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Add a method to check if a value has been initialized. This helps avoid segfaults when calling `type()`. Useful in the context of the new C API. Closes NixOS#10524
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#include "value.hh" | ||
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#include "tests/libstore.hh" | ||
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namespace nix { | ||
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class ValueTest : public LibStoreTest | ||
{}; | ||
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TEST_F(ValueTest, unsetValue) | ||
{ | ||
Value unsetValue; | ||
ASSERT_EQ(false, unsetValue.isInitialized()); | ||
ASSERT_EQ(nThunk, unsetValue.type(true)); | ||
ASSERT_DEATH(unsetValue.type(), ""); | ||
} | ||
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TEST_F(ValueTest, vInt) | ||
{ | ||
Value vInt; | ||
vInt.mkInt(42); | ||
ASSERT_EQ(true, vInt.isInitialized()); | ||
} | ||
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} // namespace nix |