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Restore exposing machine file parsing

This was accidentally removed in
e989c83b44. I restored it and also did a
few other cleanups:

- Make a static method for namespacing purposes

- Put the test files in the data dir with the other test data

- Avoid mutating globals in the machine config tests

This will be used by Hydra.
This commit is contained in:
John Ericson 2024-05-22 23:12:23 -04:00
parent 5845fd59c3
commit f2bcebc450
6 changed files with 72 additions and 61 deletions

View file

@ -1,8 +1,9 @@
#include "machines.hh"
#include "globals.hh"
#include "file-system.hh"
#include "util.hh"
#include "tests/characterization.hh"
#include <gtest/gtest.h>
#include <gmock/gmock-matchers.h>
@ -14,23 +15,13 @@ using testing::SizeIs;
using namespace nix;
class Environment : public ::testing::Environment {
public:
void SetUp() override { settings.thisSystem = "TEST_ARCH-TEST_OS"; }
};
testing::Environment* const foo_env =
testing::AddGlobalTestEnvironment(new Environment);
TEST(machines, getMachinesWithEmptyBuilders) {
settings.builders = "";
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, "");
ASSERT_THAT(actual, SizeIs(0));
}
TEST(machines, getMachinesUriOnly) {
settings.builders = "nix@scratchy.labs.cs.uu.nl";
Machines actual = getMachines();
auto actual = Machine::parseConfig({"TEST_ARCH-TEST_OS"}, "nix@scratchy.labs.cs.uu.nl");
ASSERT_THAT(actual, SizeIs(1));
EXPECT_THAT(actual[0], Field(&Machine::storeUri, Eq(StoreReference::parse("ssh://nix@scratchy.labs.cs.uu.nl"))));
EXPECT_THAT(actual[0], Field(&Machine::systemTypes, ElementsAre("TEST_ARCH-TEST_OS")));
@ -43,8 +34,7 @@ TEST(machines, getMachinesUriOnly) {
}
TEST(machines, getMachinesDefaults) {
settings.builders = "nix@scratchy.labs.cs.uu.nl - - - - - - -";
Machines actual = getMachines();
auto actual = Machine::parseConfig({"TEST_ARCH-TEST_OS"}, "nix@scratchy.labs.cs.uu.nl - - - - - - -");
ASSERT_THAT(actual, SizeIs(1));
EXPECT_THAT(actual[0], Field(&Machine::storeUri, Eq(StoreReference::parse("ssh://nix@scratchy.labs.cs.uu.nl"))));
EXPECT_THAT(actual[0], Field(&Machine::systemTypes, ElementsAre("TEST_ARCH-TEST_OS")));
@ -68,26 +58,24 @@ MATCHER_P(AuthorityMatches, authority, "") {
}
TEST(machines, getMachinesWithNewLineSeparator) {
settings.builders = "nix@scratchy.labs.cs.uu.nl\nnix@itchy.labs.cs.uu.nl";
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl\nnix@itchy.labs.cs.uu.nl");
ASSERT_THAT(actual, SizeIs(2));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl"))));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@itchy.labs.cs.uu.nl"))));
}
TEST(machines, getMachinesWithSemicolonSeparator) {
settings.builders = "nix@scratchy.labs.cs.uu.nl ; nix@itchy.labs.cs.uu.nl";
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl ; nix@itchy.labs.cs.uu.nl");
EXPECT_THAT(actual, SizeIs(2));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl"))));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@itchy.labs.cs.uu.nl"))));
}
TEST(machines, getMachinesWithCorrectCompleteSingleBuilder) {
settings.builders = "nix@scratchy.labs.cs.uu.nl i686-linux "
"/home/nix/.ssh/id_scratchy_auto 8 3 kvm "
"benchmark SSH+HOST+PUBLIC+KEY+BASE64+ENCODED==";
Machines actual = getMachines();
auto actual = Machine::parseConfig({},
"nix@scratchy.labs.cs.uu.nl i686-linux "
"/home/nix/.ssh/id_scratchy_auto 8 3 kvm "
"benchmark SSH+HOST+PUBLIC+KEY+BASE64+ENCODED==");
ASSERT_THAT(actual, SizeIs(1));
EXPECT_THAT(actual[0], Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl")));
EXPECT_THAT(actual[0], Field(&Machine::systemTypes, ElementsAre("i686-linux")));
@ -101,11 +89,10 @@ TEST(machines, getMachinesWithCorrectCompleteSingleBuilder) {
TEST(machines,
getMachinesWithCorrectCompleteSingleBuilderWithTabColumnDelimiter) {
settings.builders =
auto actual = Machine::parseConfig({},
"nix@scratchy.labs.cs.uu.nl\ti686-linux\t/home/nix/.ssh/"
"id_scratchy_auto\t8\t3\tkvm\tbenchmark\tSSH+HOST+PUBLIC+"
