1.1 --- a/src/share/vm/utilities/globalDefinitions.cpp Thu May 02 17:12:38 2019 +0100
1.2 +++ b/src/share/vm/utilities/globalDefinitions.cpp Fri Jan 18 17:05:41 2019 +0100
1.3 @@ -384,4 +384,67 @@
1.4 }
1.5 }
1.6
1.7 +#define EXPECT_EQ(expected, actual) \
1.8 + assert(expected == actual, "Test failed");
1.9 +#define EXPECT_STREQ(expected, actual) \
1.10 + assert(strcmp(expected, actual) == 0, "Test failed");
1.11 +
1.12 +void GlobalDefinitions::test_proper_unit() {
1.13 + EXPECT_EQ(0u, byte_size_in_proper_unit(0u));
1.14 + EXPECT_STREQ("B", proper_unit_for_byte_size(0u));
1.15 +
1.16 + EXPECT_EQ(1u, byte_size_in_proper_unit(1u));
1.17 + EXPECT_STREQ("B", proper_unit_for_byte_size(1u));
1.18 +
1.19 + EXPECT_EQ(1023u, byte_size_in_proper_unit(K - 1));
1.20 + EXPECT_STREQ("B", proper_unit_for_byte_size(K - 1));
1.21 +
1.22 + EXPECT_EQ(1024u, byte_size_in_proper_unit(K));
1.23 + EXPECT_STREQ("B", proper_unit_for_byte_size(K));
1.24 +
1.25 + EXPECT_EQ(1025u, byte_size_in_proper_unit(K + 1));
1.26 + EXPECT_STREQ("B", proper_unit_for_byte_size(K + 1));
1.27 +
1.28 + EXPECT_EQ(51200u, byte_size_in_proper_unit(50*K));
1.29 + EXPECT_STREQ("B", proper_unit_for_byte_size(50*K));
1.30 +
1.31 + EXPECT_EQ(1023u, byte_size_in_proper_unit(M - 1));
1.32 + EXPECT_STREQ("K", proper_unit_for_byte_size(M - 1));
1.33 +
1.34 + EXPECT_EQ(1024u, byte_size_in_proper_unit(M));
1.35 + EXPECT_STREQ("K", proper_unit_for_byte_size(M));
1.36 +
1.37 + EXPECT_EQ(1024u, byte_size_in_proper_unit(M + 1));
1.38 + EXPECT_STREQ("K", proper_unit_for_byte_size(M + 1));
1.39 +
1.40 + EXPECT_EQ(1025u, byte_size_in_proper_unit(M + K));
1.41 + EXPECT_STREQ("K", proper_unit_for_byte_size(M + K));
1.42 +
1.43 + EXPECT_EQ(51200u, byte_size_in_proper_unit(50*M));
1.44 + EXPECT_STREQ("K", proper_unit_for_byte_size(50*M));
1.45 +
1.46 +#ifdef _LP64
1.47 + EXPECT_EQ(1023u, byte_size_in_proper_unit(G - 1));
1.48 + EXPECT_STREQ("M", proper_unit_for_byte_size(G - 1));
1.49 +
1.50 + EXPECT_EQ(1024u, byte_size_in_proper_unit(G));
1.51 + EXPECT_STREQ("M", proper_unit_for_byte_size(G));
1.52 +
1.53 + EXPECT_EQ(1024u, byte_size_in_proper_unit(G + 1));
1.54 + EXPECT_STREQ("M", proper_unit_for_byte_size(G + 1));
1.55 +
1.56 + EXPECT_EQ(1024u, byte_size_in_proper_unit(G + K));
1.57 + EXPECT_STREQ("M", proper_unit_for_byte_size(G + K));
1.58 +
1.59 + EXPECT_EQ(1025u, byte_size_in_proper_unit(G + M));
1.60 + EXPECT_STREQ("M", proper_unit_for_byte_size(G + M));
1.61 +
1.62 + EXPECT_EQ(51200u, byte_size_in_proper_unit(50*G));
1.63 + EXPECT_STREQ("M", proper_unit_for_byte_size(50*G));
1.64 +#endif
1.65 +}
1.66 +
1.67 +#undef EXPECT_EQ
1.68 +#undef EXPECT_STREQ
1.69 +
1.70 #endif // PRODUCT
