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Add a test for RefScanSink and clean up the code

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Issue #5322.
This commit is contained in:
Eelco Dolstra 2021-10-04 14:29:42 +02:00
parent ef34fd0656
commit 77ebbc9f54
5 changed files with 105 additions and 30 deletions
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15
src/libstore/tests/local.mk Normal file
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@ -0,0 +1,15 @@
check: libstore-tests_RUN
programs += libstore-tests
libstore-tests_DIR := $(d)
libstore-tests_INSTALL_DIR :=
libstore-tests_SOURCES := $(wildcard $(d)/*.cc)
libstore-tests_CXXFLAGS += -I src/libstore -I src/libutil
libstore-tests_LIBS = libstore
libstore-tests_LDFLAGS := $(GTEST_LIBS)

45
src/libstore/tests/references.cc Normal file
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@ -0,0 +1,45 @@
#include "references.hh"
#include <gtest/gtest.h>
namespace nix {
TEST(references, scan)
{
std::string hash1 = "dc04vv14dak1c1r48qa0m23vr9jy8sm0";
std::string hash2 = "zc842j0rz61mjsp3h3wp5ly71ak6qgdn";
{
RefScanSink scanner(StringSet{hash1});
auto s = "foobar";
scanner(s);
ASSERT_EQ(scanner.getResult(), StringSet{});
}
{
RefScanSink scanner(StringSet{hash1});
auto s = "foobar" + hash1 + "xyzzy";
scanner(s);
ASSERT_EQ(scanner.getResult(), StringSet{hash1});
}
{
RefScanSink scanner(StringSet{hash1, hash2});
auto s = "foobar" + hash1 + "xyzzy" + hash2;
scanner(((std::string_view) s).substr(0, 10));
scanner(((std::string_view) s).substr(10, 5));
scanner(((std::string_view) s).substr(15, 5));
scanner(((std::string_view) s).substr(20));
ASSERT_EQ(scanner.getResult(), StringSet({hash1, hash2}));
}
{
RefScanSink scanner(StringSet{hash1, hash2});
auto s = "foobar" + hash1 + "xyzzy" + hash2;
for (auto & i : s)
scanner(std::string(1, i));
ASSERT_EQ(scanner.getResult(), StringSet({hash1, hash2}));
}
}
}