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-rw-r--r--llvm/test/tools/llvm-cov/showLineExecutionCounts.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-cov/showLineExecutionCounts.cpp b/llvm/test/tools/llvm-cov/showLineExecutionCounts.cpp
index 7a33c31efe7..faba48d6811 100644
--- a/llvm/test/tools/llvm-cov/showLineExecutionCounts.cpp
+++ b/llvm/test/tools/llvm-cov/showLineExecutionCounts.cpp
@@ -69,3 +69,7 @@ int main() { // TEXT: 161| [[@LINE]]|int main(
// HTML: <td class='covered-line'><pre>161</pre></td><td class='line-number'><a name='L[[@LINE-44]]'><pre>[[@LINE-44]]</pre></a></td><td class='code'><pre>}
// HTML-WHOLE-FILE: <td class='uncovered-line'></td><td class='line-number'><a name='L[[@LINE-44]]'><pre>[[@LINE-44]]</pre></a></td><td class='code'><pre>// after
// HTML-FILTER-NOT: <td class='uncovered-line'></td><td class='line-number'><a name='L[[@LINE-45]]'><pre>[[@LINE-45]]</pre></a></td><td class='code'><pre>// after
+
+// RUN: llvm-cov export %S/Inputs/lineExecutionCounts.covmapping -instr-profile %t.profdata -name=main 2>/dev/null > %t.json
+// FileCheck -input-file=%t.json %S/Inputs/lineExecutionCounts.json
+// RUN: cat %t.json | %python -c 'import json, sys; json.loads(sys.stdin.read())'
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