Q: Why does Clover use Source Code Instrumentation?
Source code instrumentation is the most powerful, flexible and accurate way to provide code coverage analysis. |
Possible feature |
JVMDI/PI |
Bytecode instrumentation |
Source code instrumentation |
|---|---|---|---|
Gathers method coverage |
はい |
はい |
はい |
Gathers statement coverage |
line only |
indirectly |
はい |
Gathers branch coverage |
indirectly |
indirectly |
はい |
Can work without source |
はい |
はい |
いいえ |
Requires separate build |
いいえ |
いいえ |
はい |
Requires specialised runtime |
はい |
はい |
いいえ |
Gathers source metrics |
いいえ |
いいえ |
はい |
View coverage data inline with source |
not accurate |
not accurate |
はい |
Source level directives to control coverage gathering |
いいえ |
いいえ |
はい |
Control which entities are reported on |
limited |
limited |
はい |
Compilation time |
no impact |
変数 |
変数 |
Runtime performace |
high impact |
変数 |
変数 |
Container friendly |
いいえ |
いいえ |
はい |