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-rw-r--r--devtools/server/tests/xpcshell/test_getRuleText.js143
1 files changed, 143 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_getRuleText.js b/devtools/server/tests/xpcshell/test_getRuleText.js
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+++ b/devtools/server/tests/xpcshell/test_getRuleText.js
@@ -0,0 +1,143 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const {
+ getRuleText,
+} = require("resource://devtools/server/actors/utils/style-utils.js");
+
+const TEST_DATA = [
+ {
+ desc: "Empty input",
+ input: "",
+ line: 1,
+ column: 1,
+ throws: true,
+ },
+ {
+ desc: "Simplest test case",
+ input: "#id{color:red;background:yellow;}",
+ line: 1,
+ column: 1,
+ expected: { offset: 4, text: "color:red;background:yellow;" },
+ },
+ {
+ desc: "Multiple rules test case",
+ input:
+ "#id{color:red;background:yellow;}.class-one .class-two " +
+ "{ position:absolute; line-height: 45px}",
+ line: 1,
+ column: 34,
+ expected: { offset: 56, text: " position:absolute; line-height: 45px" },
+ },
+ {
+ desc: "Unclosed rule",
+ input: "#id{color:red;background:yellow;",
+ line: 1,
+ column: 1,
+ expected: { offset: 4, text: "color:red;background:yellow;" },
+ },
+ {
+ desc: "Null input",
+ input: null,
+ line: 1,
+ column: 1,
+ throws: true,
+ },
+ {
+ desc: "Missing loc",
+ input: "#id{color:red;background:yellow;}",
+ throws: true,
+ },
+ {
+ desc: "Multi-lines CSS",
+ input: [
+ "/* this is a multi line css */",
+ "body {",
+ " color: green;",
+ " background-repeat: no-repeat",
+ "}",
+ " /*something else here */",
+ "* {",
+ " color: purple;",
+ "}",
+ ].join("\n"),
+ line: 7,
+ column: 1,
+ expected: { offset: 116, text: "\n color: purple;\n" },
+ },
+ {
+ desc: "Multi-lines CSS and multi-line rule",
+ input: [
+ "/* ",
+ "* some comments",
+ "*/",
+ "",
+ "body {",
+ " margin: 0;",
+ " padding: 15px 15px 2px 15px;",
+ " color: red;",
+ "}",
+ "",
+ "#header .btn, #header .txt {",
+ " font-size: 100%;",
+ "}",
+ "",
+ "#header #information {",
+ " color: #dddddd;",
+ " font-size: small;",
+ "}",
+ ].join("\n"),
+ line: 5,
+ column: 1,
+ expected: {
+ offset: 30,
+ text: "\n margin: 0;\n padding: 15px 15px 2px 15px;\n color: red;\n",
+ },
+ },
+ {
+ desc: "Content string containing a } character",
+ input: " #id{border:1px solid red;content: '}';color:red;}",
+ line: 1,
+ column: 4,
+ expected: {
+ offset: 7,
+ text: "border:1px solid red;content: '}';color:red;",
+ },
+ },
+ {
+ desc: "Rule contains no tokens",
+ input: "div{}",
+ line: 1,
+ column: 1,
+ expected: { offset: 4, text: "" },
+ },
+];
+
+function run_test() {
+ for (const test of TEST_DATA) {
+ info("Starting test: " + test.desc);
+ info("Input string " + test.input);
+ let output;
+ try {
+ output = getRuleText(test.input, test.line, test.column);
+ if (test.throws) {
+ info("Test should have thrown");
+ Assert.ok(false);
+ }
+ } catch (e) {
+ info("getRuleText threw an exception with the given input string");
+ if (test.throws) {
+ info("Exception expected");
+ Assert.ok(true);
+ } else {
+ info("Exception unexpected\n" + e);
+ Assert.ok(false);
+ }
+ }
+ if (output) {
+ deepEqual(output, test.expected);
+ }
+ }
+}