addNumbers: function() {",
+ " var x = 5;",
+ " var y = 18;",
+ " return x + y;",
+ " },",
+ " ",
+ " /*",
+ " * Do some stuff to two numbers",
+ " * ",
+ " * @param x",
+ " * @param y",
+ " * ",
+ " * @return the result of doing stuff",
+ " */",
+ " subtractNumbers: function(x, y) {",
+ " var x += 7;",
+ " var y += 18;",
+ " var result = x - y;",
+ " result %= 2;",
+ " }",
+ "}",
+ ],
+ expected: { indentUnit: 4, indentWithTabs: false },
+ },
+ {
+ desc: "tabs",
+ input: [
+ "/*",
+ " * tricky comment block",
+ " */",
+ "div {",
+ "\tcolor: red;",
+ "\tbackground: blue;",
+ "}",
+ "",
+ "span {",
+ "\tpadding-left: 10px;",
+ "}",
+ ],
+ expected: { indentUnit: 2, indentWithTabs: true },
+ },
+ {
+ desc: "no indent",
+ input: [
+ "var x = 0;",
+ " // stray thing",
+ "var y = 9;",
+ " ",
+ "",
+ ],
+ expected: { indentUnit: 2, indentWithTabs: false },
+ },
+];
+
+function test_indent_detection() {
+ Services.prefs.setIntPref(TAB_SIZE, 2);
+ Services.prefs.setBoolPref(EXPAND_TAB, true);
+ Services.prefs.setBoolPref(DETECT_INDENT, true);
+
+ for (const test of TESTS) {
+ const iterFn = function(start, end, callback) {
+ test.input.slice(start, end).forEach(callback);
+ };
+
+ deepEqual(
+ getIndentationFromIteration(iterFn),
+ test.expected,
+ "test getIndentationFromIteration " + test.desc
+ );
+ }
+
+ for (const test of TESTS) {
+ deepEqual(
+ getIndentationFromString(test.input.join("\n")),
+ test.expected,
+ "test getIndentationFromString " + test.desc
+ );
+ }
+}
+
+function run_test() {
+ try {
+ test_indent_from_prefs();
+ test_indent_detection();
+ } finally {
+ Services.prefs.clearUserPref(TAB_SIZE);
+ Services.prefs.clearUserPref(EXPAND_TAB);
+ Services.prefs.clearUserPref(DETECT_INDENT);
+ }
+}