eldritch horrors
8a539424c8
string context doesn't need any tests because it's never persisted or shown to the user. getting rid of recursive string context means that the context string parsers can be a lot simpler from here on forward. Change-Id: I58443679ad76c0f28ea5f4eb8bfb3874f270e764
100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
#include <gtest/gtest.h>
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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#include <rapidcheck/gtest.h>
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#pragma GCC diagnostic pop
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#include "tests/path.hh"
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#include "tests/libexpr.hh"
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#include "tests/value/context.hh"
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namespace nix {
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// Test a few cases of invalid string context elements.
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TEST(NixStringContextElemTest, empty_invalid) {
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EXPECT_THROW(
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NixStringContextElem::parse(""),
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BadNixStringContextElem);
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}
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TEST(NixStringContextElemTest, single_bang_invalid) {
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EXPECT_THROW(
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NixStringContextElem::parse("!"),
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BadNixStringContextElem);
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}
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TEST(NixStringContextElemTest, double_bang_invalid) {
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EXPECT_THROW(
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NixStringContextElem::parse("!!/"),
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BadStorePath);
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}
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TEST(NixStringContextElemTest, eq_slash_invalid) {
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EXPECT_THROW(
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NixStringContextElem::parse("=/"),
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BadStorePath);
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}
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TEST(NixStringContextElemTest, slash_invalid) {
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EXPECT_THROW(
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NixStringContextElem::parse("/"),
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BadStorePath);
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}
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/**
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* Round trip (string <-> data structure) test for
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* `NixStringContextElem::Opaque`.
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*/
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TEST(NixStringContextElemTest, opaque) {
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std::string_view opaque = "g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-x";
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auto elem = NixStringContextElem::parse(opaque);
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auto * p = std::get_if<NixStringContextElem::Opaque>(&elem.raw);
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ASSERT_TRUE(p);
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ASSERT_EQ(p->path, StorePath { opaque });
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ASSERT_EQ(elem.to_string(), opaque);
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}
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/**
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* Round trip (string <-> data structure) test for
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* `NixStringContextElem::DrvDeep`.
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*/
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TEST(NixStringContextElemTest, drvDeep) {
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std::string_view drvDeep = "=g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-x.drv";
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auto elem = NixStringContextElem::parse(drvDeep);
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auto * p = std::get_if<NixStringContextElem::DrvDeep>(&elem.raw);
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ASSERT_TRUE(p);
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ASSERT_EQ(p->drvPath, StorePath { drvDeep.substr(1) });
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ASSERT_EQ(elem.to_string(), drvDeep);
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}
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/**
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* Round trip (string <-> data structure) test for a simpler
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* `NixStringContextElem::Built`.
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*/
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TEST(NixStringContextElemTest, built_opaque) {
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std::string_view built = "!foo!g1w7hy3qg1w7hy3qg1w7hy3qg1w7hy3q-x.drv";
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auto elem = NixStringContextElem::parse(built);
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auto * p = std::get_if<NixStringContextElem::Built>(&elem.raw);
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ASSERT_TRUE(p);
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ASSERT_EQ(p->output, "foo");
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ASSERT_EQ(*p->drvPath, ((SingleDerivedPath) SingleDerivedPath::Opaque {
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.path = StorePath { built.substr(5) },
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}));
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ASSERT_EQ(elem.to_string(), built);
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}
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#ifndef COVERAGE
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RC_GTEST_PROP(
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NixStringContextElemTest,
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prop_round_rip,
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(const NixStringContextElem & o))
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{
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RC_ASSERT(o == NixStringContextElem::parse(o.to_string()));
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}
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#endif
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}
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