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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/tests/mochitest/bugs/utils_bug743615.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/tests/mochitest/bugs/utils_bug743615.js')
-rw-r--r--dom/tests/mochitest/bugs/utils_bug743615.js25
1 files changed, 25 insertions, 0 deletions
diff --git a/dom/tests/mochitest/bugs/utils_bug743615.js b/dom/tests/mochitest/bugs/utils_bug743615.js
new file mode 100644
index 000000000..9a6f4af86
--- /dev/null
+++ b/dom/tests/mochitest/bugs/utils_bug743615.js
@@ -0,0 +1,25 @@
+function makePattern(len, start, inc) {
+ var pattern = [];
+ while(len) {
+ pattern.push(start);
+ start = (start + inc) % 256;
+ --len;
+ }
+ return pattern;
+}
+
+function setPattern(imageData, pattern) {
+ if (pattern.length != imageData.data.length)
+ throw Error('Invalid pattern');
+ for (var i = 0; i < pattern.length; ++i)
+ imageData.data[i] = pattern[i];
+}
+
+function checkPattern(imageData, pattern) {
+ if (pattern.length != imageData.data.length)
+ throw Error('Invalid pattern');
+ for (var i = 0; i < pattern.length; ++i)
+ if (imageData.data[i] != pattern[i])
+ return false;
+ return true;
+}