Analysis API: add test covering get missing when branches

Also fix FIR implementation to generate boolean branches in the same
order as FE1.0.

analysis/analysis-api/testData/components/whenMissingCases/boolean_else.kt

@@ -0,0 +1,5 @@
+fun test(b: Boolean) {
+    <caret>when(b) {
+        else -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/boolean_else.txt

@@ -0,0 +1,2 @@
+True - true
+False - false

analysis/analysis-api/testData/components/whenMissingCases/boolean_empty.kt

@@ -0,0 +1,4 @@
+fun test(b: Boolean) {
+    <caret>when(b) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/boolean_empty.txt

@@ -0,0 +1,2 @@
+True - true
+False - false

analysis/analysis-api/testData/components/whenMissingCases/boolean_partial.kt

@@ -0,0 +1,5 @@
+fun test(b: Boolean) {
+    <caret>when(b) {
+        true -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/boolean_partial.txt

@@ -0,0 +1 @@
+False - false

analysis/analysis-api/testData/components/whenMissingCases/enum_else.kt

@@ -0,0 +1,9 @@
+enum class MyEnum {
+    A, B, C
+}
+
+fun test(e: MyEnum) {
+    <caret>when (e) {
+        else -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/enum_else.txt

@@ -0,0 +1,3 @@
+EnumCheckIsMissing - MyEnum.A
+EnumCheckIsMissing - MyEnum.B
+EnumCheckIsMissing - MyEnum.C

analysis/analysis-api/testData/components/whenMissingCases/enum_empty.kt

@@ -0,0 +1,8 @@
+enum class MyEnum {
+    A, B, C
+}
+
+fun test(e: MyEnum) {
+    <caret>when (e) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/enum_empty.txt

@@ -0,0 +1,3 @@
+EnumCheckIsMissing - MyEnum.A
+EnumCheckIsMissing - MyEnum.B
+EnumCheckIsMissing - MyEnum.C

analysis/analysis-api/testData/components/whenMissingCases/enum_partial.kt

@@ -0,0 +1,9 @@
+enum class MyEnum {
+    A, B, C
+}
+
+fun test(e: MyEnum) {
+    <caret>when (e) {
+        MyEnum.A -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/enum_partial.txt

@@ -0,0 +1,2 @@
+EnumCheckIsMissing - MyEnum.B
+EnumCheckIsMissing - MyEnum.C

analysis/analysis-api/testData/components/whenMissingCases/nothing.kt

@@ -0,0 +1,4 @@
+fun test(n: Nothing) {
+    <caret>when (n) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/nothing.txt

@@ -0,0 +1 @@
+Unknown - else

analysis/analysis-api/testData/components/whenMissingCases/nullableBoolean.kt

@@ -0,0 +1,4 @@
+fun test(b: Boolean?) {
+    <caret>when(b) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/nullableBoolean.txt

@@ -0,0 +1,3 @@
+True - true
+False - false
+NullIsMissing - null

analysis/analysis-api/testData/components/whenMissingCases/nullableEnum.kt

@@ -0,0 +1,8 @@
+enum class MyEnum {
+    A, B, C
+}
+
+fun test(e: MyEnum?) {
+    <caret>when (e) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/nullableEnum.txt

@@ -0,0 +1,4 @@
+EnumCheckIsMissing - MyEnum.A
+EnumCheckIsMissing - MyEnum.B
+EnumCheckIsMissing - MyEnum.C
+NullIsMissing - null

analysis/analysis-api/testData/components/whenMissingCases/nullableNothing.descriptors.txt

@@ -0,0 +1 @@
+unknown - else

analysis/analysis-api/testData/components/whenMissingCases/nullableNothing.kt

@@ -0,0 +1,4 @@
+fun test(n: Nothing?) {
+    <caret>when (n) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/nullableNothing.txt

@@ -0,0 +1 @@
+NullIsMissing - null

analysis/analysis-api/testData/components/whenMissingCases/nullableSealedClass_empty.kt

@@ -0,0 +1,9 @@
+sealed class Foo {
+    object A : Foo()
+    class B(val i: Int) : Foo()
+}
+
+fun test(e: Foo?) {
+    <caret>when (e) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/nullableSealedClass_empty.txt

@@ -0,0 +1,3 @@
+IsTypeCheckIsMissing - Foo.A
+IsTypeCheckIsMissing - is Foo.B
+NullIsMissing - null

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_else.kt

@@ -0,0 +1,10 @@
+sealed class Foo {
+    object A : Foo()
+    class B(val i: Int) : Foo()
+}
+
+fun test(e: Foo) {
+    <caret>when (e) {
+        else -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_else.txt

@@ -0,0 +1,2 @@
+IsTypeCheckIsMissing - Foo.A
+IsTypeCheckIsMissing - is Foo.B

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_empty.kt

@@ -0,0 +1,9 @@
+sealed class Foo {
+    object A : Foo()
+    class B(val i: Int) : Foo()
+}
+
+fun test(e: Foo) {
+    <caret>when (e) {
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_empty.txt

@@ -0,0 +1,2 @@
+IsTypeCheckIsMissing - Foo.A
+IsTypeCheckIsMissing - is Foo.B

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_partial.kt

@@ -0,0 +1,10 @@
+sealed class Foo {
+    object A : Foo()
+    class B(val i: Int) : Foo()
+}
+
+fun test(e: Foo) {
+    <caret>when (e) {
+        Foo.A -> {}
+    }
+}

analysis/analysis-api/testData/components/whenMissingCases/sealedClass_partial.txt

@@ -0,0 +1 @@
+IsTypeCheckIsMissing - is Foo.B