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ea52ba9fdc
If we do not do this, the next call to strtok_r will start tokenizing (and possibly modifying!) the memory pointed to by `saved_ptr`.
31 lines
875 B
C++
31 lines
875 B
C++
/*
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* Copyright (c) 2021, Gunnar Beutner <gbeutner@serenityos.org>
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* Copyright (c) 2022, Daniel Bertalan <dani@danielbertalan.dev>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <errno.h>
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#include <string.h>
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TEST_CASE(strerror_r_basic)
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{
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EXPECT_EQ(strerror_r(1000, nullptr, 0), EINVAL);
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EXPECT_EQ(strerror_r(EFAULT, nullptr, 0), ERANGE);
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char buf[64];
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EXPECT_EQ(strerror_r(EFAULT, buf, sizeof(buf)), 0);
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EXPECT_EQ(strcmp(buf, "Bad address"), 0);
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}
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TEST_CASE(strtok_r_delimiters_only)
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{
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char dummy[] = "a;";
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char input[] = ";;;;;;";
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char* saved_str = dummy;
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EXPECT_EQ(strtok_r(input, ";", &saved_str), nullptr);
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EXPECT_EQ(strtok_r(nullptr, ";", &saved_str), nullptr);
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// The string to which `saved_str` initially points to shouldn't be modified.
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EXPECT_EQ(strcmp(dummy, "a;"), 0);
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}
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