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new 72808dc035 test ByteString lastIndexOf (#2151)
72808dc035 is described below
commit 72808dc0356c163e031f373d1329677b0abd4a60
Author: PJ Fanning <[email protected]>
AuthorDate: Sat Sep 6 00:15:04 2025 +0100
test ByteString lastIndexOf (#2151)
---
.../org/apache/pekko/util/ByteStringSpec.scala | 64 ++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git
a/actor-tests/src/test/scala/org/apache/pekko/util/ByteStringSpec.scala
b/actor-tests/src/test/scala/org/apache/pekko/util/ByteStringSpec.scala
index d565174609..81ef0cca99 100644
--- a/actor-tests/src/test/scala/org/apache/pekko/util/ByteStringSpec.scala
+++ b/actor-tests/src/test/scala/org/apache/pekko/util/ByteStringSpec.scala
@@ -664,7 +664,29 @@ class ByteStringSpec extends AnyWordSpec with Matchers
with Checkers {
compact.indexOf('e') should ===(3)
compact.indexOf('f') should ===(4)
compact.indexOf('g') should ===(5)
+ }
+ "lastIndexOf" in {
+ ByteString.empty.indexOf(5) should ===(-1)
+ val byteString1 = ByteString1.fromString("abb")
+ byteString1.lastIndexOf('a') should ===(0)
+ byteString1.lastIndexOf('b') should ===(2)
+ byteString1.lastIndexOf('d') should ===(-1)
+
+ val byteStrings = ByteStrings(ByteString1.fromString("abb"),
ByteString1.fromString("efg"))
+ byteStrings.lastIndexOf('a') should ===(0)
+ byteStrings.lastIndexOf('b') should ===(2)
+ byteStrings.lastIndexOf('d') should ===(-1)
+ byteStrings.lastIndexOf('e') should ===(3)
+ byteStrings.lastIndexOf('f') should ===(4)
+ byteStrings.lastIndexOf('g') should ===(5)
+ val compact = byteStrings.compact
+ compact.lastIndexOf('a') should ===(0)
+ compact.lastIndexOf('b') should ===(2)
+ compact.lastIndexOf('d') should ===(-1)
+ compact.lastIndexOf('e') should ===(3)
+ compact.lastIndexOf('f') should ===(4)
+ compact.lastIndexOf('g') should ===(5)
}
"indexOf from offset" in {
ByteString.empty.indexOf(5, -1) should ===(-1)
@@ -717,6 +739,48 @@ class ByteStringSpec extends AnyWordSpec with Matchers
with Checkers {
compact.indexOf('g', 5) should ===(5)
compact.indexOf('g', 6) should ===(-1)
}
+ "lastIndexOf from offset" in {
+ ByteString.empty.lastIndexOf(5, -1) should ===(-1)
+ ByteString.empty.lastIndexOf(5, 0) should ===(-1)
+ ByteString.empty.lastIndexOf(5, 1) should ===(-1)
+ val byteString1 = ByteString1.fromString("abb")
+ byteString1.lastIndexOf('d', -1) should ===(-1)
+ byteString1.lastIndexOf('d', 4) should ===(-1)
+ byteString1.lastIndexOf('d', 1) should ===(-1)
+ byteString1.lastIndexOf('d', 0) should ===(-1)
+ byteString1.lastIndexOf('a', -1) should ===(-1)
+ byteString1.lastIndexOf('a', 0) should ===(0)
+ byteString1.lastIndexOf('a', 1) should ===(0)
+ byteString1.lastIndexOf('b', 2) should ===(2)
+ byteString1.lastIndexOf('b', 1) should ===(1)
+ byteString1.lastIndexOf('b', 0) should ===(-1)
+
+ val byteStrings = ByteStrings(ByteString1.fromString("abb"),
ByteString1.fromString("efg"))
+ byteStrings.lastIndexOf('e', 6) should ===(3)
+ byteStrings.lastIndexOf('e', 4) should ===(3)
+ byteStrings.lastIndexOf('e', 1) should ===(-1)
+ byteStrings.lastIndexOf('e', 0) should ===(-1)
+ byteStrings.lastIndexOf('e', -1) should ===(-1)
+
+ byteStrings.lastIndexOf('b', 6) should ===(2)
+ byteStrings.lastIndexOf('b', 4) should ===(2)
+ byteStrings.lastIndexOf('b', 1) should ===(1)
+ byteStrings.lastIndexOf('b', 0) should ===(-1)
+ byteStrings.lastIndexOf('b', -1) should ===(-1)
+
+ val compact = byteStrings.compact
+ compact.lastIndexOf('e', 6) should ===(3)
+ compact.lastIndexOf('e', 4) should ===(3)
+ compact.lastIndexOf('e', 1) should ===(-1)
+ compact.lastIndexOf('e', 0) should ===(-1)
+ compact.lastIndexOf('e', -1) should ===(-1)
+
+ compact.lastIndexOf('b', 6) should ===(2)
+ compact.lastIndexOf('b', 4) should ===(2)
+ compact.lastIndexOf('b', 1) should ===(1)
+ compact.lastIndexOf('b', 0) should ===(-1)
+ compact.lastIndexOf('b', -1) should ===(-1)
+ }
"indexOf (specialized)" in {
ByteString.empty.indexOf(5.toByte) should ===(-1)
val byteString1 = ByteString1.fromString("abc")
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