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217 changes: 217 additions & 0 deletions
217
testing/src/test/java/org/oppia/android/testing/math/TokenSubjectTest.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,217 @@ | ||
| package org.oppia.android.testing.math | ||
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| import org.junit.Assert.assertThrows | ||
| import org.junit.Test | ||
| import org.junit.runner.RunWith | ||
| import org.junit.runners.JUnit4 | ||
| import org.oppia.android.util.math.MathTokenizer.Companion.Token | ||
|
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| /** Tests for [TokenSubject]. */ | ||
| @RunWith(JUnit4::class) | ||
| class TokenSubjectTest { | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCorrectStartIndex() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| TokenSubject.assertThat(token).hasStartIndexThat().isEqualTo(10) | ||
| } | ||
|
|
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| @Test | ||
| fun testTokenSubject_failsWithIncorrectStartIndex() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).hasStartIndexThat().isEqualTo(11) | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCorrectEndIndex() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| TokenSubject.assertThat(token).hasEndIndexThat().isEqualTo(15) | ||
| } | ||
|
|
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| @Test | ||
| fun testTokenSubject_failsWithIncorrectEndIndex() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).hasEndIndexThat().isEqualTo(14) | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCorrectPositiveIntegerValue() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| TokenSubject.assertThat(token).isPositiveIntegerWhoseValue().isEqualTo(42) | ||
| } | ||
|
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||
| @Test | ||
| fun testTokenSubject_failsWithIncorrectPositiveIntegerValue() { | ||
| val token = Token.PositiveInteger(42, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).isPositiveIntegerWhoseValue().isEqualTo(45) | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCoreectPositiveRealNumberValue() { | ||
| val token = Token.PositiveRealNumber(3.14, 10, 15) | ||
| TokenSubject.assertThat(token).isPositiveRealNumberWhoseValue().isEqualTo(3.14) | ||
| } | ||
|
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| fun testTokenSubject_failsWithIncorrectPositiveRealNumberValue() { | ||
| val token = Token.PositiveRealNumber(3.14, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).isPositiveRealNumberWhoseValue().isEqualTo(25) | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCorrectVariableName() { | ||
| val token = Token.VariableName("x", 10, 15) | ||
| TokenSubject.assertThat(token).isVariableWhoseName().isEqualTo("x") | ||
| } | ||
|
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||
| @Test | ||
| fun testTokenSubject_isVariableWhoseName_incorrectName_fails() { | ||
| val token = Token.VariableName("x", 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).isVariableWhoseName().isEqualTo("y") | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_passesWithCorrectFunctionNameAndAllowedStatus() { | ||
| val token = Token.FunctionName("sqrt", true, 10, 15) | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasNameThat().isEqualTo("sqrt") | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_failsWithIncorrectFunctionNameAndAllowedStatus() { | ||
| val token = Token.FunctionName("sqrt", true, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasNameThat().isEqualTo("sine") | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsMinusSymbol() { | ||
| val token = Token.MinusSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isMinusSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsSquareRootSymbol() { | ||
| val token = Token.SquareRootSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isSquareRootSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsPlusSymbol() { | ||
| val token = Token.PlusSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isPlusSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsMultiplySymbol() { | ||
| val token = Token.MultiplySymbol(10, 11) | ||
| TokenSubject.assertThat(token).isMultiplySymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsDivideSymbol() { | ||
| val token = Token.DivideSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isDivideSymbol() | ||
| } | ||
|
|
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| @Test | ||
| fun testTokenSubject_symbolIsExponentiationSymbol() { | ||
| val token = Token.ExponentiationSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isExponentiationSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsEqualsSymbol() { | ||
| val token = Token.EqualsSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isEqualsSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsLeftParenthesisSymbol() { | ||
| val token = Token.LeftParenthesisSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isLeftParenthesisSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_symbolIsRightParenthesisSymbol() { | ||
| val token = Token.RightParenthesisSymbol(10, 11) | ||
| TokenSubject.assertThat(token).isRightParenthesisSymbol() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_failsWithIncorrectSymbol() { | ||
| val token = Token.RightParenthesisSymbol(10, 11) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).isMinusSymbol() | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_checkIsInvalidToken_passes() { | ||
| val token = Token.InvalidToken(10, 11) | ||
| TokenSubject.assertThat(token).isInvalidToken() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_checkIsInvalidToken_fails() { | ||
| val token = Token.PositiveInteger(10, 11, 42) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token).isInvalidToken() | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_checkIsIncompleteFunctionName() { | ||
| val token = Token.IncompleteFunctionName(10, 11) | ||
| TokenSubject.assertThat(token).isIncompleteFunctionName() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_functionNameSubject_nameCheck_passes() { | ||
| val token = Token.FunctionName("sqrt", true, 10, 15) | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasNameThat().isEqualTo("sqrt") | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_functionNameSubject_nameCheck_fails() { | ||
| val token = Token.FunctionName("sqrt", true, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasNameThat().isEqualTo("sin") | ||
| } | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_functionNameSubject_allowedPropertyCheck_passes() { | ||
| val token = Token.FunctionName("sqrt", true, 10, 15) | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasIsAllowedPropertyThat().isTrue() | ||
| } | ||
|
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| @Test | ||
| fun testTokenSubject_functionNameSubject_allowedPropertyCheck_fails() { | ||
| val token = Token.FunctionName("sqrt", false, 10, 15) | ||
| assertThrows(AssertionError::class.java) { | ||
| TokenSubject.assertThat(token) | ||
| .isFunctionNameThat() | ||
| .hasIsAllowedPropertyThat().isTrue() | ||
| } | ||
| } | ||
| } |
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