"KEY+BASE64+ENCODED==";
Machines actual = getMachines();
"KEY+BASE64+ENCODED==");
ASSERT_THAT(actual, SizeIs(1));
EXPECT_THAT(actual[0], Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl")));
EXPECT_THAT(actual[0], Field(&Machine::systemTypes, ElementsAre("i686-linux")));
@ -118,10 +105,10 @@ TEST(machines,
}
TEST(machines, getMachinesWithMultiOptions) {
settings.builders = "nix@scratchy.labs.cs.uu.nl Arch1,Arch2 - - - "
"SupportedFeature1,SupportedFeature2 "
"MandatoryFeature1,MandatoryFeature2";
Machines actual = getMachines();
auto actual = Machine::parseConfig({},
"nix@scratchy.labs.cs.uu.nl Arch1,Arch2 - - - "
"SupportedFeature1,SupportedFeature2 "
"MandatoryFeature1,MandatoryFeature2");
ASSERT_THAT(actual, SizeIs(1));
EXPECT_THAT(actual[0], Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl")));
EXPECT_THAT(actual[0], Field(&Machine::systemTypes, ElementsAre("Arch1", "Arch2")));
@ -130,24 +117,28 @@ TEST(machines, getMachinesWithMultiOptions) {
}
TEST(machines, getMachinesWithIncorrectFormat) {
settings.builders = "nix@scratchy.labs.cs.uu.nl - - eight";
EXPECT_THROW(getMachines(), FormatError);
settings.builders = "nix@scratchy.labs.cs.uu.nl - - -1";
EXPECT_THROW(getMachines(), FormatError);
settings.builders = "nix@scratchy.labs.cs.uu.nl - - 8 three";
EXPECT_THROW(getMachines(), FormatError);
settings.builders = "nix@scratchy.labs.cs.uu.nl - - 8 -3";
EXPECT_THROW(getMachines(), UsageError);
settings.builders = "nix@scratchy.labs.cs.uu.nl - - 8 3 - - BAD_BASE64";
EXPECT_THROW(getMachines(), FormatError);
EXPECT_THROW(
Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl - - eight"),
FormatError);
EXPECT_THROW(
Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl - - -1"),
FormatError);
EXPECT_THROW(
Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl - - 8 three"),
FormatError);
EXPECT_THROW(
Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl - - 8 -3"),
UsageError);
EXPECT_THROW(
Machine::parseConfig({}, "nix@scratchy.labs.cs.uu.nl - - 8 3 - - BAD_BASE64"),
FormatError);
}
TEST(machines, getMachinesWithCorrectFileReference) {
auto path = absPath("tests/unit/libstore/test-data/machines.valid");
auto path = absPath(getUnitTestData() + "/machines/valid");
ASSERT_TRUE(pathExists(path));
settings.builders = std::string("@") + path;
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, "@" + path);
ASSERT_THAT(actual, SizeIs(3));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@scratchy.labs.cs.uu.nl"))));
EXPECT_THAT(actual, Contains(Field(&Machine::storeUri, AuthorityMatches("nix@itchy.labs.cs.uu.nl"))));
@ -158,18 +149,17 @@ TEST(machines, getMachinesWithCorrectFileReferenceToEmptyFile) {
auto path = "/dev/null";
ASSERT_TRUE(pathExists(path));
settings.builders = std::string("@") + path;
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, std::string{"@"} + path);
ASSERT_THAT(actual, SizeIs(0));
}
TEST(machines, getMachinesWithIncorrectFileReference) {
settings.builders = std::string("@") + absPath("/not/a/file");
Machines actual = getMachines();
auto actual = Machine::parseConfig({}, "@" + absPath("/not/a/file"));
ASSERT_THAT(actual, SizeIs(0));
}
TEST(machines, getMachinesWithCorrectFileReferenceToIncorrectFile) {
settings.builders = std::string("@") + absPath("tests/unit/libstore/test-data/machines.bad_format");
EXPECT_THROW(getMachines(), FormatError);
EXPECT_THROW(
Machine::parseConfig({}, "@" + absPath(getUnitTestData() + "/machines/bad_format")),
FormatError);
}

View file

@ -12,7 +12,7 @@ namespace nix {
* The path to the unit test data directory. See the contributing guide
* in the manual for further details.
*/
static Path getUnitTestData() {
static inline Path getUnitTestData() {
return getEnv("_NIX_TEST_UNIT_DATA").value();
}
@ -21,7 +21,7 @@ static Path getUnitTestData() {
* against them. See the contributing guide in the manual for further
* details.
*/
static bool testAccept() {
static inline bool testAccept() {
return getEnv("_NIX_TEST_ACCEPT") == "1";
}