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Cover even more cases

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(cherry picked from commit b8130eb5dd3a242742cb549f8160a942d9157471)
This commit is contained in:
Octavia Togami 2020-02-25 17:11:06 -08:00 committed by MattBDev
parent 0e4a206f72
commit 57154224dc
1 changed files with 114 additions and 5 deletions
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119
worldedit-core/src/test/java/com/sk89q/worldedit/internal/expression/ExpressionTest.java
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@ -21,7 +21,6 @@ package com.sk89q.worldedit.internal.expression;
import com.google.common.collect.ImmutableList;
import org.junit.jupiter.api.DynamicNode;
import org.junit.jupiter.api.DynamicTest;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestFactory;
@ -36,6 +35,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTimeoutPreemptively;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.DynamicTest.dynamicTest;
class ExpressionTest extends BaseExpressionTest {
@ -68,7 +68,7 @@ class ExpressionTest extends BaseExpressionTest {
testCase("return 1; 0", 1)
);
return testCases.stream()
.map(testCase -> DynamicTest.dynamicTest(
.map(testCase -> dynamicTest(
testCase.getExpression(),
() -> checkTestCase(testCase)
));
@ -77,6 +77,24 @@ class ExpressionTest extends BaseExpressionTest {
@Test
void testVariables() {
assertEquals(8, compile("foo+bar", "foo", "bar").evaluate(5D, 3D), 0);
// variables need to be assigned first
EvaluationException ex = assertThrows(EvaluationException.class,
() -> simpleEval("a*=5"));
assertTrue(ex.getMessage().contains("not initialized yet"));
// can't modify e, pi, true, false
}
@TestFactory
Stream<DynamicNode> testModifyConstants() {
return Stream.of("e", "pi", "true", "false").map(constant ->
dynamicTest(constant, () -> {
EvaluationException ex = assertThrows(EvaluationException.class, () ->
simpleEval(constant + "++"));
assertTrue(ex.getMessage().endsWith("'" + constant + "' is not a variable"));
}));
}
@Test
@ -179,6 +197,16 @@ class ExpressionTest extends BaseExpressionTest {
checkTestCase("2.9!", 2);
}
@Test
void testAssignOps() {
checkTestCase("a=2; a^=3; a", 8);
checkTestCase("a=2; a*=3; a", 6);
checkTestCase("a=2; a/=2; a", 1);
checkTestCase("a=2; a%=3; a", 2);
checkTestCase("a=2; a+=3; a", 5);
checkTestCase("a=2; a-=3; a", -1);
}
@Test
public void testErrors() {
// test lexer errors
@ -275,23 +303,104 @@ class ExpressionTest extends BaseExpressionTest {
" --c;" +
"}" +
"a", 9);
checkTestCase("" +
"c=5;" +
"a=0;" +
"do {" +
" ++a;" +
" --c;" +
" if (c == 1) break;" +
"} while (c > 0);" +
"a", 4);
checkTestCase("" +
"c=5;" +
"a=0;" +
"do {" +
" ++a;" +
" if (a < 5) continue;" +
" --c;" +
"} while (c > 0);" +
"a", 9);
}
@Test
public void testFor() throws ExpressionException {
checkTestCase("a=0; for (i=0; i<5; ++i) { ++a; } a", 5);
checkTestCase("y=0; for (i=1,5) { y *= 10; y += i; } y", 12345);
checkTestCase("" +
"a=0;" +
"for (c = 5; c > 0; c--) {" +
" ++a;" +
" if (c == 2) break;" +
"}" +
"a", 4);
checkTestCase("" +
"a=0;" +
"for (c = 5; c > 0; c--) {" +
" if (a > 1) continue;" +
" ++a;" +
"}" +
"a", 2);
checkTestCase("" +
"a=0;" +
"for (c = 1,5) {" +
" ++a;" +
" if (c == 4) break;" +
"}" +
"a", 4);
checkTestCase("" +
"a=0;" +
"for (c = 1,5) {" +
" if (a > 1) continue;" +
" ++a;" +
"}" +
"a", 2);
}
@Test
public void testSwitch() throws ExpressionException {
checkTestCase("x=1;y=2;z=3;switch (1) { case 1: x=5; break; case 2: y=6; break; default: z=7 } x*100+y*10+z", 523);
checkTestCase("x=1;y=2;z=3;switch (2) { case 1: x=5; break; case 2: y=6; break; default: z=7 } x*100+y*10+z", 163);
checkTestCase("x=1;y=2;z=3;switch (3) { case 1: x=5; break; case 2: y=6; break; default: z=7 } x*100+y*10+z", 127);
checkTestCase("x=1;y=2;z=3;switch (1) { case 1: x=5; break; case 2: y=6; break; default: z=7; break } x*100+y*10+z", 523);
checkTestCase("x=1;y=2;z=3;switch (2) { case 1: x=5; break; case 2: y=6; break; default: z=7; break } x*100+y*10+z", 163);
checkTestCase("x=1;y=2;z=3;switch (3) { case 1: x=5; break; case 2: y=6; break; default: z=7; break } x*100+y*10+z", 127);
checkTestCase("x=1;y=2;z=3;switch (1) { case 1: x=5; case 2: y=6; default: z=7 } x*100+y*10+z", 567);
checkTestCase("x=1;y=2;z=3;switch (2) { case 1: x=5; case 2: y=6; default: z=7 } x*100+y*10+z", 167);
checkTestCase("x=1;y=2;z=3;switch (3) { case 1: x=5; case 2: y=6; default: z=7 } x*100+y*10+z", 127);
checkTestCase("x=1;y=2;z=3;switch (1) { case 1: x=5; case 2: y=6 } x*100+y*10+z", 563);
// try to continue in a switch :P
{
EvaluationException ex = assertThrows(EvaluationException.class, () -> simpleEval("" +
"switch(1) {" +
" case 1: continue;" +
"}"));
assertTrue(ex.getMessage().contains("continue in a switch"));
}
{
EvaluationException ex = assertThrows(EvaluationException.class, () -> simpleEval("" +
"switch(1) {" +
" default: continue;" +
"}"));
assertTrue(ex.getMessage().contains("continue in a switch"));
}
// duplicate case checks
{
EvaluationException ex = assertThrows(EvaluationException.class, () -> simpleEval("" +
"switch(1) {" +
" case 1: 1;" +
" case 1: 1;" +
"}"));
assertTrue(ex.getMessage().contains("Duplicate cases"));
}
{
EvaluationException ex = assertThrows(EvaluationException.class, () -> simpleEval("" +
"switch(1) {" +
" default: 1;" +
" default: 1;" +
"}"));
assertTrue(ex.getMessage().contains("Duplicate default cases"));
}
}
@Test