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Added fallbacks strlen_P, strncmp_P, strcmp_P and memcpy_P (fixes #1073)

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This commit is contained in:
Benoit Blanchon
2019-08-21 09:31:53 +02:00
parent dcca4214f5
commit f00dfd7bfe
6 changed files with 107 additions and 22 deletions
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34
test/MixedConfiguration/enable_progmem_1.cpp
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@ -51,3 +51,37 @@ TEST_CASE("Flash strings") {
REQUIRE(doc[0] == F("world"));
}
}
TEST_CASE("strlen_P") {
CHECK(strlen_P(FC("")) == 0);
CHECK(strlen_P(FC("a")) == 1);
CHECK(strlen_P(FC("ac")) == 2);
}
TEST_CASE("strncmp_P") {
CHECK(strncmp_P("a", FC("b"), 0) == 0);
CHECK(strncmp_P("a", FC("b"), 1) == -1);
CHECK(strncmp_P("b", FC("a"), 1) == 1);
CHECK(strncmp_P("a", FC("a"), 0) == 0);
CHECK(strncmp_P("a", FC("b"), 2) == -1);
CHECK(strncmp_P("b", FC("a"), 2) == 1);
CHECK(strncmp_P("a", FC("a"), 2) == 0);
}
TEST_CASE("strcmp_P") {
CHECK(strcmp_P("a", FC("b")) == -1);
CHECK(strcmp_P("b", FC("a")) == 1);
CHECK(strcmp_P("a", FC("a")) == 0);
CHECK(strcmp_P("aa", FC("ab")) == -1);
CHECK(strcmp_P("ab", FC("aa")) == 1);
CHECK(strcmp_P("aa", FC("aa")) == 0);
}
TEST_CASE("memcpy_P") {
char dst[4];
CHECK(memcpy_P(dst, FC("ABC"), 4) == dst);
CHECK(dst[0] == 'A');
CHECK(dst[1] == 'B');
CHECK(dst[2] == 'C');
CHECK(dst[3] == 0);
}