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99 lines
2.5 KiB
99 lines
2.5 KiB
3 years ago
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#include <functional> // function
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#include <string>
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#include <vector>
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#include "macro.h"
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#include "testcase.h"
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#include "testsuite.h"
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#include "util/system.h"
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bool runSystem(std::function<Util::System(Util::System&)> commands, std::string* output = nullptr, std::string* error = nullptr)
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{
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Util::System system;
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auto exec = commands(system);
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if (output) {
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*output = exec.output();
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}
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if (error) {
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*error = exec.error();
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}
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return !exec.status() ? true : false;
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}
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// -----------------------------------------
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TEST_CASE(SystemCommand)
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{
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// Regular echo command, return true
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std::string output = "";
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std::string error = "";
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auto result = runSystem([&](auto& $) {
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return $("echo Hello World!")();
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "Hello World!\n");
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EXPECT_EQ(error, "");
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// Apend output of two echo commands, return true
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return $("echo -n Hello ") + $("echo -n World!");
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "Hello World!");
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EXPECT_EQ(error, "");
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// Pipe test, grep section of the echo command, return true
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return $("echo Hello World!") | $("grep --only-matching Hello");
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "Hello\n");
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EXPECT_EQ(error, "");
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// Run all commands until first false, return true
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return $("echo Hello") && $("echo World!");
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "Hello\nWorld!\n");
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EXPECT_EQ(error, "");
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// Run all commands until first true, return true
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return $("echo Hello") || $("echo World!");
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "Hello\n");
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EXPECT_EQ(error, "");
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// And plus pipe test, grep the middle word, return true
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return ($("echo -n one ") && $("echo -n two ") && $("echo -n three")) | $("grep --only-matching two");
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}, &output, &error);
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EXPECT_EQ(result, true);
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EXPECT_EQ(output, "two\n");
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EXPECT_EQ(error, "");
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// FIXME waitpid does not seem to get the right exit status here
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// Return false
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output = "";
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error = "";
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result = runSystem([&](auto& $) {
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return $("exit 1")();
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}, &output, &error);
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EXPECT_EQ(result, false);
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EXPECT_EQ(output, "");
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EXPECT_EQ(error, "");
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}
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