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[SPARK-9865][SPARKR] Flaky SparkR test: test_sparkSQL.R: sample on a DataFrame #9549

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[SPARK-9865][SPARKR] Flaky SparkR test: test_sparkSQL.R: sample on a DataFrame #9549

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4 changes: 2 additions & 2 deletions R/pkg/inst/tests/test_sparkSQL.R
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Original file line number Diff line number Diff line change
Expand Up @@ -647,11 +647,11 @@ test_that("sample on a DataFrame", {
sampled <- sample(df, FALSE, 1.0)
expect_equal(nrow(collect(sampled)), count(df))
expect_is(sampled, "DataFrame")
sampled2 <- sample(df, FALSE, 0.1)
sampled2 <- sample(df, FALSE, 0.1, 0) # set seed for predictable result
expect_true(count(sampled2) < 3)

# Also test sample_frac
sampled3 <- sample_frac(df, FALSE, 0.1)
sampled3 <- sample_frac(df, FALSE, 0.1, 0) # set seed for predictable result
expect_true(count(sampled3) < 3)
})

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