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3bf8c76072
Replace the null-terminated C-style strings in Value with hybrid C / Pascal strings, where the length is stored in the allocation before the data, and there is still a null byte at the end for the sake of C interopt. Co-Authored-By: Taeer Bar-Yam <taeer@bar-yam.me> Co-Authored-By: Sergei Zimmerman <sergei@zimmerman.foo>
79 lines
1.6 KiB
C++
79 lines
1.6 KiB
C++
#include "nix/expr/tests/libexpr.hh"
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#include "nix/expr/value-to-json.hh"
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#include "nix/expr/static-string-data.hh"
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namespace nix {
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// Testing the conversion to JSON
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class JSONValueTest : public LibExprTest
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{
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protected:
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std::string getJSONValue(Value & value)
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{
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std::stringstream ss;
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NixStringContext ps;
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printValueAsJSON(state, true, value, noPos, ss, ps);
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return ss.str();
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}
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};
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TEST_F(JSONValueTest, null)
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{
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Value v;
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v.mkNull();
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ASSERT_EQ(getJSONValue(v), "null");
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}
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TEST_F(JSONValueTest, BoolFalse)
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{
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Value v;
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v.mkBool(false);
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ASSERT_EQ(getJSONValue(v), "false");
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}
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TEST_F(JSONValueTest, BoolTrue)
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{
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Value v;
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v.mkBool(true);
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ASSERT_EQ(getJSONValue(v), "true");
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}
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TEST_F(JSONValueTest, IntPositive)
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{
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Value v;
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v.mkInt(100);
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ASSERT_EQ(getJSONValue(v), "100");
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}
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TEST_F(JSONValueTest, IntNegative)
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{
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Value v;
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v.mkInt(-100);
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ASSERT_EQ(getJSONValue(v), "-100");
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}
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TEST_F(JSONValueTest, String)
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{
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Value v;
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v.mkStringNoCopy("test"_sds);
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ASSERT_EQ(getJSONValue(v), "\"test\"");
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}
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TEST_F(JSONValueTest, StringQuotes)
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{
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Value v;
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v.mkStringNoCopy("test\""_sds);
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ASSERT_EQ(getJSONValue(v), "\"test\\\"\"");
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}
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// The dummy store doesn't support writing files. Fails with this exception message:
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// C++ exception with description "error: operation 'addToStoreFromDump' is
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// not supported by store 'dummy'" thrown in the test body.
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TEST_F(JSONValueTest, DISABLED_Path)
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{
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Value v;
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v.mkPath(state.rootPath(CanonPath("/test")));
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ASSERT_EQ(getJSONValue(v), "\"/nix/store/g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-x\"");
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}
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} /* namespace nix */
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